./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB --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 31f1315d23c882220bc6f0d965399be802bae4ce37ec7445b5ebe262ba0dc67b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 04:58:37,259 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 04:58:37,378 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 04:58:37,385 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 04:58:37,385 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 04:58:37,417 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 04:58:37,418 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 04:58:37,418 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 04:58:37,418 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 04:58:37,419 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 04:58:37,419 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 04:58:37,419 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 04:58:37,419 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 04:58:37,420 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 04:58:37,420 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 04:58:37,420 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 04:58:37,420 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 04:58:37,421 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 04:58:37,421 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 04:58:37,421 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 04:58:37,421 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 04:58:37,421 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 04:58:37,421 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 04:58:37,422 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 04:58:37,422 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 04:58:37,422 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 04:58:37,422 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:58:37,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:58:37,423 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:58:37,423 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:58:37,423 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 04:58:37,423 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 04:58:37,423 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 04:58:37,424 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 04:58:37,424 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:58:37,424 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 04:58:37,424 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 04:58:37,424 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 04:58:37,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 04:58:37,424 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 04:58:37,425 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 04:58:37,425 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 04:58:37,425 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 04:58:37,425 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 04:58:37,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 04:58:37,425 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB 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 -> 31f1315d23c882220bc6f0d965399be802bae4ce37ec7445b5ebe262ba0dc67b [2024-11-28 04:58:37,783 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 04:58:37,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 04:58:37,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 04:58:37,804 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 04:58:37,805 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 04:58:37,806 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i [2024-11-28 04:58:41,481 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/e59966498/0efe77624cdf4683884fe54817d7bfed/FLAG893500c82 [2024-11-28 04:58:42,093 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 04:58:42,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i [2024-11-28 04:58:42,155 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/e59966498/0efe77624cdf4683884fe54817d7bfed/FLAG893500c82 [2024-11-28 04:58:42,572 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/data/e59966498/0efe77624cdf4683884fe54817d7bfed [2024-11-28 04:58:42,575 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 04:58:42,578 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 04:58:42,582 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 04:58:42,582 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 04:58:42,587 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 04:58:42,588 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:58:42" (1/1) ... [2024-11-28 04:58:42,590 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1577eb7e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:42, skipping insertion in model container [2024-11-28 04:58:42,590 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:58:42" (1/1) ... [2024-11-28 04:58:42,691 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 04:58:43,547 WARN L250 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_e2a7c531-099a-43dd-a88b-456be9c38aa1/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i[96705,96718] [2024-11-28 04:58:44,232 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:58:44,310 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 04:58:44,568 WARN L250 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_e2a7c531-099a-43dd-a88b-456be9c38aa1/sv-benchmarks/c/ldv-linux-3.0/usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i[96705,96718] [2024-11-28 04:58:44,711 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/uwb/i1480/dfu/i1480-dfu-usb.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/14/dscv_tempdir/dscv/ri/68_1/drivers/uwb/i1480/dfu/phy.c"), "i" (58), "i" (sizeof(struct bug_entry ))); [4163-4169] [2024-11-28 04:58:44,720 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/uwb/i1480/dfu/i1480-dfu-usb.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/14/dscv_tempdir/dscv/ri/68_1/drivers/uwb/i1480/dfu/phy.c"), "i" (110), "i" (sizeof(struct bug_entry ))); [4241-4247] [2024-11-28 04:58:44,801 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/uwb/i1480/dfu/i1480-dfu-usb.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/14/dscv_tempdir/dscv/ri/68_1/drivers/uwb/i1480/dfu/usb.c"), "i" (118), "i" (sizeof(struct bug_entry ))); [4609-4615] [2024-11-28 04:58:44,808 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/uwb/i1480/dfu/i1480-dfu-usb.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/14/dscv_tempdir/dscv/ri/68_1/drivers/uwb/i1480/dfu/usb.c"), "i" (157), "i" (sizeof(struct bug_entry ))); [4702-4708] [2024-11-28 04:58:44,809 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/uwb/i1480/dfu/i1480-dfu-usb.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/14/dscv_tempdir/dscv/ri/68_1/drivers/uwb/i1480/dfu/usb.c"), "i" (158), "i" (sizeof(struct bug_entry ))); [4737-4743] [2024-11-28 04:58:44,810 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n" ".pushsection __bug_table,\"a\"\n" "2:\t.long 1b - 2b, %c0 - 2b\n" "\t.word %c1, 0\n" "\t.org 2b+%c2\n" ".popsection": : "i" ("/anthill/stuff/tacas-comp/work/current--X--drivers/uwb/i1480/dfu/i1480-dfu-usb.ko--X--bulklinux-3.0.1--X--68_1/linux-3.0.1/csd_deg_dscv/14/dscv_tempdir/dscv/ri/68_1/drivers/uwb/i1480/dfu/usb.c"), "i" (159), "i" (sizeof(struct bug_entry ))); [4772-4778] [2024-11-28 04:58:44,887 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 04:58:44,980 INFO L204 MainTranslator]: Completed translation [2024-11-28 04:58:44,981 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44 WrapperNode [2024-11-28 04:58:44,982 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 04:58:44,983 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 04:58:44,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 04:58:44,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 04:58:44,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:45,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:45,253 INFO L138 Inliner]: procedures = 116, calls = 855, calls flagged for inlining = 40, calls inlined = 40, statements flattened = 2638 [2024-11-28 04:58:45,253 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 04:58:45,255 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 04:58:45,255 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 04:58:45,255 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 04:58:45,268 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:45,268 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:45,307 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:45,856 INFO L175 MemorySlicer]: Split 538 memory accesses to 16 slices as follows [2, 8, 8, 8, 3, 349, 42, 16, 16, 4, 12, 6, 4, 6, 46, 8]. 65 percent of accesses are in the largest equivalence class. The 80 initializations are split as follows [2, 7, 7, 7, 0, 0, 0, 16, 16, 0, 12, 0, 0, 6, 0, 7]. The 213 writes are split as follows [0, 0, 0, 0, 1, 124, 42, 0, 0, 0, 0, 0, 0, 0, 46, 0]. [2024-11-28 04:58:45,859 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:45,860 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,015 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,023 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,065 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,104 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,115 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 04:58:46,163 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 04:58:46,164 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 04:58:46,164 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 04:58:46,167 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (1/1) ... [2024-11-28 04:58:46,175 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 04:58:46,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:58:46,214 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 04:58:46,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 04:58:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_dfu_driver_exit [2024-11-28 04:58:46,257 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_dfu_driver_exit [2024-11-28 04:58:46,257 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_dfu_driver_init [2024-11-28 04:58:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_dfu_driver_init [2024-11-28 04:58:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure fw_hdrs_free [2024-11-28 04:58:46,258 INFO L138 BoogieDeclarations]: Found implementation of procedure fw_hdrs_free [2024-11-28 04:58:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 04:58:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 04:58:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 04:58:46,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#7 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#8 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#9 [2024-11-28 04:58:46,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#10 [2024-11-28 04:58:46,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#11 [2024-11-28 04:58:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#12 [2024-11-28 04:58:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#13 [2024-11-28 04:58:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#14 [2024-11-28 04:58:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#15 [2024-11-28 04:58:46,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2024-11-28 04:58:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2024-11-28 04:58:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2024-11-28 04:58:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2024-11-28 04:58:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2024-11-28 04:58:46,265 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2024-11-28 04:58:46,265 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~int [2024-11-28 04:58:46,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~int~TO~int [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#0 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#1 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#2 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#3 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#4 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#5 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#6 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#7 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#8 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#9 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#10 [2024-11-28 04:58:46,266 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#11 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#12 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#13 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#14 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$#15 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 04:58:46,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#7 [2024-11-28 04:58:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#8 [2024-11-28 04:58:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#9 [2024-11-28 04:58:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#10 [2024-11-28 04:58:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#11 [2024-11-28 04:58:46,268 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#12 [2024-11-28 04:58:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#13 [2024-11-28 04:58:46,269 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#14 [2024-11-28 04:58:46,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#15 [2024-11-28 04:58:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 04:58:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 04:58:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 04:58:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 04:58:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 04:58:46,272 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2024-11-28 04:58:46,273 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2024-11-28 04:58:46,273 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_mpi_read [2024-11-28 04:58:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_mpi_read [2024-11-28 04:58:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_cmd_reset [2024-11-28 04:58:46,274 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_cmd_reset [2024-11-28 04:58:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#0 [2024-11-28 04:58:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#1 [2024-11-28 04:58:46,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#2 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#3 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#4 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#5 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#6 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#7 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#8 [2024-11-28 04:58:46,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#9 [2024-11-28 04:58:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#10 [2024-11-28 04:58:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#11 [2024-11-28 04:58:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#12 [2024-11-28 04:58:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#13 [2024-11-28 04:58:46,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#14 [2024-11-28 04:58:46,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy#15 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#0 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#1 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#2 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#3 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#4 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#5 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#6 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#7 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#8 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#9 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#10 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#11 [2024-11-28 04:58:46,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#12 [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#13 [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#14 [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy#15 [2024-11-28 04:58:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_interruptible_timeout [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_interruptible_timeout [2024-11-28 04:58:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2024-11-28 04:58:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2024-11-28 04:58:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_urb [2024-11-28 04:58:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_int_urb [2024-11-28 04:58:46,280 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_int_urb [2024-11-28 04:58:46,280 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2024-11-28 04:58:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2024-11-28 04:58:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_mpi_write [2024-11-28 04:58:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_mpi_write [2024-11-28 04:58:46,281 INFO L130 BoogieDeclarations]: Found specification of procedure dev_printk [2024-11-28 04:58:46,281 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_printk [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2024-11-28 04:58:46,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume_stop [2024-11-28 04:58:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume_stop [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_mac_fw_upload [2024-11-28 04:58:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_mac_fw_upload [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion___0 [2024-11-28 04:58:46,285 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion___0 [2024-11-28 04:58:46,285 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2024-11-28 04:58:46,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2024-11-28 04:58:46,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2024-11-28 04:58:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2024-11-28 04:58:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2024-11-28 04:58:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2024-11-28 04:58:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2024-11-28 04:58:46,287 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2024-11-28 04:58:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2024-11-28 04:58:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2024-11-28 04:58:46,291 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2024-11-28 04:58:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2024-11-28 04:58:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2024-11-28 04:58:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2024-11-28 04:58:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2024-11-28 04:58:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2024-11-28 04:58:46,294 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2024-11-28 04:58:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2024-11-28 04:58:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_intf [2024-11-28 04:58:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_intf [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_rceb_check [2024-11-28 04:58:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_rceb_check [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_fw_upload [2024-11-28 04:58:46,295 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_fw_upload [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 04:58:46,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:58:46,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-11-28 04:58:46,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-11-28 04:58:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-11-28 04:58:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2024-11-28 04:58:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2024-11-28 04:58:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2024-11-28 04:58:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2024-11-28 04:58:46,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2024-11-28 04:58:46,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2024-11-28 04:58:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2024-11-28 04:58:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2024-11-28 04:58:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2024-11-28 04:58:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2024-11-28 04:58:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2024-11-28 04:58:46,300 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2024-11-28 04:58:46,300 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2024-11-28 04:58:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure __mac_fw_upload [2024-11-28 04:58:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure __mac_fw_upload [2024-11-28 04:58:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2024-11-28 04:58:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2024-11-28 04:58:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_print_state [2024-11-28 04:58:46,301 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_print_state [2024-11-28 04:58:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 04:58:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 04:58:46,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 04:58:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 04:58:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 04:58:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 04:58:46,302 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2024-11-28 04:58:46,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2024-11-28 04:58:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2024-11-28 04:58:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2024-11-28 04:58:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2024-11-28 04:58:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2024-11-28 04:58:46,304 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_phy_fw_upload [2024-11-28 04:58:46,304 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_phy_fw_upload [2024-11-28 04:58:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2024-11-28 04:58:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2024-11-28 04:58:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2024-11-28 04:58:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2024-11-28 04:58:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2024-11-28 04:58:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2024-11-28 04:58:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2024-11-28 04:58:46,305 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2024-11-28 04:58:46,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_pointer [2024-11-28 04:58:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_pointer [2024-11-28 04:58:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2024-11-28 04:58:46,306 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2024-11-28 04:58:46,306 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2024-11-28 04:58:46,309 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2024-11-28 04:58:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 04:58:46,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~TO~int [2024-11-28 04:58:46,310 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~TO~int [2024-11-28 04:58:46,310 INFO L130 BoogieDeclarations]: Found specification of procedure i1480_cmd [2024-11-28 04:58:46,310 INFO L138 BoogieDeclarations]: Found implementation of procedure i1480_cmd [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2024-11-28 04:58:46,311 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#0 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#1 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#2 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#3 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#4 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#5 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#6 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#7 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#8 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#9 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#10 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#11 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#12 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#13 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#14 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int#15 [2024-11-28 04:58:46,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 04:58:46,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 04:58:47,341 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 04:58:47,347 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 04:58:48,729 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_assume_stopFINAL: assume true; [2024-11-28 04:58:49,415 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-28 04:58:49,550 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##30: assume !false; [2024-11-28 04:58:49,550 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##29: assume false; [2024-11-28 04:58:50,988 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-28 04:58:56,689 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !false; [2024-11-28 04:58:56,690 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume false; [2024-11-28 04:58:57,149 INFO L? ?]: Removed 1056 outVars from TransFormulas that were not future-live. [2024-11-28 04:58:57,149 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 04:58:57,190 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 04:58:57,191 INFO L312 CfgBuilder]: Removed 86 assume(true) statements. [2024-11-28 04:58:57,191 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:58:57 BoogieIcfgContainer [2024-11-28 04:58:57,192 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 04:58:57,194 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 04:58:57,194 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 04:58:57,205 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 04:58:57,209 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 04:58:42" (1/3) ... [2024-11-28 04:58:57,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23f451a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:58:57, skipping insertion in model container [2024-11-28 04:58:57,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:58:44" (2/3) ... [2024-11-28 04:58:57,210 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23f451a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 04:58:57, skipping insertion in model container [2024-11-28 04:58:57,210 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:58:57" (3/3) ... [2024-11-28 04:58:57,212 INFO L128 eAbstractionObserver]: Analyzing ICFG usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i [2024-11-28 04:58:57,235 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 04:58:57,241 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG usb_urb-drivers-uwb-i1480-dfu-i1480-dfu-usb.ko.cil.out.i that has 74 procedures, 866 locations, 1 initial locations, 87 loop locations, and 1 error locations. [2024-11-28 04:58:57,362 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 04:58:57,381 INFO L333 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, 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;@61c6eae9, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 04:58:57,382 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 04:58:57,390 INFO L276 IsEmpty]: Start isEmpty. Operand has 730 states, 543 states have (on average 1.4475138121546962) internal successors, (786), 551 states have internal predecessors, (786), 146 states have call successors, (146), 43 states have call predecessors, (146), 42 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) [2024-11-28 04:58:57,398 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-28 04:58:57,398 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:58:57,399 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:58:57,399 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:58:57,405 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:58:57,407 INFO L85 PathProgramCache]: Analyzing trace with hash 952335038, now seen corresponding path program 1 times [2024-11-28 04:58:57,416 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:58:57,417 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092346777] [2024-11-28 04:58:57,417 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:58:57,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:04,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:05,489 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:05,490 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:05,490 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092346777] [2024-11-28 04:59:05,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092346777] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:59:05,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:59:05,492 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:59:05,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151291229] [2024-11-28 04:59:05,497 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:59:05,501 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:59:05,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:59:05,530 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:59:05,531 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:59:05,537 INFO L87 Difference]: Start difference. First operand has 730 states, 543 states have (on average 1.4475138121546962) internal successors, (786), 551 states have internal predecessors, (786), 146 states have call successors, (146), 43 states have call predecessors, (146), 42 states have return successors, (145), 145 states have call predecessors, (145), 145 states have call successors, (145) Second operand has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:59:05,993 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:05,996 INFO L93 Difference]: Finished difference Result 2154 states and 3255 transitions. [2024-11-28 04:59:06,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:59:06,003 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 15 [2024-11-28 04:59:06,004 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:59:06,053 INFO L225 Difference]: With dead ends: 2154 [2024-11-28 04:59:06,053 INFO L226 Difference]: Without dead ends: 1403 [2024-11-28 04:59:06,073 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:59:06,079 INFO L435 NwaCegarLoop]: 1035 mSDtfsCounter, 967 mSDsluCounter, 955 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 967 SdHoareTripleChecker+Valid, 1990 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-28 04:59:06,080 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [967 Valid, 1990 Invalid, 10 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-28 04:59:06,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1403 states. [2024-11-28 04:59:06,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1403 to 1400. [2024-11-28 04:59:06,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1400 states, 1032 states have (on average 1.2781007751937985) internal successors, (1319), 1041 states have internal predecessors, (1319), 286 states have call successors, (286), 82 states have call predecessors, (286), 81 states have return successors, (283), 283 states have call predecessors, (283), 283 states have call successors, (283) [2024-11-28 04:59:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1400 states to 1400 states and 1888 transitions. [2024-11-28 04:59:06,352 INFO L78 Accepts]: Start accepts. Automaton has 1400 states and 1888 transitions. Word has length 15 [2024-11-28 04:59:06,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:59:06,355 INFO L471 AbstractCegarLoop]: Abstraction has 1400 states and 1888 transitions. [2024-11-28 04:59:06,355 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.0) internal successors, (12), 3 states have internal predecessors, (12), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:59:06,355 INFO L276 IsEmpty]: Start isEmpty. Operand 1400 states and 1888 transitions. [2024-11-28 04:59:06,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-28 04:59:06,356 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:59:06,356 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 04:59:06,357 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-28 04:59:06,357 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:59:06,357 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:06,358 INFO L85 PathProgramCache]: Analyzing trace with hash -542679455, now seen corresponding path program 1 times [2024-11-28 04:59:06,358 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:59:06,358 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [223075732] [2024-11-28 04:59:06,358 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:06,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:11,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:11,983 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-28 04:59:11,983 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:11,983 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [223075732] [2024-11-28 04:59:11,984 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [223075732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:59:11,984 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:59:11,984 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-28 04:59:11,984 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1878227596] [2024-11-28 04:59:11,984 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:59:11,986 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:59:11,986 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:59:11,987 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:59:11,987 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:59:11,987 INFO L87 Difference]: Start difference. First operand 1400 states and 1888 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:59:12,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:12,096 INFO L93 Difference]: Finished difference Result 1402 states and 1889 transitions. [2024-11-28 04:59:12,096 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:59:12,096 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2024-11-28 04:59:12,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:59:12,114 INFO L225 Difference]: With dead ends: 1402 [2024-11-28 04:59:12,114 INFO L226 Difference]: Without dead ends: 1391 [2024-11-28 04:59:12,116 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-28 04:59:12,117 INFO L435 NwaCegarLoop]: 952 mSDtfsCounter, 944 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 944 SdHoareTripleChecker+Valid, 952 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:59:12,117 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [944 Valid, 952 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:59:12,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1391 states. [2024-11-28 04:59:12,244 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1391 to 1391. [2024-11-28 04:59:12,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1391 states, 1026 states have (on average 1.2758284600389864) internal successors, (1309), 1033 states have internal predecessors, (1309), 284 states have call successors, (284), 81 states have call predecessors, (284), 80 states have return successors, (282), 282 states have call predecessors, (282), 282 states have call successors, (282) [2024-11-28 04:59:12,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1391 states to 1391 states and 1875 transitions. [2024-11-28 04:59:12,266 INFO L78 Accepts]: Start accepts. Automaton has 1391 states and 1875 transitions. Word has length 16 [2024-11-28 04:59:12,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:59:12,266 INFO L471 AbstractCegarLoop]: Abstraction has 1391 states and 1875 transitions. [2024-11-28 04:59:12,267 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-28 04:59:12,267 INFO L276 IsEmpty]: Start isEmpty. Operand 1391 states and 1875 transitions. [2024-11-28 04:59:12,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-28 04:59:12,273 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:59:12,274 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 5, 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] [2024-11-28 04:59:12,274 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-28 04:59:12,274 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:59:12,275 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:12,275 INFO L85 PathProgramCache]: Analyzing trace with hash 1796351516, now seen corresponding path program 1 times [2024-11-28 04:59:12,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:59:12,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977818542] [2024-11-28 04:59:12,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:12,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:17,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:19,673 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 04:59:19,674 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:19,674 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977818542] [2024-11-28 04:59:19,674 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [977818542] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:59:19,674 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:59:19,674 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-28 04:59:19,674 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449728788] [2024-11-28 04:59:19,675 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:59:19,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-28 04:59:19,675 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:59:19,676 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-28 04:59:19,676 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:59:19,677 INFO L87 Difference]: Start difference. First operand 1391 states and 1875 transitions. Second operand has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-28 04:59:20,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:20,007 INFO L93 Difference]: Finished difference Result 2101 states and 2836 transitions. [2024-11-28 04:59:20,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-28 04:59:20,008 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 2 states have call successors, (16) Word has length 125 [2024-11-28 04:59:20,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:59:20,023 INFO L225 Difference]: With dead ends: 2101 [2024-11-28 04:59:20,023 INFO L226 Difference]: Without dead ends: 1405 [2024-11-28 04:59:20,028 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-11-28 04:59:20,029 INFO L435 NwaCegarLoop]: 947 mSDtfsCounter, 0 mSDsluCounter, 4728 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 5675 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-28 04:59:20,029 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 5675 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-28 04:59:20,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1405 states. [2024-11-28 04:59:20,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1405 to 1405. [2024-11-28 04:59:20,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1405 states, 1036 states have (on average 1.2731660231660231) internal successors, (1319), 1043 states have internal predecessors, (1319), 284 states have call successors, (284), 81 states have call predecessors, (284), 84 states have return successors, (292), 286 states have call predecessors, (292), 282 states have call successors, (292) [2024-11-28 04:59:20,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 1405 states and 1895 transitions. [2024-11-28 04:59:20,137 INFO L78 Accepts]: Start accepts. Automaton has 1405 states and 1895 transitions. Word has length 125 [2024-11-28 04:59:20,138 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:59:20,138 INFO L471 AbstractCegarLoop]: Abstraction has 1405 states and 1895 transitions. [2024-11-28 04:59:20,138 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 10.571428571428571) internal successors, (74), 5 states have internal predecessors, (74), 2 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-28 04:59:20,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1405 states and 1895 transitions. [2024-11-28 04:59:20,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2024-11-28 04:59:20,142 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:59:20,143 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 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] [2024-11-28 04:59:20,143 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-28 04:59:20,143 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:59:20,144 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:20,144 INFO L85 PathProgramCache]: Analyzing trace with hash -1037035781, now seen corresponding path program 1 times [2024-11-28 04:59:20,144 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:59:20,144 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2098023559] [2024-11-28 04:59:20,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:20,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:24,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:25,668 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2024-11-28 04:59:25,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:25,670 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2098023559] [2024-11-28 04:59:25,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2098023559] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:59:25,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 04:59:25,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-28 04:59:25,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894362595] [2024-11-28 04:59:25,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:59:25,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-28 04:59:25,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:59:25,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-28 04:59:25,675 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:59:25,676 INFO L87 Difference]: Start difference. First operand 1405 states and 1895 transitions. Second operand has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-28 04:59:26,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:26,495 INFO L93 Difference]: Finished difference Result 2803 states and 3785 transitions. [2024-11-28 04:59:26,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-28 04:59:26,496 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 125 [2024-11-28 04:59:26,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:59:26,513 INFO L225 Difference]: With dead ends: 2803 [2024-11-28 04:59:26,514 INFO L226 Difference]: Without dead ends: 1409 [2024-11-28 04:59:26,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-28 04:59:26,522 INFO L435 NwaCegarLoop]: 948 mSDtfsCounter, 0 mSDsluCounter, 1880 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2828 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-11-28 04:59:26,523 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2828 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-11-28 04:59:26,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2024-11-28 04:59:26,617 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1409. [2024-11-28 04:59:26,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1040 states have (on average 1.2721153846153845) internal successors, (1323), 1047 states have internal predecessors, (1323), 284 states have call successors, (284), 81 states have call predecessors, (284), 84 states have return successors, (292), 286 states have call predecessors, (292), 282 states have call successors, (292) [2024-11-28 04:59:26,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1899 transitions. [2024-11-28 04:59:26,636 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1899 transitions. Word has length 125 [2024-11-28 04:59:26,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:59:26,638 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 1899 transitions. [2024-11-28 04:59:26,638 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 2 states have call successors, (17), 2 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2024-11-28 04:59:26,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1899 transitions. [2024-11-28 04:59:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2024-11-28 04:59:26,645 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:59:26,645 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 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] [2024-11-28 04:59:26,646 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-28 04:59:26,646 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:59:26,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:26,646 INFO L85 PathProgramCache]: Analyzing trace with hash 2081126303, now seen corresponding path program 1 times [2024-11-28 04:59:26,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:59:26,647 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [433807682] [2024-11-28 04:59:26,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:26,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:35,143 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 04:59:35,143 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:35,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [433807682] [2024-11-28 04:59:35,144 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [433807682] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:59:35,144 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2071824074] [2024-11-28 04:59:35,144 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:35,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:59:35,145 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:35,148 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:59:35,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 04:59:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:41,546 INFO L256 TraceCheckSpWp]: Trace formula consists of 3303 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-28 04:59:41,566 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:41,771 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2024-11-28 04:59:41,771 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:59:41,771 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2071824074] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:59:41,771 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:59:41,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2024-11-28 04:59:41,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515240070] [2024-11-28 04:59:41,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:59:41,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-28 04:59:41,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:59:41,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-28 04:59:41,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:59:41,774 INFO L87 Difference]: Start difference. First operand 1409 states and 1899 transitions. Second operand has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 04:59:41,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:41,929 INFO L93 Difference]: Finished difference Result 2807 states and 3787 transitions. [2024-11-28 04:59:41,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-28 04:59:41,930 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 139 [2024-11-28 04:59:41,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:59:41,945 INFO L225 Difference]: With dead ends: 2807 [2024-11-28 04:59:41,945 INFO L226 Difference]: Without dead ends: 1409 [2024-11-28 04:59:41,953 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 140 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 04:59:41,954 INFO L435 NwaCegarLoop]: 947 mSDtfsCounter, 2 mSDsluCounter, 944 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1891 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 04:59:41,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1891 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 04:59:41,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1409 states. [2024-11-28 04:59:42,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1409 to 1409. [2024-11-28 04:59:42,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1409 states, 1040 states have (on average 1.2701923076923076) internal successors, (1321), 1047 states have internal predecessors, (1321), 284 states have call successors, (284), 81 states have call predecessors, (284), 84 states have return successors, (292), 286 states have call predecessors, (292), 282 states have call successors, (292) [2024-11-28 04:59:42,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1897 transitions. [2024-11-28 04:59:42,062 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1897 transitions. Word has length 139 [2024-11-28 04:59:42,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:59:42,062 INFO L471 AbstractCegarLoop]: Abstraction has 1409 states and 1897 transitions. [2024-11-28 04:59:42,062 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 26.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2024-11-28 04:59:42,063 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1897 transitions. [2024-11-28 04:59:42,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-28 04:59:42,066 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:59:42,067 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 4, 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] [2024-11-28 04:59:42,094 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 04:59:42,271 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:59:42,272 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:59:42,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:42,276 INFO L85 PathProgramCache]: Analyzing trace with hash -371271844, now seen corresponding path program 1 times [2024-11-28 04:59:42,277 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:59:42,277 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [723406267] [2024-11-28 04:59:42,277 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:42,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 04:59:47,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:50,182 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 04:59:50,183 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 04:59:50,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [723406267] [2024-11-28 04:59:50,183 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [723406267] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 04:59:50,183 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1570401005] [2024-11-28 04:59:50,183 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 04:59:50,184 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 04:59:50,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 04:59:50,186 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 04:59:50,188 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 04:59:56,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 04:59:56,292 INFO L256 TraceCheckSpWp]: Trace formula consists of 3306 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-28 04:59:56,301 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 04:59:56,584 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2024-11-28 04:59:56,585 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 04:59:56,585 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1570401005] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 04:59:56,585 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 04:59:56,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 9 [2024-11-28 04:59:56,585 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832436721] [2024-11-28 04:59:56,586 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 04:59:56,586 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-28 04:59:56,586 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 04:59:56,587 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-28 04:59:56,587 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:59:56,587 INFO L87 Difference]: Start difference. First operand 1409 states and 1897 transitions. Second operand has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:59:57,059 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 04:59:57,059 INFO L93 Difference]: Finished difference Result 2821 states and 3803 transitions. [2024-11-28 04:59:57,060 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-11-28 04:59:57,060 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) Word has length 141 [2024-11-28 04:59:57,060 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 04:59:57,079 INFO L225 Difference]: With dead ends: 2821 [2024-11-28 04:59:57,079 INFO L226 Difference]: Without dead ends: 1423 [2024-11-28 04:59:57,086 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2024-11-28 04:59:57,088 INFO L435 NwaCegarLoop]: 945 mSDtfsCounter, 0 mSDsluCounter, 6602 mSDsCounter, 0 mSdLazyCounter, 52 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 7547 SdHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 52 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-28 04:59:57,088 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 7547 Invalid, 52 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 52 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-28 04:59:57,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1423 states. [2024-11-28 04:59:57,168 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1423 to 1423. [2024-11-28 04:59:57,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1423 states, 1052 states have (on average 1.2671102661596958) internal successors, (1333), 1057 states have internal predecessors, (1333), 284 states have call successors, (284), 81 states have call predecessors, (284), 86 states have return successors, (298), 290 states have call predecessors, (298), 282 states have call successors, (298) [2024-11-28 04:59:57,185 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1423 states to 1423 states and 1915 transitions. [2024-11-28 04:59:57,188 INFO L78 Accepts]: Start accepts. Automaton has 1423 states and 1915 transitions. Word has length 141 [2024-11-28 04:59:57,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 04:59:57,188 INFO L471 AbstractCegarLoop]: Abstraction has 1423 states and 1915 transitions. [2024-11-28 04:59:57,189 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 9.666666666666666) internal successors, (87), 7 states have internal predecessors, (87), 2 states have call successors, (21), 2 states have call predecessors, (21), 4 states have return successors, (20), 4 states have call predecessors, (20), 2 states have call successors, (20) [2024-11-28 04:59:57,189 INFO L276 IsEmpty]: Start isEmpty. Operand 1423 states and 1915 transitions. [2024-11-28 04:59:57,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2024-11-28 04:59:57,196 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 04:59:57,196 INFO L218 NwaCegarLoop]: trace histogram [5, 5, 3, 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] [2024-11-28 04:59:57,220 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 04:59:57,397 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-28 04:59:57,398 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 04:59:57,398 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 04:59:57,398 INFO L85 PathProgramCache]: Analyzing trace with hash -1554289379, now seen corresponding path program 2 times [2024-11-28 04:59:57,398 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 04:59:57,398 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1761028050] [2024-11-28 04:59:57,399 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 04:59:57,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 05:00:06,034 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-28 05:00:06,034 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-28 05:00:10,265 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-11-28 05:00:10,265 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 05:00:10,265 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1761028050] [2024-11-28 05:00:10,266 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1761028050] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 05:00:10,266 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [620707939] [2024-11-28 05:00:10,266 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-28 05:00:10,266 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 05:00:10,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 05:00:10,269 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 05:00:10,272 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2a7c531-099a-43dd-a88b-456be9c38aa1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process