./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 1b605371288ab675786f884c3e899aa7b22c9968bb31ac2f2bc3b55776b1682d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 01:48:12,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 01:48:12,506 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-29 01:48:12,510 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 01:48:12,510 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 01:48:12,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 01:48:12,537 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 01:48:12,537 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 01:48:12,538 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 01:48:12,539 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 01:48:12,539 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 01:48:12,540 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 01:48:12,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 01:48:12,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 01:48:12,541 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 01:48:12,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 01:48:12,542 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 01:48:12,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 01:48:12,543 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 01:48:12,544 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 01:48:12,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 01:48:12,545 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 01:48:12,546 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 01:48:12,546 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 01:48:12,546 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 01:48:12,547 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 01:48:12,547 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 01:48:12,548 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 01:48:12,548 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:48:12,549 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 01:48:12,549 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 01:48:12,549 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 01:48:12,550 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 01:48:12,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 01:48:12,550 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 01:48:12,550 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 01:48:12,550 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 01:48:12,551 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 01:48:12,551 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 01:48:12,551 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b605371288ab675786f884c3e899aa7b22c9968bb31ac2f2bc3b55776b1682d [2023-11-29 01:48:12,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 01:48:12,789 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 01:48:12,791 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 01:48:12,792 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 01:48:12,793 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 01:48:12,794 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2023-11-29 01:48:15,445 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 01:48:15,894 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 01:48:15,894 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2023-11-29 01:48:15,953 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/data/d04c5dc09/f87eaf1cc91247e995c455b3631ee031/FLAGde636bef4 [2023-11-29 01:48:15,971 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/data/d04c5dc09/f87eaf1cc91247e995c455b3631ee031 [2023-11-29 01:48:15,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 01:48:15,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 01:48:15,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 01:48:15,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 01:48:15,982 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 01:48:15,983 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:48:15" (1/1) ... [2023-11-29 01:48:15,984 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d5f108e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:15, skipping insertion in model container [2023-11-29 01:48:15,984 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 01:48:15" (1/1) ... [2023-11-29 01:48:16,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 01:48:16,836 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2023-11-29 01:48:17,339 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:48:17,383 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 01:48:17,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "m" (__preempt_count)); [6185] [2023-11-29 01:48:17,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6188] [2023-11-29 01:48:17,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6191] [2023-11-29 01:48:17,515 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "m" (__preempt_count)); [6194] [2023-11-29 01:48:17,521 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i[180577,180590] [2023-11-29 01:48:17,640 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/312/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/libertas/if_usb.o.c.prepared"), "i" (684), "i" (12UL)); [7310-7311] [2023-11-29 01:48:17,641 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/312/dscv_tempdir/dscv/ri/205_9a/drivers/net/wireless/libertas/if_usb.o.c.prepared"), "i" (689), "i" (12UL)); [7320-7321] [2023-11-29 01:48:17,687 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 01:48:17,726 WARN L675 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-29 01:48:17,734 INFO L206 MainTranslator]: Completed translation [2023-11-29 01:48:17,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17 WrapperNode [2023-11-29 01:48:17,734 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 01:48:17,735 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 01:48:17,735 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 01:48:17,736 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 01:48:17,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:17,789 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:17,862 INFO L138 Inliner]: procedures = 180, calls = 1361, calls flagged for inlining = 87, calls inlined = 41, statements flattened = 2092 [2023-11-29 01:48:17,862 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 01:48:17,863 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 01:48:17,863 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 01:48:17,863 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 01:48:17,874 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:17,875 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:17,887 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,117 INFO L175 MemorySlicer]: Split 601 memory accesses to 100 slices as follows [6, 2, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 2, 1, 7, 1, 7, 1, 7, 1, 153, 7, 1, 2, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 8, 18, 42]. 25 percent of accesses are in the largest equivalence class. The 485 initializations are split as follows [0, 2, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 0, 1, 7, 1, 7, 1, 7, 1, 47, 7, 1, 0, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 7, 1, 8, 18, 42]. The 45 writes are split as follows [3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 40, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]. [2023-11-29 01:48:18,117 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,192 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,213 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,286 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,303 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,331 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 01:48:18,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 01:48:18,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 01:48:18,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 01:48:18,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (1/1) ... [2023-11-29 01:48:18,339 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 01:48:18,349 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:18,359 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 01:48:18,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 01:48:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_reset_device [2023-11-29 01:48:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_reset_device [2023-11-29 01:48:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_resume [2023-11-29 01:48:18,387 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_resume [2023-11-29 01:48:18,387 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2023-11-29 01:48:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2023-11-29 01:48:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2023-11-29 01:48:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2023-11-29 01:48:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2023-11-29 01:48:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2023-11-29 01:48:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-29 01:48:18,388 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-29 01:48:18,388 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-29 01:48:18,389 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-29 01:48:18,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#16 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#17 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#18 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#19 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#20 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#21 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#22 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#23 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#24 [2023-11-29 01:48:18,391 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#25 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#26 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#27 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#28 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#29 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#30 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#31 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#32 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#33 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#34 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#35 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#36 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#37 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#38 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#39 [2023-11-29 01:48:18,392 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#40 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#41 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#42 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#43 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#44 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#45 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#46 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#47 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#48 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#49 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#50 [2023-11-29 01:48:18,393 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#51 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#52 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#53 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#54 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#55 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#56 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#57 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#58 [2023-11-29 01:48:18,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#59 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#60 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#61 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#62 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#63 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#64 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#65 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#66 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#67 [2023-11-29 01:48:18,395 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#68 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#69 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#70 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#71 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#72 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#73 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#74 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#75 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#76 [2023-11-29 01:48:18,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#77 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#78 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#79 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#80 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#81 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#82 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#83 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#84 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#85 [2023-11-29 01:48:18,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#86 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#87 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#88 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#89 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#90 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#91 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#92 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#93 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#94 [2023-11-29 01:48:18,398 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#95 [2023-11-29 01:48:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#96 [2023-11-29 01:48:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#97 [2023-11-29 01:48:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#98 [2023-11-29 01:48:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#99 [2023-11-29 01:48:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_bulk [2023-11-29 01:48:18,399 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_bulk [2023-11-29 01:48:18,399 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-29 01:48:18,399 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-29 01:48:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2023-11-29 01:48:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2023-11-29 01:48:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-29 01:48:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-29 01:48:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2023-11-29 01:48:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2023-11-29 01:48:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_1 [2023-11-29 01:48:18,400 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_1 [2023-11-29 01:48:18,400 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_submit_rx_urb [2023-11-29 01:48:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_submit_rx_urb [2023-11-29 01:48:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-29 01:48:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-29 01:48:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-29 01:48:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-29 01:48:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure __if_usb_submit_rx_urb [2023-11-29 01:48:18,401 INFO L138 BoogieDeclarations]: Found implementation of procedure __if_usb_submit_rx_urb [2023-11-29 01:48:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 01:48:18,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-29 01:48:18,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#16 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#17 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#18 [2023-11-29 01:48:18,403 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#19 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#20 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#21 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#22 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#23 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#24 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#25 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#26 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#27 [2023-11-29 01:48:18,404 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#28 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#29 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#30 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#31 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#32 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#33 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#34 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#35 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#36 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#37 [2023-11-29 01:48:18,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#38 [2023-11-29 01:48:18,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#39 [2023-11-29 01:48:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#40 [2023-11-29 01:48:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#41 [2023-11-29 01:48:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#42 [2023-11-29 01:48:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#43 [2023-11-29 01:48:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#44 [2023-11-29 01:48:18,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#45 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#46 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#47 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#48 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#49 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#50 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#51 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#52 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#53 [2023-11-29 01:48:18,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#54 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#55 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#56 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#57 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#58 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#59 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#60 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#61 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#62 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#63 [2023-11-29 01:48:18,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#64 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#65 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#66 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#67 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#68 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#69 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#70 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#71 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#72 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#73 [2023-11-29 01:48:18,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#74 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#75 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#76 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#77 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#78 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#79 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#80 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#81 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#82 [2023-11-29 01:48:18,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#83 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#84 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#85 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#86 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#87 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#88 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#89 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#90 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#91 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#92 [2023-11-29 01:48:18,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#93 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#94 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#95 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#96 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#97 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#98 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#99 [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2023-11-29 01:48:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2023-11-29 01:48:18,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-29 01:48:18,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_free [2023-11-29 01:48:18,430 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_free [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-29 01:48:18,430 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#16 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#17 [2023-11-29 01:48:18,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#18 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#19 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#20 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#21 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#22 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#23 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#24 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#25 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#26 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#27 [2023-11-29 01:48:18,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#28 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#29 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#30 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#31 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#32 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#33 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#34 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#35 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#36 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#37 [2023-11-29 01:48:18,433 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#38 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#39 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#40 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#41 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#42 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#43 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#44 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#45 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#46 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#47 [2023-11-29 01:48:18,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#48 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#49 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#50 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#51 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#52 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#53 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#54 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#55 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#56 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#57 [2023-11-29 01:48:18,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#58 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#59 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#60 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#61 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#62 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#63 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#64 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#65 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#66 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#67 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#68 [2023-11-29 01:48:18,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#69 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#70 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#71 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#72 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#73 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#74 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#75 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#76 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#77 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#78 [2023-11-29 01:48:18,437 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#79 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#80 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#81 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#82 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#83 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#84 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#85 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#86 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#87 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#88 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#89 [2023-11-29 01:48:18,438 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#90 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#91 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#92 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#93 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#94 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#95 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#96 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#97 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#98 [2023-11-29 01:48:18,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#99 [2023-11-29 01:48:18,439 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-29 01:48:18,440 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#16 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#17 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#18 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#19 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#20 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#21 [2023-11-29 01:48:18,441 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#22 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#23 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#24 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#25 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#26 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#27 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#28 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#29 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#30 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#31 [2023-11-29 01:48:18,442 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#32 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#33 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#34 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#35 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#36 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#37 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#38 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#39 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#40 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#41 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#42 [2023-11-29 01:48:18,443 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#43 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#44 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#45 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#46 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#47 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#48 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#49 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#50 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#51 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#52 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#53 [2023-11-29 01:48:18,444 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#54 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#55 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#56 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#57 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#58 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#59 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#60 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#61 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#62 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#63 [2023-11-29 01:48:18,445 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#64 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#65 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#66 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#67 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#68 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#69 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#70 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#71 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#72 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#73 [2023-11-29 01:48:18,446 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#74 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#75 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#76 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#77 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#78 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#79 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#80 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#81 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#82 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#83 [2023-11-29 01:48:18,447 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#84 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#85 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#86 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#87 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#88 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#89 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#90 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#91 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#92 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#93 [2023-11-29 01:48:18,448 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#94 [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#95 [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#96 [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#97 [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#98 [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#99 [2023-11-29 01:48:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-29 01:48:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-29 01:48:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure if_usb_disconnect [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure if_usb_disconnect [2023-11-29 01:48:18,449 INFO L130 BoogieDeclarations]: Found specification of procedure usb_tx_block [2023-11-29 01:48:18,449 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_tx_block [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_1 [2023-11-29 01:48:18,450 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_1 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 01:48:18,450 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#16 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#17 [2023-11-29 01:48:18,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#18 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#19 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#20 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#21 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#22 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#23 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#24 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#25 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#26 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#27 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#28 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#29 [2023-11-29 01:48:18,452 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#30 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#31 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#32 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#33 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#34 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#35 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#36 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#37 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#38 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#39 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#40 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#41 [2023-11-29 01:48:18,453 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#42 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#43 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#44 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#45 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#46 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#47 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#48 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#49 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#50 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#51 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#52 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#53 [2023-11-29 01:48:18,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#54 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#55 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#56 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#57 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#58 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#59 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#60 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#61 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#62 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#63 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#64 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#65 [2023-11-29 01:48:18,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#66 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#67 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#68 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#69 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#70 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#71 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#72 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#73 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#74 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#75 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#76 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#77 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#78 [2023-11-29 01:48:18,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#79 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#80 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#81 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#82 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#83 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#84 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#85 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#86 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#87 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#88 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#89 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#90 [2023-11-29 01:48:18,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#91 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#92 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#93 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#94 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#95 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#96 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#97 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#98 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#99 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-29 01:48:18,458 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-29 01:48:18,459 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#16 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#17 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#18 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#19 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#20 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#21 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#22 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#23 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#24 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#25 [2023-11-29 01:48:18,460 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#26 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#27 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#28 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#29 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#30 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#31 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#32 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#33 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#34 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#35 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#36 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#37 [2023-11-29 01:48:18,461 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#38 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#39 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#40 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#41 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#42 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#43 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#44 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#45 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#46 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#47 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#48 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#49 [2023-11-29 01:48:18,462 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#50 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#51 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#52 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#53 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#54 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#55 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#56 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#57 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#58 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#59 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#60 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#61 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#62 [2023-11-29 01:48:18,463 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#63 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#64 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#65 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#66 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#67 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#68 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#69 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#70 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#71 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#72 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#73 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#74 [2023-11-29 01:48:18,464 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#75 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#76 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#77 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#78 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#79 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#80 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#81 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#82 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#83 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#84 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#85 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#86 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#87 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#88 [2023-11-29 01:48:18,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#89 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#90 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#91 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#92 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#93 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#94 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#95 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#96 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#97 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#98 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#99 [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-29 01:48:18,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-29 01:48:18,466 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2023-11-29 01:48:18,466 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_num [2023-11-29 01:48:18,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_num [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2023-11-29 01:48:18,467 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-29 01:48:18,467 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#16 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#17 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#18 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#19 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#20 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#21 [2023-11-29 01:48:18,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#22 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#23 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#24 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#25 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#26 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#27 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#28 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#29 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#30 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#31 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#32 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#33 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#34 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#35 [2023-11-29 01:48:18,469 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#36 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#37 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#38 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#39 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#40 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#41 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#42 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#43 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#44 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#45 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#46 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#47 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#48 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#49 [2023-11-29 01:48:18,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#50 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#51 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#52 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#53 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#54 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#55 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#56 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#57 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#58 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#59 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#60 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#61 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#62 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#63 [2023-11-29 01:48:18,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#64 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#65 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#66 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#67 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#68 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#69 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#70 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#71 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#72 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#73 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#74 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#75 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#76 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#77 [2023-11-29 01:48:18,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#78 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#79 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#80 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#81 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#82 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#83 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#84 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#85 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#86 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#87 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#88 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#89 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#90 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#91 [2023-11-29 01:48:18,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#92 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#93 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#94 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#95 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#96 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#97 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#98 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#99 [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-29 01:48:18,474 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure lbs_remove_card [2023-11-29 01:48:18,474 INFO L138 BoogieDeclarations]: Found implementation of procedure lbs_remove_card [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-29 01:48:18,474 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-29 01:48:18,474 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2023-11-29 01:48:18,475 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2023-11-29 01:48:18,475 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-29 01:48:18,475 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#16 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#17 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#18 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#19 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#20 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#21 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#22 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#23 [2023-11-29 01:48:18,476 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#24 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#25 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#26 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#27 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#28 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#29 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#30 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#31 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#32 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#33 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#34 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#35 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#36 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#37 [2023-11-29 01:48:18,477 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#38 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#39 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#40 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#41 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#42 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#43 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#44 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#45 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#46 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#47 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#48 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#49 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#50 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#51 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#52 [2023-11-29 01:48:18,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#53 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#54 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#55 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#56 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#57 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#58 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#59 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#60 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#61 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#62 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#63 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#64 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#65 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#66 [2023-11-29 01:48:18,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#67 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#68 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#69 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#70 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#71 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#72 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#73 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#74 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#75 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#76 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#77 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#78 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#79 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#80 [2023-11-29 01:48:18,480 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#81 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#82 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#83 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#84 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#85 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#86 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#87 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#88 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#89 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#90 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#91 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#92 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#93 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#94 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#95 [2023-11-29 01:48:18,481 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#96 [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#97 [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#98 [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#99 [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2023-11-29 01:48:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2023-11-29 01:48:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-29 01:48:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 01:48:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 01:48:18,482 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2023-11-29 01:48:18,482 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2023-11-29 01:48:19,329 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 01:48:19,335 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 01:48:21,099 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-29 01:48:21,826 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 01:48:22,013 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 01:48:22,013 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-29 01:48:22,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:48:22 BoogieIcfgContainer [2023-11-29 01:48:22,014 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 01:48:22,016 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 01:48:22,016 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 01:48:22,018 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 01:48:22,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 01:48:15" (1/3) ... [2023-11-29 01:48:22,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2623648d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:48:22, skipping insertion in model container [2023-11-29 01:48:22,019 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 01:48:17" (2/3) ... [2023-11-29 01:48:22,019 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2623648d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 01:48:22, skipping insertion in model container [2023-11-29 01:48:22,020 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 01:48:22" (3/3) ... [2023-11-29 01:48:22,021 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--libertas--usb8xxx.ko-entry_point.cil.out.i [2023-11-29 01:48:22,036 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 01:48:22,036 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-29 01:48:22,091 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-29 01:48:22,097 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6b6ad20a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-29 01:48:22,097 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-29 01:48:22,104 INFO L276 IsEmpty]: Start isEmpty. Operand has 575 states, 411 states have (on average 1.5304136253041363) internal successors, (629), 425 states have internal predecessors, (629), 126 states have call successors, (126), 37 states have call predecessors, (126), 36 states have return successors, (122), 119 states have call predecessors, (122), 122 states have call successors, (122) [2023-11-29 01:48:22,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-29 01:48:22,113 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:22,114 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:22,114 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:22,118 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:22,119 INFO L85 PathProgramCache]: Analyzing trace with hash -1933772867, now seen corresponding path program 1 times [2023-11-29 01:48:22,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:22,126 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1823904406] [2023-11-29 01:48:22,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:22,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:22,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:22,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:22,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:22,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-29 01:48:22,686 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:22,686 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1823904406] [2023-11-29 01:48:22,687 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1823904406] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:22,687 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:22,687 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-29 01:48:22,688 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [141728071] [2023-11-29 01:48:22,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:22,692 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:48:22,693 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:22,713 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:48:22,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-29 01:48:22,716 INFO L87 Difference]: Start difference. First operand has 575 states, 411 states have (on average 1.5304136253041363) internal successors, (629), 425 states have internal predecessors, (629), 126 states have call successors, (126), 37 states have call predecessors, (126), 36 states have return successors, (122), 119 states have call predecessors, (122), 122 states have call successors, (122) Second operand has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 01:48:25,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:25,944 INFO L93 Difference]: Finished difference Result 1787 states and 2776 transitions. [2023-11-29 01:48:25,945 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:48:25,946 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2023-11-29 01:48:25,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:25,966 INFO L225 Difference]: With dead ends: 1787 [2023-11-29 01:48:25,966 INFO L226 Difference]: Without dead ends: 1202 [2023-11-29 01:48:25,972 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:48:25,975 INFO L413 NwaCegarLoop]: 416 mSDtfsCounter, 1748 mSDsluCounter, 894 mSDsCounter, 0 mSdLazyCounter, 1415 mSolverCounterSat, 753 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1845 SdHoareTripleChecker+Valid, 1310 SdHoareTripleChecker+Invalid, 2168 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 753 IncrementalHoareTripleChecker+Valid, 1415 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.9s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:25,976 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1845 Valid, 1310 Invalid, 2168 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [753 Valid, 1415 Invalid, 0 Unknown, 0 Unchecked, 2.9s Time] [2023-11-29 01:48:25,994 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1202 states. [2023-11-29 01:48:26,127 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1202 to 1118. [2023-11-29 01:48:26,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1118 states, 808 states have (on average 1.4913366336633664) internal successors, (1205), 824 states have internal predecessors, (1205), 240 states have call successors, (240), 70 states have call predecessors, (240), 69 states have return successors, (239), 233 states have call predecessors, (239), 239 states have call successors, (239) [2023-11-29 01:48:26,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 1118 states and 1684 transitions. [2023-11-29 01:48:26,145 INFO L78 Accepts]: Start accepts. Automaton has 1118 states and 1684 transitions. Word has length 22 [2023-11-29 01:48:26,146 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:26,146 INFO L495 AbstractCegarLoop]: Abstraction has 1118 states and 1684 transitions. [2023-11-29 01:48:26,146 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.4) internal successors, (17), 3 states have internal predecessors, (17), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-29 01:48:26,146 INFO L276 IsEmpty]: Start isEmpty. Operand 1118 states and 1684 transitions. [2023-11-29 01:48:26,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-29 01:48:26,150 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:26,151 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:26,151 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-29 01:48:26,151 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:26,152 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:26,152 INFO L85 PathProgramCache]: Analyzing trace with hash 613093371, now seen corresponding path program 1 times [2023-11-29 01:48:26,152 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:26,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1544193559] [2023-11-29 01:48:26,152 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:26,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:26,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:26,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:26,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:26,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:26,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:26,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:26,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:26,556 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-29 01:48:26,556 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:26,556 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1544193559] [2023-11-29 01:48:26,556 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1544193559] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:26,557 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:26,557 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:48:26,557 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424843055] [2023-11-29 01:48:26,557 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:26,558 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:48:26,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:26,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:48:26,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:48:26,560 INFO L87 Difference]: Start difference. First operand 1118 states and 1684 transitions. Second operand has 6 states, 6 states have (on average 3.5) internal successors, (21), 4 states have internal predecessors, (21), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 01:48:29,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:29,771 INFO L93 Difference]: Finished difference Result 3501 states and 5310 transitions. [2023-11-29 01:48:29,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:48:29,772 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 4 states have internal predecessors, (21), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 31 [2023-11-29 01:48:29,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:29,790 INFO L225 Difference]: With dead ends: 3501 [2023-11-29 01:48:29,790 INFO L226 Difference]: Without dead ends: 2389 [2023-11-29 01:48:29,795 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:48:29,796 INFO L413 NwaCegarLoop]: 414 mSDtfsCounter, 1741 mSDsluCounter, 1237 mSDsCounter, 0 mSdLazyCounter, 1983 mSolverCounterSat, 749 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1834 SdHoareTripleChecker+Valid, 1651 SdHoareTripleChecker+Invalid, 2732 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 749 IncrementalHoareTripleChecker+Valid, 1983 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:29,797 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1834 Valid, 1651 Invalid, 2732 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [749 Valid, 1983 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2023-11-29 01:48:29,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2389 states. [2023-11-29 01:48:29,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2389 to 2217. [2023-11-29 01:48:29,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2217 states, 1602 states have (on average 1.4906367041198503) internal successors, (2388), 1634 states have internal predecessors, (2388), 477 states have call successors, (477), 138 states have call predecessors, (477), 137 states have return successors, (490), 464 states have call predecessors, (490), 476 states have call successors, (490) [2023-11-29 01:48:29,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2217 states to 2217 states and 3355 transitions. [2023-11-29 01:48:29,951 INFO L78 Accepts]: Start accepts. Automaton has 2217 states and 3355 transitions. Word has length 31 [2023-11-29 01:48:29,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:29,952 INFO L495 AbstractCegarLoop]: Abstraction has 2217 states and 3355 transitions. [2023-11-29 01:48:29,952 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.5) internal successors, (21), 4 states have internal predecessors, (21), 3 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-11-29 01:48:29,952 INFO L276 IsEmpty]: Start isEmpty. Operand 2217 states and 3355 transitions. [2023-11-29 01:48:29,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-29 01:48:29,964 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:29,964 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:29,965 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-29 01:48:29,965 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:29,965 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:29,965 INFO L85 PathProgramCache]: Analyzing trace with hash -857659947, now seen corresponding path program 1 times [2023-11-29 01:48:29,965 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:29,966 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [341641143] [2023-11-29 01:48:29,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:29,966 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:30,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:30,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:48:30,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:30,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:30,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:30,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:30,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:30,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 01:48:30,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:48:30,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 01:48:30,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:30,388 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [341641143] [2023-11-29 01:48:30,388 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [341641143] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:30,389 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:30,389 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:48:30,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1073819778] [2023-11-29 01:48:30,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:30,390 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:48:30,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:30,390 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:48:30,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:48:30,391 INFO L87 Difference]: Start difference. First operand 2217 states and 3355 transitions. Second operand has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-29 01:48:33,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:33,313 INFO L93 Difference]: Finished difference Result 4905 states and 7412 transitions. [2023-11-29 01:48:33,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:48:33,313 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 83 [2023-11-29 01:48:33,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:33,333 INFO L225 Difference]: With dead ends: 4905 [2023-11-29 01:48:33,333 INFO L226 Difference]: Without dead ends: 2696 [2023-11-29 01:48:33,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:48:33,343 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 1009 mSDsluCounter, 867 mSDsCounter, 0 mSdLazyCounter, 1442 mSolverCounterSat, 497 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1050 SdHoareTripleChecker+Valid, 1277 SdHoareTripleChecker+Invalid, 1939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 497 IncrementalHoareTripleChecker+Valid, 1442 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:33,343 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1050 Valid, 1277 Invalid, 1939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [497 Valid, 1442 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-29 01:48:33,347 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2696 states. [2023-11-29 01:48:33,511 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2696 to 2531. [2023-11-29 01:48:33,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2531 states, 1845 states have (on average 1.494308943089431) internal successors, (2757), 1897 states have internal predecessors, (2757), 516 states have call successors, (516), 156 states have call predecessors, (516), 169 states have return successors, (546), 501 states have call predecessors, (546), 515 states have call successors, (546) [2023-11-29 01:48:33,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2531 states to 2531 states and 3819 transitions. [2023-11-29 01:48:33,533 INFO L78 Accepts]: Start accepts. Automaton has 2531 states and 3819 transitions. Word has length 83 [2023-11-29 01:48:33,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:33,534 INFO L495 AbstractCegarLoop]: Abstraction has 2531 states and 3819 transitions. [2023-11-29 01:48:33,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 3 states have internal predecessors, (56), 2 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-11-29 01:48:33,534 INFO L276 IsEmpty]: Start isEmpty. Operand 2531 states and 3819 transitions. [2023-11-29 01:48:33,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-29 01:48:33,541 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:33,541 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:33,542 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-29 01:48:33,542 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:33,542 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:33,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1671386868, now seen corresponding path program 1 times [2023-11-29 01:48:33,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:33,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1367579294] [2023-11-29 01:48:33,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:33,543 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:33,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:33,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,882 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:33,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,894 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:33,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:48:33,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:33,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:33,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:33,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:34,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:34,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:34,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:34,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:34,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 01:48:34,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-29 01:48:34,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:34,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1367579294] [2023-11-29 01:48:34,040 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1367579294] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:34,040 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:34,040 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-29 01:48:34,040 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1816483607] [2023-11-29 01:48:34,040 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:34,041 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:48:34,041 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:34,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:48:34,042 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-11-29 01:48:34,042 INFO L87 Difference]: Start difference. First operand 2531 states and 3819 transitions. Second operand has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-29 01:48:36,721 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:36,721 INFO L93 Difference]: Finished difference Result 5755 states and 8617 transitions. [2023-11-29 01:48:36,722 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:48:36,722 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) Word has length 89 [2023-11-29 01:48:36,722 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:36,746 INFO L225 Difference]: With dead ends: 5755 [2023-11-29 01:48:36,746 INFO L226 Difference]: Without dead ends: 3242 [2023-11-29 01:48:36,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=57, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:48:36,757 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 1341 mSDsluCounter, 715 mSDsCounter, 0 mSdLazyCounter, 1362 mSolverCounterSat, 584 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1413 SdHoareTripleChecker+Valid, 1167 SdHoareTripleChecker+Invalid, 1946 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 584 IncrementalHoareTripleChecker+Valid, 1362 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:36,758 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1413 Valid, 1167 Invalid, 1946 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [584 Valid, 1362 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 01:48:36,763 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3242 states. [2023-11-29 01:48:36,951 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3242 to 3073. [2023-11-29 01:48:36,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3073 states, 2251 states have (on average 1.4846734784540205) internal successors, (3342), 2319 states have internal predecessors, (3342), 586 states have call successors, (586), 222 states have call predecessors, (586), 235 states have return successors, (615), 559 states have call predecessors, (615), 585 states have call successors, (615) [2023-11-29 01:48:36,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 3073 states and 4543 transitions. [2023-11-29 01:48:36,974 INFO L78 Accepts]: Start accepts. Automaton has 3073 states and 4543 transitions. Word has length 89 [2023-11-29 01:48:36,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:36,974 INFO L495 AbstractCegarLoop]: Abstraction has 3073 states and 4543 transitions. [2023-11-29 01:48:36,975 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.333333333333334) internal successors, (62), 3 states have internal predecessors, (62), 3 states have call successors, (11), 5 states have call predecessors, (11), 1 states have return successors, (10), 3 states have call predecessors, (10), 3 states have call successors, (10) [2023-11-29 01:48:36,975 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 4543 transitions. [2023-11-29 01:48:36,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-29 01:48:36,984 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:36,985 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:36,985 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-29 01:48:36,985 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:36,985 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:36,986 INFO L85 PathProgramCache]: Analyzing trace with hash -2071224653, now seen corresponding path program 1 times [2023-11-29 01:48:36,986 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:36,986 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [656889011] [2023-11-29 01:48:36,986 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:36,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:37,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:37,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:37,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:37,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:48:37,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:48:37,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-29 01:48:37,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:37,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:37,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:37,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 01:48:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:37,521 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-29 01:48:37,521 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:37,522 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [656889011] [2023-11-29 01:48:37,522 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [656889011] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:37,522 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:37,522 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-29 01:48:37,522 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150650696] [2023-11-29 01:48:37,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:37,523 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:48:37,523 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:37,524 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:48:37,524 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2023-11-29 01:48:37,525 INFO L87 Difference]: Start difference. First operand 3073 states and 4543 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 01:48:40,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:40,717 INFO L93 Difference]: Finished difference Result 7054 states and 10464 transitions. [2023-11-29 01:48:40,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:48:40,717 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 118 [2023-11-29 01:48:40,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:40,745 INFO L225 Difference]: With dead ends: 7054 [2023-11-29 01:48:40,745 INFO L226 Difference]: Without dead ends: 3999 [2023-11-29 01:48:40,756 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:48:40,756 INFO L413 NwaCegarLoop]: 466 mSDtfsCounter, 1174 mSDsluCounter, 1254 mSDsCounter, 0 mSdLazyCounter, 1885 mSolverCounterSat, 610 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1205 SdHoareTripleChecker+Valid, 1720 SdHoareTripleChecker+Invalid, 2495 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 610 IncrementalHoareTripleChecker+Valid, 1885 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:40,757 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1205 Valid, 1720 Invalid, 2495 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [610 Valid, 1885 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2023-11-29 01:48:40,762 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3999 states. [2023-11-29 01:48:40,990 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3999 to 3663. [2023-11-29 01:48:40,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3663 states, 2685 states have (on average 1.4856610800744878) internal successors, (3989), 2773 states have internal predecessors, (3989), 690 states have call successors, (690), 274 states have call predecessors, (690), 287 states have return successors, (719), 651 states have call predecessors, (719), 689 states have call successors, (719) [2023-11-29 01:48:41,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3663 states to 3663 states and 5398 transitions. [2023-11-29 01:48:41,013 INFO L78 Accepts]: Start accepts. Automaton has 3663 states and 5398 transitions. Word has length 118 [2023-11-29 01:48:41,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:41,014 INFO L495 AbstractCegarLoop]: Abstraction has 3663 states and 5398 transitions. [2023-11-29 01:48:41,014 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 3 states have internal predecessors, (83), 2 states have call successors, (14), 6 states have call predecessors, (14), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2023-11-29 01:48:41,015 INFO L276 IsEmpty]: Start isEmpty. Operand 3663 states and 5398 transitions. [2023-11-29 01:48:41,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-11-29 01:48:41,026 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:41,026 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:41,026 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-29 01:48:41,026 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:41,027 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:41,027 INFO L85 PathProgramCache]: Analyzing trace with hash -597431799, now seen corresponding path program 1 times [2023-11-29 01:48:41,027 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:41,027 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1146158070] [2023-11-29 01:48:41,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:41,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:41,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:41,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:41,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:41,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:48:41,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:48:41,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:41,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 01:48:41,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2023-11-29 01:48:41,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:41,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:41,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:41,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:41,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:41,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 01:48:41,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:41,671 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-29 01:48:41,672 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:41,672 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1146158070] [2023-11-29 01:48:41,672 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1146158070] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:41,672 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:41,672 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:48:41,673 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1180370804] [2023-11-29 01:48:41,673 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:41,673 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:48:41,673 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:41,674 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:48:41,675 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:48:41,675 INFO L87 Difference]: Start difference. First operand 3663 states and 5398 transitions. Second operand has 8 states, 8 states have (on average 11.875) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 01:48:45,960 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:45,960 INFO L93 Difference]: Finished difference Result 10043 states and 14883 transitions. [2023-11-29 01:48:45,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2023-11-29 01:48:45,961 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 140 [2023-11-29 01:48:45,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:45,993 INFO L225 Difference]: With dead ends: 10043 [2023-11-29 01:48:45,993 INFO L226 Difference]: Without dead ends: 6398 [2023-11-29 01:48:46,003 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=61, Invalid=149, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:48:46,004 INFO L413 NwaCegarLoop]: 796 mSDtfsCounter, 1503 mSDsluCounter, 2608 mSDsCounter, 0 mSdLazyCounter, 3313 mSolverCounterSat, 626 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1584 SdHoareTripleChecker+Valid, 3404 SdHoareTripleChecker+Invalid, 3939 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 626 IncrementalHoareTripleChecker+Valid, 3313 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:46,004 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1584 Valid, 3404 Invalid, 3939 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [626 Valid, 3313 Invalid, 0 Unknown, 0 Unchecked, 3.8s Time] [2023-11-29 01:48:46,011 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6398 states. [2023-11-29 01:48:46,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6398 to 3707. [2023-11-29 01:48:46,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3707 states, 2721 states have (on average 1.4865858140389563) internal successors, (4045), 2809 states have internal predecessors, (4045), 698 states have call successors, (698), 274 states have call predecessors, (698), 287 states have return successors, (727), 659 states have call predecessors, (727), 697 states have call successors, (727) [2023-11-29 01:48:46,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3707 states to 3707 states and 5470 transitions. [2023-11-29 01:48:46,272 INFO L78 Accepts]: Start accepts. Automaton has 3707 states and 5470 transitions. Word has length 140 [2023-11-29 01:48:46,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:46,273 INFO L495 AbstractCegarLoop]: Abstraction has 3707 states and 5470 transitions. [2023-11-29 01:48:46,273 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.875) internal successors, (95), 4 states have internal predecessors, (95), 2 states have call successors, (15), 6 states have call predecessors, (15), 1 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 01:48:46,273 INFO L276 IsEmpty]: Start isEmpty. Operand 3707 states and 5470 transitions. [2023-11-29 01:48:46,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-11-29 01:48:46,280 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:46,280 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:46,281 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-29 01:48:46,281 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:46,281 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:46,281 INFO L85 PathProgramCache]: Analyzing trace with hash 1330892898, now seen corresponding path program 1 times [2023-11-29 01:48:46,281 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:46,281 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964740296] [2023-11-29 01:48:46,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:46,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:46,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:46,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:46,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:46,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:48:46,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:48:46,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:46,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 01:48:46,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-29 01:48:46,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:46,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:46,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:46,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:47,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:47,133 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:47,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:47,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:47,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-29 01:48:47,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:47,291 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-11-29 01:48:47,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:47,291 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964740296] [2023-11-29 01:48:47,291 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964740296] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:47,291 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:47,292 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-29 01:48:47,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907822313] [2023-11-29 01:48:47,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:47,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-29 01:48:47,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:47,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-29 01:48:47,294 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2023-11-29 01:48:47,294 INFO L87 Difference]: Start difference. First operand 3707 states and 5470 transitions. Second operand has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (15), 6 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 01:48:50,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:50,841 INFO L93 Difference]: Finished difference Result 7672 states and 11379 transitions. [2023-11-29 01:48:50,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:48:50,841 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (15), 6 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) Word has length 141 [2023-11-29 01:48:50,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:50,858 INFO L225 Difference]: With dead ends: 7672 [2023-11-29 01:48:50,858 INFO L226 Difference]: Without dead ends: 3983 [2023-11-29 01:48:50,866 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=71, Invalid=169, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:48:50,866 INFO L413 NwaCegarLoop]: 412 mSDtfsCounter, 857 mSDsluCounter, 1854 mSDsCounter, 0 mSdLazyCounter, 2812 mSolverCounterSat, 505 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 876 SdHoareTripleChecker+Valid, 2266 SdHoareTripleChecker+Invalid, 3317 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 505 IncrementalHoareTripleChecker+Valid, 2812 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.1s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:50,867 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [876 Valid, 2266 Invalid, 3317 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [505 Valid, 2812 Invalid, 0 Unknown, 0 Unchecked, 3.1s Time] [2023-11-29 01:48:50,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3983 states. [2023-11-29 01:48:51,063 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3983 to 3709. [2023-11-29 01:48:51,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3709 states, 2719 states have (on average 1.4840014711290916) internal successors, (4035), 2809 states have internal predecessors, (4035), 698 states have call successors, (698), 274 states have call predecessors, (698), 291 states have return successors, (731), 661 states have call predecessors, (731), 697 states have call successors, (731) [2023-11-29 01:48:51,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3709 states to 3709 states and 5464 transitions. [2023-11-29 01:48:51,082 INFO L78 Accepts]: Start accepts. Automaton has 3709 states and 5464 transitions. Word has length 141 [2023-11-29 01:48:51,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:51,083 INFO L495 AbstractCegarLoop]: Abstraction has 3709 states and 5464 transitions. [2023-11-29 01:48:51,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.222222222222221) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (15), 6 states have call predecessors, (15), 3 states have return successors, (14), 3 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-29 01:48:51,083 INFO L276 IsEmpty]: Start isEmpty. Operand 3709 states and 5464 transitions. [2023-11-29 01:48:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-11-29 01:48:51,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:51,091 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:51,091 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2023-11-29 01:48:51,091 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:51,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:51,091 INFO L85 PathProgramCache]: Analyzing trace with hash -1423159893, now seen corresponding path program 1 times [2023-11-29 01:48:51,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:51,092 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87056358] [2023-11-29 01:48:51,092 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:51,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:51,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:51,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:51,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:51,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:48:51,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:48:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:51,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2023-11-29 01:48:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-29 01:48:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:51,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:51,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:51,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:48:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:48:51,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:51,585 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-29 01:48:51,585 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:51,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87056358] [2023-11-29 01:48:51,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [87056358] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:48:51,585 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [949400821] [2023-11-29 01:48:51,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:51,585 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:51,586 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:51,588 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:51,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-29 01:48:52,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:52,732 INFO L262 TraceCheckSpWp]: Trace formula consists of 2715 conjuncts, 4 conjunts are in the unsatisfiable core [2023-11-29 01:48:52,748 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:52,825 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-29 01:48:52,825 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:52,825 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [949400821] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:52,826 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:48:52,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2023-11-29 01:48:52,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1779687915] [2023-11-29 01:48:52,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:52,827 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-29 01:48:52,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:52,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-29 01:48:52,828 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-29 01:48:52,828 INFO L87 Difference]: Start difference. First operand 3709 states and 5464 transitions. Second operand has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 3 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 01:48:54,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:54,032 INFO L93 Difference]: Finished difference Result 9003 states and 13291 transitions. [2023-11-29 01:48:54,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-29 01:48:54,032 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 3 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 144 [2023-11-29 01:48:54,033 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:54,058 INFO L225 Difference]: With dead ends: 9003 [2023-11-29 01:48:54,059 INFO L226 Difference]: Without dead ends: 5312 [2023-11-29 01:48:54,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:48:54,070 INFO L413 NwaCegarLoop]: 1301 mSDtfsCounter, 788 mSDsluCounter, 2961 mSDsCounter, 0 mSdLazyCounter, 426 mSolverCounterSat, 53 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 828 SdHoareTripleChecker+Valid, 4262 SdHoareTripleChecker+Invalid, 479 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 426 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:54,070 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [828 Valid, 4262 Invalid, 479 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [53 Valid, 426 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:48:54,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5312 states. [2023-11-29 01:48:54,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5312 to 3733. [2023-11-29 01:48:54,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3733 states, 2735 states have (on average 1.4811700182815357) internal successors, (4051), 2821 states have internal predecessors, (4051), 706 states have call successors, (706), 274 states have call predecessors, (706), 291 states have return successors, (739), 669 states have call predecessors, (739), 705 states have call successors, (739) [2023-11-29 01:48:54,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3733 states to 3733 states and 5496 transitions. [2023-11-29 01:48:54,343 INFO L78 Accepts]: Start accepts. Automaton has 3733 states and 5496 transitions. Word has length 144 [2023-11-29 01:48:54,344 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:54,344 INFO L495 AbstractCegarLoop]: Abstraction has 3733 states and 5496 transitions. [2023-11-29 01:48:54,344 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 19.8) internal successors, (99), 5 states have internal predecessors, (99), 3 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2023-11-29 01:48:54,344 INFO L276 IsEmpty]: Start isEmpty. Operand 3733 states and 5496 transitions. [2023-11-29 01:48:54,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:48:54,354 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:54,354 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:54,365 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-29 01:48:54,555 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:54,555 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:54,556 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:54,556 INFO L85 PathProgramCache]: Analyzing trace with hash 920270804, now seen corresponding path program 1 times [2023-11-29 01:48:54,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:54,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2025206934] [2023-11-29 01:48:54,556 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:54,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:54,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,778 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:54,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:48:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:48:54,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:48:54,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 01:48:54,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 01:48:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 01:48:54,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:48:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:48:54,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:48:54,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:48:54,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:54,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:54,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:54,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:55,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:55,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:48:55,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:55,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:48:55,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:55,016 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-29 01:48:55,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:55,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2025206934] [2023-11-29 01:48:55,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2025206934] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:55,017 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:48:55,017 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:48:55,017 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [592032504] [2023-11-29 01:48:55,017 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:55,018 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:48:55,018 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:55,018 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:48:55,019 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:48:55,019 INFO L87 Difference]: Start difference. First operand 3733 states and 5496 transitions. Second operand has 8 states, 8 states have (on average 14.875) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-29 01:48:57,550 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:48:57,550 INFO L93 Difference]: Finished difference Result 7722 states and 11397 transitions. [2023-11-29 01:48:57,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2023-11-29 01:48:57,550 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 203 [2023-11-29 01:48:57,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:48:57,564 INFO L225 Difference]: With dead ends: 7722 [2023-11-29 01:48:57,564 INFO L226 Difference]: Without dead ends: 4007 [2023-11-29 01:48:57,573 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=89, Unknown=0, NotChecked=0, Total=132 [2023-11-29 01:48:57,573 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 873 mSDsluCounter, 1156 mSDsCounter, 0 mSdLazyCounter, 1808 mSolverCounterSat, 514 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 891 SdHoareTripleChecker+Valid, 1566 SdHoareTripleChecker+Invalid, 2322 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 514 IncrementalHoareTripleChecker+Valid, 1808 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:48:57,574 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [891 Valid, 1566 Invalid, 2322 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [514 Valid, 1808 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 01:48:57,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4007 states. [2023-11-29 01:48:57,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4007 to 3737. [2023-11-29 01:48:57,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3737 states, 2739 states have (on average 1.480467323840818) internal successors, (4055), 2825 states have internal predecessors, (4055), 706 states have call successors, (706), 274 states have call predecessors, (706), 291 states have return successors, (739), 669 states have call predecessors, (739), 705 states have call successors, (739) [2023-11-29 01:48:57,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3737 states to 3737 states and 5500 transitions. [2023-11-29 01:48:57,875 INFO L78 Accepts]: Start accepts. Automaton has 3737 states and 5500 transitions. Word has length 203 [2023-11-29 01:48:57,875 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:48:57,875 INFO L495 AbstractCegarLoop]: Abstraction has 3737 states and 5500 transitions. [2023-11-29 01:48:57,876 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 14.875) internal successors, (119), 3 states have internal predecessors, (119), 2 states have call successors, (23), 7 states have call predecessors, (23), 1 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-29 01:48:57,876 INFO L276 IsEmpty]: Start isEmpty. Operand 3737 states and 5500 transitions. [2023-11-29 01:48:57,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2023-11-29 01:48:57,887 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:48:57,888 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:48:57,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2023-11-29 01:48:57,888 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:48:57,889 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:48:57,889 INFO L85 PathProgramCache]: Analyzing trace with hash -402908142, now seen corresponding path program 1 times [2023-11-29 01:48:57,889 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:48:57,889 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1121289643] [2023-11-29 01:48:57,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:57,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:48:58,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:58,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:48:58,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:48:58,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:48:58,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:48:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 01:48:58,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 01:48:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 01:48:58,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:48:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:48:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:48:58,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:48:58,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:48:58,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:48:58,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:48:58,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:48:58,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:58,581 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-29 01:48:58,581 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:48:58,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1121289643] [2023-11-29 01:48:58,581 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1121289643] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:48:58,581 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1531125758] [2023-11-29 01:48:58,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:48:58,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:48:58,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:48:58,582 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:48:58,583 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-29 01:48:59,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:48:59,760 INFO L262 TraceCheckSpWp]: Trace formula consists of 3145 conjuncts, 3 conjunts are in the unsatisfiable core [2023-11-29 01:48:59,769 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:48:59,976 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-29 01:48:59,976 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:48:59,976 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1531125758] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:48:59,976 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:48:59,977 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [9] total 10 [2023-11-29 01:48:59,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1640256796] [2023-11-29 01:48:59,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:48:59,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:48:59,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:48:59,978 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:48:59,978 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:48:59,978 INFO L87 Difference]: Start difference. First operand 3737 states and 5500 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 4 states have call successors, (23), 4 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-29 01:49:00,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:00,728 INFO L93 Difference]: Finished difference Result 5391 states and 7954 transitions. [2023-11-29 01:49:00,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:49:00,729 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 4 states have call successors, (23), 4 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 203 [2023-11-29 01:49:00,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:00,749 INFO L225 Difference]: With dead ends: 5391 [2023-11-29 01:49:00,749 INFO L226 Difference]: Without dead ends: 5386 [2023-11-29 01:49:00,751 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 246 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=67, Unknown=0, NotChecked=0, Total=90 [2023-11-29 01:49:00,752 INFO L413 NwaCegarLoop]: 1346 mSDtfsCounter, 1289 mSDsluCounter, 394 mSDsCounter, 0 mSdLazyCounter, 306 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1289 SdHoareTripleChecker+Valid, 1740 SdHoareTripleChecker+Invalid, 309 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 306 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:00,752 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1289 Valid, 1740 Invalid, 309 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 306 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:49:00,758 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5386 states. [2023-11-29 01:49:00,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5386 to 4530. [2023-11-29 01:49:00,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4530 states, 3317 states have (on average 1.4784443774495026) internal successors, (4904), 3415 states have internal predecessors, (4904), 870 states have call successors, (870), 325 states have call predecessors, (870), 342 states have return successors, (903), 827 states have call predecessors, (903), 869 states have call successors, (903) [2023-11-29 01:49:01,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4530 states to 4530 states and 6677 transitions. [2023-11-29 01:49:01,008 INFO L78 Accepts]: Start accepts. Automaton has 4530 states and 6677 transitions. Word has length 203 [2023-11-29 01:49:01,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:01,009 INFO L495 AbstractCegarLoop]: Abstraction has 4530 states and 6677 transitions. [2023-11-29 01:49:01,009 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 4 states have call successors, (23), 4 states have call predecessors, (23), 3 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-29 01:49:01,009 INFO L276 IsEmpty]: Start isEmpty. Operand 4530 states and 6677 transitions. [2023-11-29 01:49:01,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-29 01:49:01,017 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:01,017 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:01,027 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2023-11-29 01:49:01,218 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2023-11-29 01:49:01,218 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:01,218 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:01,218 INFO L85 PathProgramCache]: Analyzing trace with hash -1505200952, now seen corresponding path program 1 times [2023-11-29 01:49:01,219 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:01,219 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1343751616] [2023-11-29 01:49:01,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:01,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:01,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:01,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:01,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:01,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:49:01,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 01:49:01,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 01:49:01,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 01:49:01,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:49:01,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:49:01,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:49:01,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:49:01,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:01,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:01,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:01,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:01,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-29 01:49:01,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:01,736 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-29 01:49:01,736 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:01,736 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1343751616] [2023-11-29 01:49:01,736 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1343751616] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:01,736 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:01,736 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:49:01,736 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1278046751] [2023-11-29 01:49:01,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:01,737 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:49:01,737 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:01,738 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:49:01,738 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:49:01,738 INFO L87 Difference]: Start difference. First operand 4530 states and 6677 transitions. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 01:49:04,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:04,229 INFO L93 Difference]: Finished difference Result 7035 states and 10374 transitions. [2023-11-29 01:49:04,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-29 01:49:04,230 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 212 [2023-11-29 01:49:04,230 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:04,236 INFO L225 Difference]: With dead ends: 7035 [2023-11-29 01:49:04,236 INFO L226 Difference]: Without dead ends: 2522 [2023-11-29 01:49:04,245 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=101, Unknown=0, NotChecked=0, Total=156 [2023-11-29 01:49:04,245 INFO L413 NwaCegarLoop]: 410 mSDtfsCounter, 1248 mSDsluCounter, 1159 mSDsCounter, 0 mSdLazyCounter, 1791 mSolverCounterSat, 826 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1266 SdHoareTripleChecker+Valid, 1569 SdHoareTripleChecker+Invalid, 2617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 826 IncrementalHoareTripleChecker+Valid, 1791 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:04,245 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1266 Valid, 1569 Invalid, 2617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [826 Valid, 1791 Invalid, 0 Unknown, 0 Unchecked, 2.2s Time] [2023-11-29 01:49:04,248 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2522 states. [2023-11-29 01:49:04,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2522 to 2365. [2023-11-29 01:49:04,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2365 states, 1735 states have (on average 1.4789625360230547) internal successors, (2566), 1788 states have internal predecessors, (2566), 448 states have call successors, (448), 173 states have call predecessors, (448), 181 states have return successors, (464), 423 states have call predecessors, (464), 447 states have call successors, (464) [2023-11-29 01:49:04,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2365 states to 2365 states and 3478 transitions. [2023-11-29 01:49:04,400 INFO L78 Accepts]: Start accepts. Automaton has 2365 states and 3478 transitions. Word has length 212 [2023-11-29 01:49:04,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:04,401 INFO L495 AbstractCegarLoop]: Abstraction has 2365 states and 3478 transitions. [2023-11-29 01:49:04,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 2 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2023-11-29 01:49:04,401 INFO L276 IsEmpty]: Start isEmpty. Operand 2365 states and 3478 transitions. [2023-11-29 01:49:04,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2023-11-29 01:49:04,405 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:04,406 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:04,406 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2023-11-29 01:49:04,406 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:04,406 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:04,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1886845766, now seen corresponding path program 1 times [2023-11-29 01:49:04,406 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:04,406 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [821103174] [2023-11-29 01:49:04,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:04,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:04,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:04,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:04,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:04,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:04,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:49:04,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:04,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:04,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 01:49:04,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:04,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 01:49:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:04,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,900 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 01:49:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:49:04,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:49:04,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:49:04,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:49:04,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:04,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:04,999 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:05,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:05,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:05,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:05,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:05,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:05,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-29 01:49:05,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:05,072 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2023-11-29 01:49:05,073 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:05,073 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [821103174] [2023-11-29 01:49:05,073 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [821103174] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:05,073 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-29 01:49:05,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-11-29 01:49:05,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788277861] [2023-11-29 01:49:05,074 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:05,074 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-29 01:49:05,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:05,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-29 01:49:05,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-29 01:49:05,075 INFO L87 Difference]: Start difference. First operand 2365 states and 3478 transitions. Second operand has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-29 01:49:07,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:07,725 INFO L93 Difference]: Finished difference Result 4771 states and 7039 transitions. [2023-11-29 01:49:07,725 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-29 01:49:07,726 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) Word has length 212 [2023-11-29 01:49:07,726 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:07,733 INFO L225 Difference]: With dead ends: 4771 [2023-11-29 01:49:07,733 INFO L226 Difference]: Without dead ends: 2365 [2023-11-29 01:49:07,738 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2023-11-29 01:49:07,738 INFO L413 NwaCegarLoop]: 451 mSDtfsCounter, 1491 mSDsluCounter, 1262 mSDsCounter, 0 mSdLazyCounter, 1584 mSolverCounterSat, 689 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1541 SdHoareTripleChecker+Valid, 1713 SdHoareTripleChecker+Invalid, 2273 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 689 IncrementalHoareTripleChecker+Valid, 1584 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:07,738 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1541 Valid, 1713 Invalid, 2273 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [689 Valid, 1584 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2023-11-29 01:49:07,741 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2365 states. [2023-11-29 01:49:07,860 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2365 to 2218. [2023-11-29 01:49:07,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2218 states, 1620 states have (on average 1.4660493827160495) internal successors, (2375), 1665 states have internal predecessors, (2375), 428 states have call successors, (428), 161 states have call predecessors, (428), 169 states have return successors, (444), 409 states have call predecessors, (444), 427 states have call successors, (444) [2023-11-29 01:49:07,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 2218 states and 3247 transitions. [2023-11-29 01:49:07,886 INFO L78 Accepts]: Start accepts. Automaton has 2218 states and 3247 transitions. Word has length 212 [2023-11-29 01:49:07,886 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:07,886 INFO L495 AbstractCegarLoop]: Abstraction has 2218 states and 3247 transitions. [2023-11-29 01:49:07,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 15.0) internal successors, (120), 3 states have internal predecessors, (120), 3 states have call successors, (24), 7 states have call predecessors, (24), 1 states have return successors, (23), 3 states have call predecessors, (23), 3 states have call successors, (23) [2023-11-29 01:49:07,887 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 3247 transitions. [2023-11-29 01:49:07,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 268 [2023-11-29 01:49:07,895 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:07,895 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:07,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2023-11-29 01:49:07,896 INFO L420 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:07,897 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:07,897 INFO L85 PathProgramCache]: Analyzing trace with hash -119929551, now seen corresponding path program 1 times [2023-11-29 01:49:07,897 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:07,897 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [261949319] [2023-11-29 01:49:07,897 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:07,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:08,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:09,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:09,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:09,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:49:09,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:09,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 01:49:09,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 01:49:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,462 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 01:49:09,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:49:09,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:49:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:49:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2023-11-29 01:49:09,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:09,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:09,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2023-11-29 01:49:09,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:09,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:09,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:09,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:09,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:09,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:09,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:09,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:09,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:09,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:09,757 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 35 proven. 12 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2023-11-29 01:49:09,758 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:09,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [261949319] [2023-11-29 01:49:09,758 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [261949319] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:09,758 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [142612839] [2023-11-29 01:49:09,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:09,759 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:09,759 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:09,760 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:09,761 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-29 01:49:10,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:10,803 INFO L262 TraceCheckSpWp]: Trace formula consists of 3460 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-29 01:49:10,812 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:10,859 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-11-29 01:49:10,859 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:10,859 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [142612839] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:10,859 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:10,859 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [14] total 16 [2023-11-29 01:49:10,860 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1120626831] [2023-11-29 01:49:10,860 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:10,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:49:10,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:10,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:49:10,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2023-11-29 01:49:10,861 INFO L87 Difference]: Start difference. First operand 2218 states and 3247 transitions. Second operand has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:49:11,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:11,606 INFO L93 Difference]: Finished difference Result 5550 states and 8170 transitions. [2023-11-29 01:49:11,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-29 01:49:11,606 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 267 [2023-11-29 01:49:11,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:11,616 INFO L225 Difference]: With dead ends: 5550 [2023-11-29 01:49:11,616 INFO L226 Difference]: Without dead ends: 3423 [2023-11-29 01:49:11,623 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 343 GetRequests, 328 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:49:11,624 INFO L413 NwaCegarLoop]: 1434 mSDtfsCounter, 704 mSDsluCounter, 2222 mSDsCounter, 0 mSdLazyCounter, 250 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 706 SdHoareTripleChecker+Valid, 3656 SdHoareTripleChecker+Invalid, 254 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 250 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:11,624 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [706 Valid, 3656 Invalid, 254 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 250 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-29 01:49:11,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3423 states. [2023-11-29 01:49:11,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3423 to 2218. [2023-11-29 01:49:11,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2218 states, 1620 states have (on average 1.4660493827160495) internal successors, (2375), 1665 states have internal predecessors, (2375), 428 states have call successors, (428), 161 states have call predecessors, (428), 169 states have return successors, (444), 409 states have call predecessors, (444), 427 states have call successors, (444) [2023-11-29 01:49:11,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2218 states to 2218 states and 3247 transitions. [2023-11-29 01:49:11,805 INFO L78 Accepts]: Start accepts. Automaton has 2218 states and 3247 transitions. Word has length 267 [2023-11-29 01:49:11,805 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:11,805 INFO L495 AbstractCegarLoop]: Abstraction has 2218 states and 3247 transitions. [2023-11-29 01:49:11,805 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 39.25) internal successors, (157), 4 states have internal predecessors, (157), 2 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2023-11-29 01:49:11,805 INFO L276 IsEmpty]: Start isEmpty. Operand 2218 states and 3247 transitions. [2023-11-29 01:49:11,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2023-11-29 01:49:11,814 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:11,815 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 6, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:11,827 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2023-11-29 01:49:12,015 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:12,015 INFO L420 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:12,015 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:12,016 INFO L85 PathProgramCache]: Analyzing trace with hash -1759251369, now seen corresponding path program 1 times [2023-11-29 01:49:12,016 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:12,016 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [325148847] [2023-11-29 01:49:12,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:12,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:12,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:13,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:13,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:49:13,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2023-11-29 01:49:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2023-11-29 01:49:13,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2023-11-29 01:49:13,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:49:13,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2023-11-29 01:49:13,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2023-11-29 01:49:13,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2023-11-29 01:49:13,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2023-11-29 01:49:13,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2023-11-29 01:49:13,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:13,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:13,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:13,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2023-11-29 01:49:13,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:13,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:13,782 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 35 proven. 12 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2023-11-29 01:49:13,782 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:13,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [325148847] [2023-11-29 01:49:13,782 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [325148847] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:13,782 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [473733094] [2023-11-29 01:49:13,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:13,782 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:13,783 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:13,783 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:13,786 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-29 01:49:14,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:14,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 3486 conjuncts, 238 conjunts are in the unsatisfiable core [2023-11-29 01:49:14,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:15,305 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 74 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-29 01:49:15,305 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:15,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [473733094] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:15,306 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:15,306 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [14] total 28 [2023-11-29 01:49:15,306 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1177253167] [2023-11-29 01:49:15,306 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:15,307 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2023-11-29 01:49:15,307 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:15,308 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2023-11-29 01:49:15,308 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=84, Invalid=672, Unknown=0, NotChecked=0, Total=756 [2023-11-29 01:49:15,308 INFO L87 Difference]: Start difference. First operand 2218 states and 3247 transitions. Second operand has 16 states, 15 states have (on average 10.8) internal successors, (162), 12 states have internal predecessors, (162), 5 states have call successors, (36), 3 states have call predecessors, (36), 7 states have return successors, (35), 7 states have call predecessors, (35), 5 states have call successors, (35) [2023-11-29 01:49:18,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:18,381 INFO L93 Difference]: Finished difference Result 7445 states and 11074 transitions. [2023-11-29 01:49:18,381 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2023-11-29 01:49:18,381 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 15 states have (on average 10.8) internal successors, (162), 12 states have internal predecessors, (162), 5 states have call successors, (36), 3 states have call predecessors, (36), 7 states have return successors, (35), 7 states have call predecessors, (35), 5 states have call successors, (35) Word has length 272 [2023-11-29 01:49:18,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:18,396 INFO L225 Difference]: With dead ends: 7445 [2023-11-29 01:49:18,396 INFO L226 Difference]: Without dead ends: 5318 [2023-11-29 01:49:18,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 357 GetRequests, 325 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=123, Invalid=999, Unknown=0, NotChecked=0, Total=1122 [2023-11-29 01:49:18,403 INFO L413 NwaCegarLoop]: 732 mSDtfsCounter, 1236 mSDsluCounter, 6615 mSDsCounter, 0 mSdLazyCounter, 2389 mSolverCounterSat, 154 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1316 SdHoareTripleChecker+Valid, 7347 SdHoareTripleChecker+Invalid, 2543 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 154 IncrementalHoareTripleChecker+Valid, 2389 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:18,403 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1316 Valid, 7347 Invalid, 2543 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [154 Valid, 2389 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-11-29 01:49:18,409 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5318 states. [2023-11-29 01:49:18,872 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5318 to 4399. [2023-11-29 01:49:18,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4399 states, 3213 states have (on average 1.4656084656084656) internal successors, (4709), 3304 states have internal predecessors, (4709), 848 states have call successors, (848), 312 states have call predecessors, (848), 337 states have return successors, (902), 818 states have call predecessors, (902), 847 states have call successors, (902) [2023-11-29 01:49:18,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 4399 states and 6459 transitions. [2023-11-29 01:49:18,886 INFO L78 Accepts]: Start accepts. Automaton has 4399 states and 6459 transitions. Word has length 272 [2023-11-29 01:49:18,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:18,887 INFO L495 AbstractCegarLoop]: Abstraction has 4399 states and 6459 transitions. [2023-11-29 01:49:18,887 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 15 states have (on average 10.8) internal successors, (162), 12 states have internal predecessors, (162), 5 states have call successors, (36), 3 states have call predecessors, (36), 7 states have return successors, (35), 7 states have call predecessors, (35), 5 states have call successors, (35) [2023-11-29 01:49:18,887 INFO L276 IsEmpty]: Start isEmpty. Operand 4399 states and 6459 transitions. [2023-11-29 01:49:18,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-11-29 01:49:18,896 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:18,897 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:18,908 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2023-11-29 01:49:19,100 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:19,100 INFO L420 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:19,101 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:19,101 INFO L85 PathProgramCache]: Analyzing trace with hash -1445789929, now seen corresponding path program 1 times [2023-11-29 01:49:19,101 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:19,101 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1299003640] [2023-11-29 01:49:19,101 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:19,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:19,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:19,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:19,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:19,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:19,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-29 01:49:19,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:19,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:19,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:19,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2023-11-29 01:49:19,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-29 01:49:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-29 01:49:20,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:20,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 01:49:20,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 01:49:20,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:49:20,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2023-11-29 01:49:20,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2023-11-29 01:49:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 01:49:20,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-29 01:49:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:20,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2023-11-29 01:49:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:20,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:20,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:20,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:20,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:20,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:20,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:20,382 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2023-11-29 01:49:20,382 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:20,382 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1299003640] [2023-11-29 01:49:20,382 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1299003640] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:20,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1199023913] [2023-11-29 01:49:20,383 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:20,383 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:20,383 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:20,385 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:20,387 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-29 01:49:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:21,459 INFO L262 TraceCheckSpWp]: Trace formula consists of 3544 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-29 01:49:21,466 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:21,488 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-29 01:49:21,489 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:21,489 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1199023913] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:21,489 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:21,489 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 15 [2023-11-29 01:49:21,489 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1157573654] [2023-11-29 01:49:21,489 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:21,490 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:49:21,490 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:21,491 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:49:21,491 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:49:21,492 INFO L87 Difference]: Start difference. First operand 4399 states and 6459 transitions. Second operand has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 01:49:21,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:21,993 INFO L93 Difference]: Finished difference Result 8666 states and 12733 transitions. [2023-11-29 01:49:21,994 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:49:21,994 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) Word has length 287 [2023-11-29 01:49:21,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:22,006 INFO L225 Difference]: With dead ends: 8666 [2023-11-29 01:49:22,006 INFO L226 Difference]: Without dead ends: 4399 [2023-11-29 01:49:22,015 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 369 GetRequests, 356 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:49:22,015 INFO L413 NwaCegarLoop]: 793 mSDtfsCounter, 2 mSDsluCounter, 791 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 1584 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:22,016 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 1584 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:49:22,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4399 states. [2023-11-29 01:49:22,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4399 to 4399. [2023-11-29 01:49:22,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4399 states, 3213 states have (on average 1.463741051976346) internal successors, (4703), 3304 states have internal predecessors, (4703), 848 states have call successors, (848), 312 states have call predecessors, (848), 337 states have return successors, (902), 818 states have call predecessors, (902), 847 states have call successors, (902) [2023-11-29 01:49:22,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 4399 states and 6453 transitions. [2023-11-29 01:49:22,529 INFO L78 Accepts]: Start accepts. Automaton has 4399 states and 6453 transitions. Word has length 287 [2023-11-29 01:49:22,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:22,529 INFO L495 AbstractCegarLoop]: Abstraction has 4399 states and 6453 transitions. [2023-11-29 01:49:22,529 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 52.0) internal successors, (156), 3 states have internal predecessors, (156), 2 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (35), 2 states have call predecessors, (35), 2 states have call successors, (35) [2023-11-29 01:49:22,529 INFO L276 IsEmpty]: Start isEmpty. Operand 4399 states and 6453 transitions. [2023-11-29 01:49:22,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 283 [2023-11-29 01:49:22,543 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:22,543 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:22,556 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2023-11-29 01:49:22,743 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2023-11-29 01:49:22,744 INFO L420 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:22,744 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:22,744 INFO L85 PathProgramCache]: Analyzing trace with hash 551606952, now seen corresponding path program 1 times [2023-11-29 01:49:22,744 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:22,744 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [532235749] [2023-11-29 01:49:22,745 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:22,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:22,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:23,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:23,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:23,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:49:23,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:23,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-29 01:49:23,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-29 01:49:23,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-29 01:49:23,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-29 01:49:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:49:23,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2023-11-29 01:49:23,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2023-11-29 01:49:23,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2023-11-29 01:49:23,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2023-11-29 01:49:23,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2023-11-29 01:49:23,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:23,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,717 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:23,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:23,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2023-11-29 01:49:23,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:23,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:23,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:23,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:23,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:23,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:23,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:23,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:23,805 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 133 trivial. 0 not checked. [2023-11-29 01:49:23,805 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:23,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [532235749] [2023-11-29 01:49:23,805 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [532235749] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:23,805 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [34080757] [2023-11-29 01:49:23,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:23,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:23,806 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:23,806 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:23,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-29 01:49:24,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:24,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 3520 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-29 01:49:24,793 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:24,820 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 107 trivial. 0 not checked. [2023-11-29 01:49:24,821 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:24,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [34080757] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:24,821 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:24,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [14] total 15 [2023-11-29 01:49:24,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2145004175] [2023-11-29 01:49:24,821 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:24,822 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-29 01:49:24,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:24,822 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-29 01:49:24,823 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:49:24,823 INFO L87 Difference]: Start difference. First operand 4399 states and 6453 transitions. Second operand has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 01:49:25,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:25,376 INFO L93 Difference]: Finished difference Result 8666 states and 12721 transitions. [2023-11-29 01:49:25,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-29 01:49:25,376 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 282 [2023-11-29 01:49:25,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:25,385 INFO L225 Difference]: With dead ends: 8666 [2023-11-29 01:49:25,385 INFO L226 Difference]: Without dead ends: 4399 [2023-11-29 01:49:25,391 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 362 GetRequests, 349 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:49:25,391 INFO L413 NwaCegarLoop]: 793 mSDtfsCounter, 1 mSDsluCounter, 790 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1583 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:25,392 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1583 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-29 01:49:25,395 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4399 states. [2023-11-29 01:49:25,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4399 to 4399. [2023-11-29 01:49:25,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4399 states, 3213 states have (on average 1.4618736383442266) internal successors, (4697), 3298 states have internal predecessors, (4697), 848 states have call successors, (848), 312 states have call predecessors, (848), 337 states have return successors, (902), 818 states have call predecessors, (902), 847 states have call successors, (902) [2023-11-29 01:49:25,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4399 states to 4399 states and 6447 transitions. [2023-11-29 01:49:25,726 INFO L78 Accepts]: Start accepts. Automaton has 4399 states and 6447 transitions. Word has length 282 [2023-11-29 01:49:25,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:25,726 INFO L495 AbstractCegarLoop]: Abstraction has 4399 states and 6447 transitions. [2023-11-29 01:49:25,727 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.666666666666664) internal successors, (164), 3 states have internal predecessors, (164), 2 states have call successors, (37), 2 states have call predecessors, (37), 2 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 01:49:25,727 INFO L276 IsEmpty]: Start isEmpty. Operand 4399 states and 6447 transitions. [2023-11-29 01:49:25,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 294 [2023-11-29 01:49:25,735 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:25,736 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:25,746 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-29 01:49:25,936 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2023-11-29 01:49:25,937 INFO L420 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:25,937 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:25,937 INFO L85 PathProgramCache]: Analyzing trace with hash -486150584, now seen corresponding path program 1 times [2023-11-29 01:49:25,937 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:25,937 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416026443] [2023-11-29 01:49:25,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:25,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:26,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:26,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,698 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:26,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:49:26,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:26,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:26,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 01:49:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:49:26,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:26,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:49:26,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 01:49:26,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:26,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-29 01:49:26,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:49:26,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,932 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 01:49:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-29 01:49:26,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:49:26,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-29 01:49:26,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:26,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2023-11-29 01:49:26,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:27,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:27,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:27,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:27,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:27,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:27,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2023-11-29 01:49:27,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:27,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:27,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:27,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:27,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:27,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:27,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:27,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:27,139 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2023-11-29 01:49:27,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:27,139 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416026443] [2023-11-29 01:49:27,139 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [416026443] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:27,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [18295479] [2023-11-29 01:49:27,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:27,140 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:27,140 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:27,141 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:27,143 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-29 01:49:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:28,107 INFO L262 TraceCheckSpWp]: Trace formula consists of 3634 conjuncts, 28 conjunts are in the unsatisfiable core [2023-11-29 01:49:28,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:28,187 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-11-29 01:49:28,187 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:28,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [18295479] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:28,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:28,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [15] total 18 [2023-11-29 01:49:28,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115673515] [2023-11-29 01:49:28,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:28,188 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-29 01:49:28,188 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:28,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-29 01:49:28,189 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:49:28,189 INFO L87 Difference]: Start difference. First operand 4399 states and 6447 transitions. Second operand has 6 states, 6 states have (on average 28.0) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 01:49:29,272 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:29,272 INFO L93 Difference]: Finished difference Result 8714 states and 12784 transitions. [2023-11-29 01:49:29,273 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-29 01:49:29,273 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) Word has length 293 [2023-11-29 01:49:29,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:29,282 INFO L225 Difference]: With dead ends: 8714 [2023-11-29 01:49:29,282 INFO L226 Difference]: Without dead ends: 4447 [2023-11-29 01:49:29,288 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 377 GetRequests, 361 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=44, Invalid=262, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:49:29,289 INFO L413 NwaCegarLoop]: 796 mSDtfsCounter, 4 mSDsluCounter, 3172 mSDsCounter, 0 mSdLazyCounter, 286 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 3968 SdHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 286 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:29,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 3968 Invalid, 286 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 286 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:49:29,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4447 states. [2023-11-29 01:49:29,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4447 to 4417. [2023-11-29 01:49:29,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4417 states, 3228 states have (on average 1.459727385377943) internal successors, (4712), 3310 states have internal predecessors, (4712), 848 states have call successors, (848), 312 states have call predecessors, (848), 340 states have return successors, (914), 824 states have call predecessors, (914), 847 states have call successors, (914) [2023-11-29 01:49:29,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4417 states and 6474 transitions. [2023-11-29 01:49:29,622 INFO L78 Accepts]: Start accepts. Automaton has 4417 states and 6474 transitions. Word has length 293 [2023-11-29 01:49:29,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:29,623 INFO L495 AbstractCegarLoop]: Abstraction has 4417 states and 6474 transitions. [2023-11-29 01:49:29,623 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 28.0) internal successors, (168), 5 states have internal predecessors, (168), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 3 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 01:49:29,623 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 6474 transitions. [2023-11-29 01:49:29,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 291 [2023-11-29 01:49:29,635 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:29,635 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:29,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-29 01:49:29,835 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2023-11-29 01:49:29,836 INFO L420 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:29,836 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:29,836 INFO L85 PathProgramCache]: Analyzing trace with hash -1043341466, now seen corresponding path program 1 times [2023-11-29 01:49:29,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:29,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729895081] [2023-11-29 01:49:29,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:29,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:30,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2023-11-29 01:49:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-29 01:49:30,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-29 01:49:30,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:30,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2023-11-29 01:49:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2023-11-29 01:49:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-29 01:49:30,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,685 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-29 01:49:30,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-29 01:49:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,703 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:49:30,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2023-11-29 01:49:30,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2023-11-29 01:49:30,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2023-11-29 01:49:30,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,737 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-29 01:49:30,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2023-11-29 01:49:30,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:30,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:30,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:30,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2023-11-29 01:49:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:30,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:30,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:30,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:30,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:30,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:30,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:30,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:30,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:30,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:30,918 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 140 trivial. 0 not checked. [2023-11-29 01:49:30,918 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:30,918 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729895081] [2023-11-29 01:49:30,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729895081] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:30,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522827393] [2023-11-29 01:49:30,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:30,919 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:30,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:30,920 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:30,920 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2023-11-29 01:49:32,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:32,015 INFO L262 TraceCheckSpWp]: Trace formula consists of 3628 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-29 01:49:32,021 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:32,055 INFO L134 CoverageAnalysis]: Checked inductivity of 187 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2023-11-29 01:49:32,055 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:32,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522827393] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:32,055 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:32,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [15] total 17 [2023-11-29 01:49:32,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [324641944] [2023-11-29 01:49:32,056 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:32,057 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-11-29 01:49:32,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:32,057 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-11-29 01:49:32,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=230, Unknown=0, NotChecked=0, Total=272 [2023-11-29 01:49:32,058 INFO L87 Difference]: Start difference. First operand 4417 states and 6474 transitions. Second operand has 4 states, 3 states have (on average 50.666666666666664) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 01:49:32,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:32,791 INFO L93 Difference]: Finished difference Result 8815 states and 12928 transitions. [2023-11-29 01:49:32,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-11-29 01:49:32,791 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 50.666666666666664) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) Word has length 290 [2023-11-29 01:49:32,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:32,806 INFO L225 Difference]: With dead ends: 8815 [2023-11-29 01:49:32,806 INFO L226 Difference]: Without dead ends: 4418 [2023-11-29 01:49:32,812 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 359 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2023-11-29 01:49:32,812 INFO L413 NwaCegarLoop]: 793 mSDtfsCounter, 1 mSDsluCounter, 1584 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 2377 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:32,813 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 2377 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2023-11-29 01:49:32,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4418 states. [2023-11-29 01:49:33,173 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4418 to 4418. [2023-11-29 01:49:33,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4418 states, 3229 states have (on average 1.4595850108392692) internal successors, (4713), 3311 states have internal predecessors, (4713), 848 states have call successors, (848), 312 states have call predecessors, (848), 340 states have return successors, (914), 824 states have call predecessors, (914), 847 states have call successors, (914) [2023-11-29 01:49:33,186 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4418 states to 4418 states and 6475 transitions. [2023-11-29 01:49:33,186 INFO L78 Accepts]: Start accepts. Automaton has 4418 states and 6475 transitions. Word has length 290 [2023-11-29 01:49:33,187 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:33,187 INFO L495 AbstractCegarLoop]: Abstraction has 4418 states and 6475 transitions. [2023-11-29 01:49:33,187 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 50.666666666666664) internal successors, (152), 4 states have internal predecessors, (152), 2 states have call successors, (37), 2 states have call predecessors, (37), 3 states have return successors, (36), 2 states have call predecessors, (36), 2 states have call successors, (36) [2023-11-29 01:49:33,187 INFO L276 IsEmpty]: Start isEmpty. Operand 4418 states and 6475 transitions. [2023-11-29 01:49:33,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-11-29 01:49:33,193 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:33,193 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:33,206 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2023-11-29 01:49:33,393 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2023-11-29 01:49:33,394 INFO L420 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:33,394 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:33,394 INFO L85 PathProgramCache]: Analyzing trace with hash 509370036, now seen corresponding path program 1 times [2023-11-29 01:49:33,394 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:33,394 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [76530871] [2023-11-29 01:49:33,394 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:33,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:33,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:34,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:34,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:49:34,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,049 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:34,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:34,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:49:34,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2023-11-29 01:49:34,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-29 01:49:34,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:34,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 01:49:34,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:34,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 01:49:34,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 01:49:34,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 01:49:34,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 01:49:34,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-29 01:49:34,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:49:34,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:34,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,374 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:34,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:34,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-29 01:49:34,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:34,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:34,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:34,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:34,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:34,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:34,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:34,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:34,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:34,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:34,507 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 37 proven. 10 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-29 01:49:34,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:34,507 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [76530871] [2023-11-29 01:49:34,508 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [76530871] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:34,508 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1623607381] [2023-11-29 01:49:34,508 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:34,508 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:34,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:34,509 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:34,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2023-11-29 01:49:35,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:35,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 3675 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-29 01:49:35,901 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:35,933 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 103 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2023-11-29 01:49:35,933 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:35,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1623607381] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:35,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:35,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [15] total 15 [2023-11-29 01:49:35,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631696959] [2023-11-29 01:49:35,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:35,934 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-29 01:49:35,935 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:35,935 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-29 01:49:35,936 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:49:35,936 INFO L87 Difference]: Start difference. First operand 4418 states and 6475 transitions. Second operand has 7 states, 6 states have (on average 29.0) internal successors, (174), 5 states have internal predecessors, (174), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (39), 4 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-29 01:49:37,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:37,052 INFO L93 Difference]: Finished difference Result 8811 states and 12938 transitions. [2023-11-29 01:49:37,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-29 01:49:37,053 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 29.0) internal successors, (174), 5 states have internal predecessors, (174), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (39), 4 states have call predecessors, (39), 2 states have call successors, (39) Word has length 300 [2023-11-29 01:49:37,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:37,063 INFO L225 Difference]: With dead ends: 8811 [2023-11-29 01:49:37,063 INFO L226 Difference]: Without dead ends: 4526 [2023-11-29 01:49:37,069 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 386 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2023-11-29 01:49:37,069 INFO L413 NwaCegarLoop]: 796 mSDtfsCounter, 15 mSDsluCounter, 3969 mSDsCounter, 0 mSdLazyCounter, 344 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 4765 SdHoareTripleChecker+Invalid, 344 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 344 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:37,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 4765 Invalid, 344 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 344 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2023-11-29 01:49:37,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4526 states. [2023-11-29 01:49:37,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4526 to 4442. [2023-11-29 01:49:37,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4442 states, 3247 states have (on average 1.4570372651678472) internal successors, (4731), 3323 states have internal predecessors, (4731), 848 states have call successors, (848), 312 states have call predecessors, (848), 346 states have return successors, (926), 836 states have call predecessors, (926), 847 states have call successors, (926) [2023-11-29 01:49:37,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 4442 states and 6505 transitions. [2023-11-29 01:49:37,360 INFO L78 Accepts]: Start accepts. Automaton has 4442 states and 6505 transitions. Word has length 300 [2023-11-29 01:49:37,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:37,360 INFO L495 AbstractCegarLoop]: Abstraction has 4442 states and 6505 transitions. [2023-11-29 01:49:37,361 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 29.0) internal successors, (174), 5 states have internal predecessors, (174), 2 states have call successors, (40), 2 states have call predecessors, (40), 4 states have return successors, (39), 4 states have call predecessors, (39), 2 states have call successors, (39) [2023-11-29 01:49:37,361 INFO L276 IsEmpty]: Start isEmpty. Operand 4442 states and 6505 transitions. [2023-11-29 01:49:37,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 301 [2023-11-29 01:49:37,366 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:37,366 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:37,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2023-11-29 01:49:37,567 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:37,567 INFO L420 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:37,567 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:37,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1917951884, now seen corresponding path program 2 times [2023-11-29 01:49:37,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:37,567 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [981467701] [2023-11-29 01:49:37,567 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:37,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:37,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:38,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:38,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:49:38,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:38,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:38,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:38,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:49:38,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,282 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:38,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:49:38,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2023-11-29 01:49:38,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2023-11-29 01:49:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:38,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2023-11-29 01:49:38,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 01:49:38,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2023-11-29 01:49:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2023-11-29 01:49:38,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2023-11-29 01:49:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2023-11-29 01:49:38,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:38,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:38,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-29 01:49:38,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:38,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:38,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:38,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:38,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,564 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:38,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:38,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:38,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:38,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:38,594 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 41 proven. 6 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2023-11-29 01:49:38,594 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:38,594 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [981467701] [2023-11-29 01:49:38,595 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [981467701] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:38,595 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1858339291] [2023-11-29 01:49:38,595 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2023-11-29 01:49:38,595 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:38,595 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:38,596 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:38,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2023-11-29 01:49:39,426 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2023-11-29 01:49:39,426 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2023-11-29 01:49:39,434 INFO L262 TraceCheckSpWp]: Trace formula consists of 2100 conjuncts, 48 conjunts are in the unsatisfiable core [2023-11-29 01:49:39,440 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:39,704 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 139 trivial. 0 not checked. [2023-11-29 01:49:39,704 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-29 01:49:39,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1858339291] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-29 01:49:39,704 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-29 01:49:39,704 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [15] total 25 [2023-11-29 01:49:39,705 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [111251647] [2023-11-29 01:49:39,705 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-29 01:49:39,705 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-11-29 01:49:39,705 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-29 01:49:39,706 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-11-29 01:49:39,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=541, Unknown=0, NotChecked=0, Total=600 [2023-11-29 01:49:39,706 INFO L87 Difference]: Start difference. First operand 4442 states and 6505 transitions. Second operand has 12 states, 11 states have (on average 15.272727272727273) internal successors, (168), 9 states have internal predecessors, (168), 3 states have call successors, (37), 2 states have call predecessors, (37), 5 states have return successors, (36), 5 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-29 01:49:41,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-29 01:49:41,397 INFO L93 Difference]: Finished difference Result 8867 states and 13034 transitions. [2023-11-29 01:49:41,397 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-29 01:49:41,398 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 15.272727272727273) internal successors, (168), 9 states have internal predecessors, (168), 3 states have call successors, (37), 2 states have call predecessors, (37), 5 states have return successors, (36), 5 states have call predecessors, (36), 3 states have call successors, (36) Word has length 300 [2023-11-29 01:49:41,398 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-29 01:49:41,407 INFO L225 Difference]: With dead ends: 8867 [2023-11-29 01:49:41,407 INFO L226 Difference]: Without dead ends: 4558 [2023-11-29 01:49:41,412 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 390 GetRequests, 364 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 92 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=72, Invalid=684, Unknown=0, NotChecked=0, Total=756 [2023-11-29 01:49:41,413 INFO L413 NwaCegarLoop]: 835 mSDtfsCounter, 42 mSDsluCounter, 7449 mSDsCounter, 0 mSdLazyCounter, 663 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 8284 SdHoareTripleChecker+Invalid, 664 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 663 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2023-11-29 01:49:41,413 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 8284 Invalid, 664 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 663 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2023-11-29 01:49:41,416 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4558 states. [2023-11-29 01:49:41,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4558 to 4442. [2023-11-29 01:49:41,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4442 states, 3249 states have (on average 1.4549092028316406) internal successors, (4727), 3323 states have internal predecessors, (4727), 846 states have call successors, (846), 312 states have call predecessors, (846), 346 states have return successors, (924), 836 states have call predecessors, (924), 845 states have call successors, (924) [2023-11-29 01:49:41,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4442 states to 4442 states and 6497 transitions. [2023-11-29 01:49:41,705 INFO L78 Accepts]: Start accepts. Automaton has 4442 states and 6497 transitions. Word has length 300 [2023-11-29 01:49:41,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-29 01:49:41,705 INFO L495 AbstractCegarLoop]: Abstraction has 4442 states and 6497 transitions. [2023-11-29 01:49:41,705 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 15.272727272727273) internal successors, (168), 9 states have internal predecessors, (168), 3 states have call successors, (37), 2 states have call predecessors, (37), 5 states have return successors, (36), 5 states have call predecessors, (36), 3 states have call successors, (36) [2023-11-29 01:49:41,705 INFO L276 IsEmpty]: Start isEmpty. Operand 4442 states and 6497 transitions. [2023-11-29 01:49:41,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 319 [2023-11-29 01:49:41,711 INFO L187 NwaCegarLoop]: Found error trace [2023-11-29 01:49:41,711 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 6, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-29 01:49:41,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2023-11-29 01:49:41,912 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:41,912 INFO L420 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-29 01:49:41,912 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-29 01:49:41,912 INFO L85 PathProgramCache]: Analyzing trace with hash 2013930245, now seen corresponding path program 1 times [2023-11-29 01:49:41,912 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-29 01:49:41,912 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1172211977] [2023-11-29 01:49:41,913 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:41,913 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-29 01:49:42,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:43,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2023-11-29 01:49:43,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:43,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:43,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-29 01:49:43,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-29 01:49:43,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2023-11-29 01:49:43,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,411 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:43,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2023-11-29 01:49:43,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2023-11-29 01:49:43,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2023-11-29 01:49:43,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-29 01:49:43,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2023-11-29 01:49:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2023-11-29 01:49:43,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,544 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2023-11-29 01:49:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2023-11-29 01:49:43,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-29 01:49:43,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-29 01:49:43,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2023-11-29 01:49:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2023-11-29 01:49:43,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:43,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,709 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 257 [2023-11-29 01:49:43,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-29 01:49:43,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-29 01:49:43,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-29 01:49:43,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2023-11-29 01:49:43,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2023-11-29 01:49:43,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-11-29 01:49:43,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-11-29 01:49:43,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2023-11-29 01:49:43,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-29 01:49:43,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:43,776 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 43 proven. 4 refuted. 0 times theorem prover too weak. 179 trivial. 0 not checked. [2023-11-29 01:49:43,776 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-29 01:49:43,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1172211977] [2023-11-29 01:49:43,776 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1172211977] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-29 01:49:43,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [730955237] [2023-11-29 01:49:43,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-29 01:49:43,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-29 01:49:43,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 01:49:43,777 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-29 01:49:43,778 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e5de589d-9c29-461d-bb8b-87ecb58bb8cc/bin/uautomizer-verify-BQ2R08f2Ya/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2023-11-29 01:49:45,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-29 01:49:45,179 INFO L262 TraceCheckSpWp]: Trace formula consists of 3898 conjuncts, 375 conjunts are in the unsatisfiable core [2023-11-29 01:49:45,195 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-29 01:49:45,440 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2023-11-29 01:49:46,250 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2023-11-29 01:49:46,430 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-29 01:49:46,430 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-29 01:49:46,517 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-29 01:49:46,619 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-29 01:49:50,838 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 14 treesize of output 3 [2023-11-29 01:50:04,745 INFO L349 Elim1Store]: treesize reduction 20, result has 33.3 percent of original size [2023-11-29 01:50:04,745 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 2 case distinctions, treesize of input 19 treesize of output 16 [2023-11-29 01:50:04,835 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2023-11-29 01:50:04,874 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-29 01:50:09,150 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 32 treesize of output 16 [2023-11-29 01:50:09,197 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2023-11-29 01:50:09,527 INFO L349 Elim1Store]: treesize reduction 4, result has 50.0 percent of original size [2023-11-29 01:50:09,528 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 11 [2023-11-29 01:50:09,856 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:50:09,857 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 53 [2023-11-29 01:50:09,871 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:50:09,909 INFO L349 Elim1Store]: treesize reduction 84, result has 17.6 percent of original size [2023-11-29 01:50:09,910 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 84 treesize of output 100 [2023-11-29 01:50:09,961 INFO L349 Elim1Store]: treesize reduction 54, result has 28.0 percent of original size [2023-11-29 01:50:09,961 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 167 treesize of output 145 [2023-11-29 01:50:09,985 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:50:09,991 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 19 [2023-11-29 01:50:10,000 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 7 [2023-11-29 01:50:10,069 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 21 treesize of output 14 [2023-11-29 01:50:10,105 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 47 [2023-11-29 01:50:10,122 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 20 treesize of output 14 [2023-11-29 01:50:10,179 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 18 [2023-11-29 01:50:10,265 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 45 [2023-11-29 01:50:10,306 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 60 treesize of output 48 [2023-11-29 01:50:10,346 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 45 [2023-11-29 01:50:15,573 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 102 treesize of output 59 [2023-11-29 01:50:15,589 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2023-11-29 01:50:17,261 INFO L349 Elim1Store]: treesize reduction 28, result has 3.4 percent of original size [2023-11-29 01:50:17,262 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 106 treesize of output 35 [2023-11-29 01:50:17,273 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2023-11-29 01:50:18,107 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:50:18,109 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-29 01:50:19,093 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 101 treesize of output 101 [2023-11-29 01:50:19,096 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 271 treesize of output 117 [2023-11-29 01:50:19,107 INFO L349 Elim1Store]: treesize reduction 115, result has 0.9 percent of original size [2023-11-29 01:50:19,108 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 250 treesize of output 244 [2023-11-29 01:50:19,113 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 128 treesize of output 76 [2023-11-29 01:50:19,118 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 25 treesize of output 1 [2023-11-29 01:50:19,124 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 4 [2023-11-29 01:50:19,131 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 171 treesize of output 93 [2023-11-29 01:50:19,152 INFO L349 Elim1Store]: treesize reduction 50, result has 15.3 percent of original size [2023-11-29 01:50:19,152 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 4 new quantified variables, introduced 2 case distinctions, treesize of input 171 treesize of output 194 [2023-11-29 01:50:19,160 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 70 treesize of output 60 [2023-11-29 01:50:19,166 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 115 treesize of output 87 [2023-11-29 01:50:19,173 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 2 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 68 [2023-11-29 01:50:19,209 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:50:19,210 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:50:19,210 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 9 [2023-11-29 01:50:19,238 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:50:19,238 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 21 [2023-11-29 01:50:20,850 INFO L349 Elim1Store]: treesize reduction 137, result has 6.2 percent of original size [2023-11-29 01:50:20,850 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 3 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 7 new quantified variables, introduced 6 case distinctions, treesize of input 1272 treesize of output 379 [2023-11-29 01:50:24,451 INFO L349 Elim1Store]: treesize reduction 22231, result has 0.0 percent of original size [2023-11-29 01:50:24,463 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 56 stores, 4 select indices, 4 select index equivalence classes, 0 disjoint index pairs (out of 6 index pairs), introduced 67 new quantified variables, introduced 308 case distinctions, treesize of input 115596 treesize of output 146471 [2023-11-29 01:51:24,335 WARN L293 SmtUtils]: Spent 59.82s on a formula simplification. DAG size of input: 11505 DAG size of output: 10587 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:51:41,263 WARN L293 SmtUtils]: Spent 16.34s on a formula simplification. DAG size of input: 10532 DAG size of output: 10544 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:51:42,100 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169520 treesize of output 122912 [2023-11-29 01:51:49,229 WARN L293 SmtUtils]: Spent 7.09s on a formula simplification that was a NOOP. DAG size: 10543 (called from [L 731] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2023-11-29 01:51:52,803 WARN L214 Elim1Store]: Array PQE input equivalent to false [2023-11-29 01:51:58,875 WARN L293 SmtUtils]: Spent 6.05s on a formula simplification. DAG size of input: 359 DAG size of output: 54 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2023-11-29 01:51:58,875 INFO L349 Elim1Store]: treesize reduction 2019, result has 4.6 percent of original size [2023-11-29 01:51:58,876 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 10 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 18 new quantified variables, introduced 39 case distinctions, treesize of input 4219 treesize of output 5738 [2023-11-29 01:51:59,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:51:59,266 INFO L224 Elim1Store]: Index analysis took 104 ms [2023-11-29 01:52:00,454 INFO L349 Elim1Store]: treesize reduction 164, result has 39.9 percent of original size [2023-11-29 01:52:00,455 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 7 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 10 new quantified variables, introduced 6 case distinctions, treesize of input 2947 treesize of output 3844 [2023-11-29 01:52:00,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:52:01,432 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:52:02,366 INFO L224 Elim1Store]: Index analysis took 1456 ms [2023-11-29 01:52:06,394 INFO L349 Elim1Store]: treesize reduction 1611, result has 10.5 percent of original size [2023-11-29 01:52:06,395 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 8 stores, 3 select indices, 3 select index equivalence classes, 1 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 25 case distinctions, treesize of input 2942 treesize of output 4855 [2023-11-29 01:52:09,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:52:09,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:52:09,404 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:52:09,406 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-29 01:52:16,873 INFO L173 IndexEqualityManager]: detected equality via solver [2023-11-29 01:52:16,874 INFO L173 IndexEqualityManager]: detected equality via solver