./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme --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 71101d2b79b59e25da9ba6ac44f6028cc3034769032ea6dc2bebcfbbe6cd49e1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-26 10:44:29,360 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-26 10:44:29,475 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-26 10:44:29,483 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-26 10:44:29,484 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-26 10:44:29,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-26 10:44:29,535 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-26 10:44:29,536 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-26 10:44:29,537 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-26 10:44:29,542 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-26 10:44:29,543 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-26 10:44:29,544 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-26 10:44:29,545 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-26 10:44:29,547 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-26 10:44:29,547 INFO L153 SettingsManager]: * Use SBE=true [2023-11-26 10:44:29,548 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-26 10:44:29,548 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-26 10:44:29,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-26 10:44:29,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-26 10:44:29,550 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-26 10:44:29,550 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-26 10:44:29,551 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-26 10:44:29,553 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-26 10:44:29,553 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-26 10:44:29,554 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-26 10:44:29,554 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-26 10:44:29,555 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-26 10:44:29,555 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-26 10:44:29,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:44:29,556 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-26 10:44:29,557 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-26 10:44:29,558 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-26 10:44:29,558 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-26 10:44:29,558 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-26 10:44:29,558 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-26 10:44:29,559 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-26 10:44:29,559 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-26 10:44:29,559 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-26 10:44:29,559 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-26 10:44:29,560 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 71101d2b79b59e25da9ba6ac44f6028cc3034769032ea6dc2bebcfbbe6cd49e1 [2023-11-26 10:44:29,882 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-26 10:44:29,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-26 10:44:29,919 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-26 10:44:29,921 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-26 10:44:29,921 INFO L274 PluginConnector]: CDTParser initialized [2023-11-26 10:44:29,923 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2023-11-26 10:44:33,054 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-26 10:44:33,667 INFO L384 CDTParser]: Found 1 translation units. [2023-11-26 10:44:33,667 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2023-11-26 10:44:33,717 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/data/36dd75767/06b208e6b26348c999aaaf66e766dc45/FLAG7fe7b3c9a [2023-11-26 10:44:33,736 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/data/36dd75767/06b208e6b26348c999aaaf66e766dc45 [2023-11-26 10:44:33,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-26 10:44:33,745 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-26 10:44:33,749 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:33,749 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-26 10:44:33,755 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-26 10:44:33,756 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:33" (1/1) ... [2023-11-26 10:44:33,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64a8e3a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:33, skipping insertion in model container [2023-11-26 10:44:33,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 10:44:33" (1/1) ... [2023-11-26 10:44:33,894 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-26 10:44:34,912 WARN L638 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-26 10:44:35,076 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[161338,161351] [2023-11-26 10:44:35,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:35,680 INFO L202 MainTranslator]: Completed pre-run [2023-11-26 10:44:35,845 WARN L638 FunctionHandler]: implicit declaration of function ldv_assume [2023-11-26 10:44:35,860 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i[161338,161351] [2023-11-26 10:44:35,961 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("1:\tud2\n.pushsection __bug_table,\"a\"\n2:\t.long 1b - 2b, %c0 - 2b\n\t.word %c1, 0\n\t.org 2b+%c2\n.popsection": : "i" ((char *)"/work/ldvuser/mutilin/launch/work/current--X--drivers/net/--X--defaultlinux-3.16-rc1.tar.xz--X--205_9a--X--cpachecker/linux-3.16-rc1.tar.xz/csd_deg_dscv/998/dscv_tempdir/dscv/ri/205_9a/drivers/net/phy/dp83640.o.c.prepared"), "i" (952), "i" (12UL)); [6658-6659] [2023-11-26 10:44:36,061 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-26 10:44:36,156 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:44:36,157 WARN L675 CHandler]: The function ldv_assume is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:44:36,157 WARN L675 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-26 10:44:36,166 INFO L206 MainTranslator]: Completed translation [2023-11-26 10:44:36,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36 WrapperNode [2023-11-26 10:44:36,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-26 10:44:36,168 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-26 10:44:36,168 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-26 10:44:36,169 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-26 10:44:36,176 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,241 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,345 INFO L138 Inliner]: procedures = 185, calls = 866, calls flagged for inlining = 75, calls inlined = 64, statements flattened = 2377 [2023-11-26 10:44:36,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-26 10:44:36,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-26 10:44:36,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-26 10:44:36,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-26 10:44:36,359 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,385 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,840 INFO L175 MemorySlicer]: Split 368 memory accesses to 16 slices as follows [2, 6, 6, 39, 6, 6, 2, 242, 2, 16, 2, 3, 2, 5, 14, 15]. 66 percent of accesses are in the largest equivalence class. The 101 initializations are split as follows [2, 0, 6, 39, 0, 6, 0, 24, 0, 16, 0, 0, 0, 0, 0, 8]. The 107 writes are split as follows [0, 3, 0, 0, 2, 0, 1, 82, 1, 0, 2, 3, 1, 0, 12, 0]. [2023-11-26 10:44:36,841 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,841 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,966 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:36,993 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:37,034 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:37,056 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:37,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-26 10:44:37,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-26 10:44:37,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-26 10:44:37,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-26 10:44:37,095 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (1/1) ... [2023-11-26 10:44:37,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-26 10:44:37,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/z3 [2023-11-26 10:44:37,133 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-26 10:44:37,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c6f16093-a3be-434d-a35a-cdc5c38ff761/bin/uautomizer-verify-VRDe98Ueme/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-26 10:44:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure broadcast_write [2023-11-26 10:44:37,175 INFO L138 BoogieDeclarations]: Found implementation of procedure broadcast_write [2023-11-26 10:44:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-11-26 10:44:37,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-11-26 10:44:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure genphy_config_aneg [2023-11-26 10:44:37,178 INFO L138 BoogieDeclarations]: Found implementation of procedure genphy_config_aneg [2023-11-26 10:44:37,178 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-26 10:44:37,178 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-26 10:44:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2023-11-26 10:44:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_put [2023-11-26 10:44:37,179 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_put [2023-11-26 10:44:37,179 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-26 10:44:37,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-26 10:44:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-26 10:44:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-26 10:44:37,180 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-26 10:44:37,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-26 10:44:37,181 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-26 10:44:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-26 10:44:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-26 10:44:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#7 [2023-11-26 10:44:37,182 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#8 [2023-11-26 10:44:37,183 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#9 [2023-11-26 10:44:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#10 [2023-11-26 10:44:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#11 [2023-11-26 10:44:37,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#12 [2023-11-26 10:44:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#13 [2023-11-26 10:44:37,185 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#14 [2023-11-26 10:44:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#15 [2023-11-26 10:44:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2023-11-26 10:44:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2023-11-26 10:44:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure phy2txts [2023-11-26 10:44:37,186 INFO L138 BoogieDeclarations]: Found implementation of procedure phy2txts [2023-11-26 10:44:37,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-26 10:44:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-26 10:44:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ts_info [2023-11-26 10:44:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ts_info [2023-11-26 10:44:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-26 10:44:37,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-26 10:44:37,187 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2023-11-26 10:44:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_destroy [2023-11-26 10:44:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_write [2023-11-26 10:44:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_write [2023-11-26 10:44:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_intr [2023-11-26 10:44:37,188 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_intr [2023-11-26 10:44:37,188 INFO L130 BoogieDeclarations]: Found specification of procedure tdr_write [2023-11-26 10:44:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure tdr_write [2023-11-26 10:44:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-26 10:44:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-26 10:44:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-26 10:44:37,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-26 10:44:37,189 INFO L130 BoogieDeclarations]: Found specification of procedure exts_chan_to_edata [2023-11-26 10:44:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure exts_chan_to_edata [2023-11-26 10:44:37,190 INFO L130 BoogieDeclarations]: Found specification of procedure skb_complete_tx_timestamp [2023-11-26 10:44:37,190 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_complete_tx_timestamp [2023-11-26 10:44:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2023-11-26 10:44:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2023-11-26 10:44:37,191 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-26 10:44:37,191 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-26 10:44:37,192 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-26 10:44:37,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-26 10:44:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-26 10:44:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-26 10:44:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-26 10:44:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-26 10:44:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-26 10:44:37,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#7 [2023-11-26 10:44:37,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#8 [2023-11-26 10:44:37,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#9 [2023-11-26 10:44:37,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#10 [2023-11-26 10:44:37,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#11 [2023-11-26 10:44:37,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#12 [2023-11-26 10:44:37,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#13 [2023-11-26 10:44:37,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#14 [2023-11-26 10:44:37,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#15 [2023-11-26 10:44:37,197 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-26 10:44:37,198 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-26 10:44:37,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-26 10:44:37,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-26 10:44:37,198 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_rxtstamp [2023-11-26 10:44:37,198 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_rxtstamp [2023-11-26 10:44:37,198 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-11-26 10:44:37,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-11-26 10:44:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-26 10:44:37,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-26 10:44:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure phy_read [2023-11-26 10:44:37,200 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_read [2023-11-26 10:44:37,200 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#0 [2023-11-26 10:44:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#1 [2023-11-26 10:44:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#2 [2023-11-26 10:44:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#3 [2023-11-26 10:44:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#4 [2023-11-26 10:44:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#5 [2023-11-26 10:44:37,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#6 [2023-11-26 10:44:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#7 [2023-11-26 10:44:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#8 [2023-11-26 10:44:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#9 [2023-11-26 10:44:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#10 [2023-11-26 10:44:37,202 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#11 [2023-11-26 10:44:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#12 [2023-11-26 10:44:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#13 [2023-11-26 10:44:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#14 [2023-11-26 10:44:37,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset#15 [2023-11-26 10:44:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#0 [2023-11-26 10:44:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#1 [2023-11-26 10:44:37,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#2 [2023-11-26 10:44:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#3 [2023-11-26 10:44:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#4 [2023-11-26 10:44:37,205 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#5 [2023-11-26 10:44:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#6 [2023-11-26 10:44:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#7 [2023-11-26 10:44:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#8 [2023-11-26 10:44:37,206 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#9 [2023-11-26 10:44:37,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#10 [2023-11-26 10:44:37,207 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#11 [2023-11-26 10:44:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#12 [2023-11-26 10:44:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#13 [2023-11-26 10:44:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#14 [2023-11-26 10:44:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset#15 [2023-11-26 10:44:37,208 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-26 10:44:37,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-26 10:44:37,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-26 10:44:37,209 INFO L130 BoogieDeclarations]: Found specification of procedure prune_rx_ts [2023-11-26 10:44:37,209 INFO L138 BoogieDeclarations]: Found implementation of procedure prune_rx_ts [2023-11-26 10:44:37,209 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-11-26 10:44:37,209 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-11-26 10:44:37,209 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-11-26 10:44:37,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-11-26 10:44:37,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-26 10:44:37,210 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_config_init [2023-11-26 10:44:37,210 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_config_init [2023-11-26 10:44:37,211 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-26 10:44:37,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-26 10:44:37,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-26 10:44:37,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-26 10:44:37,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-26 10:44:37,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-26 10:44:37,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-26 10:44:37,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-26 10:44:37,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#7 [2023-11-26 10:44:37,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#8 [2023-11-26 10:44:37,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#9 [2023-11-26 10:44:37,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#10 [2023-11-26 10:44:37,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#11 [2023-11-26 10:44:37,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#12 [2023-11-26 10:44:37,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#13 [2023-11-26 10:44:37,219 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#14 [2023-11-26 10:44:37,220 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#15 [2023-11-26 10:44:37,221 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2023-11-26 10:44:37,222 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-26 10:44:37,222 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-26 10:44:37,223 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-26 10:44:37,223 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2023-11-26 10:44:37,224 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2023-11-26 10:44:37,229 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2023-11-26 10:44:37,229 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2023-11-26 10:44:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-26 10:44:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-26 10:44:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-26 10:44:37,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-26 10:44:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-26 10:44:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-26 10:44:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-26 10:44:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#7 [2023-11-26 10:44:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#8 [2023-11-26 10:44:37,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#9 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#10 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#11 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#12 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#13 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#14 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#15 [2023-11-26 10:44:37,232 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-26 10:44:37,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-26 10:44:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2023-11-26 10:44:37,233 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2023-11-26 10:44:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-26 10:44:37,233 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-26 10:44:37,233 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-26 10:44:37,233 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-26 10:44:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure enable_status_frames [2023-11-26 10:44:37,234 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_status_frames [2023-11-26 10:44:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_hwtstamp [2023-11-26 10:44:37,234 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_hwtstamp [2023-11-26 10:44:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2023-11-26 10:44:37,234 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2023-11-26 10:44:37,234 INFO L130 BoogieDeclarations]: Found specification of procedure phy_write [2023-11-26 10:44:37,235 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_write [2023-11-26 10:44:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2023-11-26 10:44:37,235 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2023-11-26 10:44:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-26 10:44:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-26 10:44:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-26 10:44:37,235 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#7 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#8 [2023-11-26 10:44:37,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#9 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#10 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#11 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#12 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#13 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#14 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#15 [2023-11-26 10:44:37,237 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-26 10:44:37,238 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-26 10:44:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2023-11-26 10:44:37,238 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2023-11-26 10:44:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-26 10:44:37,238 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-26 10:44:37,238 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_clock_get [2023-11-26 10:44:37,238 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_clock_get [2023-11-26 10:44:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_ack_interrupt [2023-11-26 10:44:37,239 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_ack_interrupt [2023-11-26 10:44:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure ext_read [2023-11-26 10:44:37,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_read [2023-11-26 10:44:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2023-11-26 10:44:37,239 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2023-11-26 10:44:37,239 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-11-26 10:44:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-11-26 10:44:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2023-11-26 10:44:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2023-11-26 10:44:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-26 10:44:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-26 10:44:37,240 INFO L130 BoogieDeclarations]: Found specification of procedure skb_mac_header [2023-11-26 10:44:37,240 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_mac_header [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure dp83640_txtstamp [2023-11-26 10:44:37,241 INFO L138 BoogieDeclarations]: Found implementation of procedure dp83640_txtstamp [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-26 10:44:37,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#7 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#8 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#9 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#10 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#11 [2023-11-26 10:44:37,242 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#12 [2023-11-26 10:44:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#13 [2023-11-26 10:44:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#14 [2023-11-26 10:44:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#15 [2023-11-26 10:44:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure enable_broadcast [2023-11-26 10:44:37,243 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_broadcast [2023-11-26 10:44:37,243 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-26 10:44:37,243 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-26 10:44:37,244 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2023-11-26 10:44:37,244 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2023-11-26 10:44:37,244 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-26 10:44:37,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-26 10:44:37,244 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_timespec [2023-11-26 10:44:37,244 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_timespec [2023-11-26 10:44:37,244 INFO L130 BoogieDeclarations]: Found specification of procedure ext_write [2023-11-26 10:44:37,245 INFO L138 BoogieDeclarations]: Found implementation of procedure ext_write [2023-11-26 10:44:37,245 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-26 10:44:37,245 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-26 10:44:37,961 INFO L241 CfgBuilder]: Building ICFG [2023-11-26 10:44:37,965 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-26 10:44:38,079 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-26 10:44:40,813 INFO L282 CfgBuilder]: Performing block encoding [2023-11-26 10:44:41,007 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-26 10:44:41,008 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-26 10:44:41,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:41 BoogieIcfgContainer [2023-11-26 10:44:41,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-26 10:44:41,011 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-26 10:44:41,011 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-26 10:44:41,015 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-26 10:44:41,015 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.11 10:44:33" (1/3) ... [2023-11-26 10:44:41,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ba795d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:44:41, skipping insertion in model container [2023-11-26 10:44:41,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 10:44:36" (2/3) ... [2023-11-26 10:44:41,016 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ba795d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.11 10:44:41, skipping insertion in model container [2023-11-26 10:44:41,016 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 10:44:41" (3/3) ... [2023-11-26 10:44:41,017 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--phy--dp83640.ko-entry_point.cil.out.i [2023-11-26 10:44:41,039 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-26 10:44:41,039 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-26 10:44:41,111 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-26 10:44:41,118 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@551bf1eb, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-26 10:44:41,119 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-26 10:44:41,127 INFO L276 IsEmpty]: Start isEmpty. Operand has 822 states, 552 states have (on average 1.423913043478261) internal successors, (786), 569 states have internal predecessors, (786), 206 states have call successors, (206), 63 states have call predecessors, (206), 62 states have return successors, (203), 202 states have call predecessors, (203), 203 states have call successors, (203) [2023-11-26 10:44:41,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-26 10:44:41,141 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:44:41,141 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:44:41,142 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:44:41,147 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:41,147 INFO L85 PathProgramCache]: Analyzing trace with hash -1766753704, now seen corresponding path program 1 times [2023-11-26 10:44:41,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:41,163 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1239181962] [2023-11-26 10:44:41,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:41,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:41,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:41,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:44:41,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:41,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 10:44:41,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:41,928 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 10:44:41,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:44:41,929 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1239181962] [2023-11-26 10:44:41,929 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1239181962] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:41,930 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:41,930 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-26 10:44:41,932 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [501977578] [2023-11-26 10:44:41,937 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:41,941 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-26 10:44:41,942 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:44:41,976 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-26 10:44:41,976 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-26 10:44:41,981 INFO L87 Difference]: Start difference. First operand has 822 states, 552 states have (on average 1.423913043478261) internal successors, (786), 569 states have internal predecessors, (786), 206 states have call successors, (206), 63 states have call predecessors, (206), 62 states have return successors, (203), 202 states have call predecessors, (203), 203 states have call successors, (203) Second operand has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 10:44:46,775 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-26 10:44:47,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:44:47,955 INFO L93 Difference]: Finished difference Result 2598 states and 3975 transitions. [2023-11-26 10:44:47,959 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-26 10:44:47,961 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 26 [2023-11-26 10:44:47,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:44:48,008 INFO L225 Difference]: With dead ends: 2598 [2023-11-26 10:44:48,008 INFO L226 Difference]: Without dead ends: 1741 [2023-11-26 10:44:48,025 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:44:48,030 INFO L413 NwaCegarLoop]: 795 mSDtfsCounter, 1630 mSDsluCounter, 1775 mSDsCounter, 0 mSdLazyCounter, 1733 mSolverCounterSat, 581 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1803 SdHoareTripleChecker+Valid, 2570 SdHoareTripleChecker+Invalid, 2314 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 581 IncrementalHoareTripleChecker+Valid, 1733 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.5s IncrementalHoareTripleChecker+Time [2023-11-26 10:44:48,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1803 Valid, 2570 Invalid, 2314 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [581 Valid, 1733 Invalid, 0 Unknown, 0 Unchecked, 5.5s Time] [2023-11-26 10:44:48,056 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1741 states. [2023-11-26 10:44:48,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1741 to 1594. [2023-11-26 10:44:48,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1594 states, 1078 states have (on average 1.3812615955473098) internal successors, (1489), 1102 states have internal predecessors, (1489), 394 states have call successors, (394), 122 states have call predecessors, (394), 121 states have return successors, (401), 391 states have call predecessors, (401), 393 states have call successors, (401) [2023-11-26 10:44:48,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1594 states to 1594 states and 2284 transitions. [2023-11-26 10:44:48,352 INFO L78 Accepts]: Start accepts. Automaton has 1594 states and 2284 transitions. Word has length 26 [2023-11-26 10:44:48,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:44:48,353 INFO L495 AbstractCegarLoop]: Abstraction has 1594 states and 2284 transitions. [2023-11-26 10:44:48,354 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 3.6) internal successors, (18), 4 states have internal predecessors, (18), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-11-26 10:44:48,354 INFO L276 IsEmpty]: Start isEmpty. Operand 1594 states and 2284 transitions. [2023-11-26 10:44:48,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-26 10:44:48,374 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:44:48,374 INFO L195 NwaCegarLoop]: trace histogram [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] [2023-11-26 10:44:48,375 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-26 10:44:48,376 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:44:48,377 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:48,377 INFO L85 PathProgramCache]: Analyzing trace with hash -152948755, now seen corresponding path program 1 times [2023-11-26 10:44:48,381 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:48,381 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [567490679] [2023-11-26 10:44:48,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:48,382 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:44:48,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 10:44:48,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-26 10:44:48,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,792 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 10:44:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 10:44:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,837 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:44:48,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:48,872 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-26 10:44:48,872 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:44:48,873 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [567490679] [2023-11-26 10:44:48,873 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [567490679] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:48,873 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:48,873 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-26 10:44:48,873 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [535237979] [2023-11-26 10:44:48,874 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:48,875 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-26 10:44:48,875 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:44:48,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-26 10:44:48,876 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2023-11-26 10:44:48,877 INFO L87 Difference]: Start difference. First operand 1594 states and 2284 transitions. Second operand has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-26 10:44:55,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:44:55,376 INFO L93 Difference]: Finished difference Result 3509 states and 5162 transitions. [2023-11-26 10:44:55,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2023-11-26 10:44:55,378 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 68 [2023-11-26 10:44:55,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:44:55,406 INFO L225 Difference]: With dead ends: 3509 [2023-11-26 10:44:55,406 INFO L226 Difference]: Without dead ends: 1920 [2023-11-26 10:44:55,417 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=37, Invalid=73, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:44:55,419 INFO L413 NwaCegarLoop]: 441 mSDtfsCounter, 1001 mSDsluCounter, 1182 mSDsCounter, 0 mSdLazyCounter, 3094 mSolverCounterSat, 553 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1184 SdHoareTripleChecker+Valid, 1623 SdHoareTripleChecker+Invalid, 3647 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 553 IncrementalHoareTripleChecker+Valid, 3094 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 5.8s IncrementalHoareTripleChecker+Time [2023-11-26 10:44:55,419 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1184 Valid, 1623 Invalid, 3647 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [553 Valid, 3094 Invalid, 0 Unknown, 0 Unchecked, 5.8s Time] [2023-11-26 10:44:55,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1920 states. [2023-11-26 10:44:55,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1920 to 1755. [2023-11-26 10:44:55,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1755 states, 1195 states have (on average 1.3807531380753137) internal successors, (1650), 1224 states have internal predecessors, (1650), 425 states have call successors, (425), 131 states have call predecessors, (425), 134 states have return successors, (442), 422 states have call predecessors, (442), 424 states have call successors, (442) [2023-11-26 10:44:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1755 states to 1755 states and 2517 transitions. [2023-11-26 10:44:55,658 INFO L78 Accepts]: Start accepts. Automaton has 1755 states and 2517 transitions. Word has length 68 [2023-11-26 10:44:55,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:44:55,659 INFO L495 AbstractCegarLoop]: Abstraction has 1755 states and 2517 transitions. [2023-11-26 10:44:55,659 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.428571428571429) internal successors, (52), 4 states have internal predecessors, (52), 2 states have call successors, (7), 5 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-26 10:44:55,659 INFO L276 IsEmpty]: Start isEmpty. Operand 1755 states and 2517 transitions. [2023-11-26 10:44:55,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-26 10:44:55,669 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:44:55,669 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:44:55,669 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-26 10:44:55,670 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:44:55,670 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:44:55,670 INFO L85 PathProgramCache]: Analyzing trace with hash -2019253345, now seen corresponding path program 1 times [2023-11-26 10:44:55,670 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:44:55,671 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [149448278] [2023-11-26 10:44:55,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:44:55,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:44:55,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:55,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:44:55,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:55,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 10:44:55,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:55,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 10:44:55,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:55,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-26 10:44:55,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:56,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2023-11-26 10:44:56,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:56,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 10:44:56,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:56,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 10:44:56,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:56,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:44:56,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:44:56,174 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-26 10:44:56,175 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:44:56,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [149448278] [2023-11-26 10:44:56,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [149448278] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:44:56,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:44:56,176 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-26 10:44:56,176 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [793173170] [2023-11-26 10:44:56,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:44:56,177 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-26 10:44:56,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:44:56,178 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-26 10:44:56,178 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-26 10:44:56,178 INFO L87 Difference]: Start difference. First operand 1755 states and 2517 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-26 10:45:04,894 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:04,894 INFO L93 Difference]: Finished difference Result 5157 states and 7573 transitions. [2023-11-26 10:45:04,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-26 10:45:04,895 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) Word has length 90 [2023-11-26 10:45:04,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:04,924 INFO L225 Difference]: With dead ends: 5157 [2023-11-26 10:45:04,924 INFO L226 Difference]: Without dead ends: 3425 [2023-11-26 10:45:04,933 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:45:04,934 INFO L413 NwaCegarLoop]: 452 mSDtfsCounter, 2421 mSDsluCounter, 830 mSDsCounter, 0 mSdLazyCounter, 2712 mSolverCounterSat, 1170 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 7.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2662 SdHoareTripleChecker+Valid, 1282 SdHoareTripleChecker+Invalid, 3882 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1170 IncrementalHoareTripleChecker+Valid, 2712 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 7.9s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:04,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2662 Valid, 1282 Invalid, 3882 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1170 Valid, 2712 Invalid, 0 Unknown, 0 Unchecked, 7.9s Time] [2023-11-26 10:45:04,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3425 states. [2023-11-26 10:45:05,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3425 to 3111. [2023-11-26 10:45:05,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3111 states, 2147 states have (on average 1.3698183511877038) internal successors, (2941), 2191 states have internal predecessors, (2941), 714 states have call successors, (714), 242 states have call predecessors, (714), 249 states have return successors, (739), 709 states have call predecessors, (739), 713 states have call successors, (739) [2023-11-26 10:45:05,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3111 states to 3111 states and 4394 transitions. [2023-11-26 10:45:05,265 INFO L78 Accepts]: Start accepts. Automaton has 3111 states and 4394 transitions. Word has length 90 [2023-11-26 10:45:05,265 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:05,265 INFO L495 AbstractCegarLoop]: Abstraction has 3111 states and 4394 transitions. [2023-11-26 10:45:05,266 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (9), 5 states have call predecessors, (9), 1 states have return successors, (8), 3 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-26 10:45:05,266 INFO L276 IsEmpty]: Start isEmpty. Operand 3111 states and 4394 transitions. [2023-11-26 10:45:05,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-11-26 10:45:05,272 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:05,272 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:05,272 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-26 10:45:05,273 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:05,273 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:05,273 INFO L85 PathProgramCache]: Analyzing trace with hash -532011181, now seen corresponding path program 1 times [2023-11-26 10:45:05,274 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:05,274 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1596522677] [2023-11-26 10:45:05,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:05,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-26 10:45:05,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:05,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:45:05,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:05,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-11-26 10:45:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:05,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2023-11-26 10:45:05,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:05,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-26 10:45:05,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:06,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2023-11-26 10:45:06,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:06,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-26 10:45:06,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:06,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2023-11-26 10:45:06,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:06,362 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-26 10:45:06,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-26 10:45:06,492 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-26 10:45:06,492 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-26 10:45:06,492 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1596522677] [2023-11-26 10:45:06,493 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1596522677] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-26 10:45:06,493 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-26 10:45:06,493 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-26 10:45:06,493 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473321782] [2023-11-26 10:45:06,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-26 10:45:06,494 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-26 10:45:06,494 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-26 10:45:06,495 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-26 10:45:06,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2023-11-26 10:45:06,496 INFO L87 Difference]: Start difference. First operand 3111 states and 4394 transitions. Second operand has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-26 10:45:18,168 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-26 10:45:18,168 INFO L93 Difference]: Finished difference Result 7063 states and 10211 transitions. [2023-11-26 10:45:18,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2023-11-26 10:45:18,170 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 3 states have call successors, (8) Word has length 90 [2023-11-26 10:45:18,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-26 10:45:18,202 INFO L225 Difference]: With dead ends: 7063 [2023-11-26 10:45:18,202 INFO L226 Difference]: Without dead ends: 3975 [2023-11-26 10:45:18,215 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=152, Invalid=400, Unknown=0, NotChecked=0, Total=552 [2023-11-26 10:45:18,216 INFO L413 NwaCegarLoop]: 508 mSDtfsCounter, 3738 mSDsluCounter, 2261 mSDsCounter, 0 mSdLazyCounter, 4880 mSolverCounterSat, 2099 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3996 SdHoareTripleChecker+Valid, 2769 SdHoareTripleChecker+Invalid, 6979 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2099 IncrementalHoareTripleChecker+Valid, 4880 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.2s IncrementalHoareTripleChecker+Time [2023-11-26 10:45:18,217 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3996 Valid, 2769 Invalid, 6979 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2099 Valid, 4880 Invalid, 0 Unknown, 0 Unchecked, 10.2s Time] [2023-11-26 10:45:18,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3975 states. [2023-11-26 10:45:18,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3975 to 3571. [2023-11-26 10:45:18,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3571 states, 2469 states have (on average 1.3718104495747265) internal successors, (3387), 2519 states have internal predecessors, (3387), 810 states have call successors, (810), 286 states have call predecessors, (810), 291 states have return successors, (835), 803 states have call predecessors, (835), 809 states have call successors, (835) [2023-11-26 10:45:18,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3571 states to 3571 states and 5032 transitions. [2023-11-26 10:45:18,603 INFO L78 Accepts]: Start accepts. Automaton has 3571 states and 5032 transitions. Word has length 90 [2023-11-26 10:45:18,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-26 10:45:18,604 INFO L495 AbstractCegarLoop]: Abstraction has 3571 states and 5032 transitions. [2023-11-26 10:45:18,604 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 5.7272727272727275) internal successors, (63), 8 states have internal predecessors, (63), 4 states have call successors, (9), 5 states have call predecessors, (9), 3 states have return successors, (8), 6 states have call predecessors, (8), 3 states have call successors, (8) [2023-11-26 10:45:18,604 INFO L276 IsEmpty]: Start isEmpty. Operand 3571 states and 5032 transitions. [2023-11-26 10:45:18,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-26 10:45:18,613 INFO L187 NwaCegarLoop]: Found error trace [2023-11-26 10:45:18,613 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-26 10:45:18,614 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-26 10:45:18,614 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-26 10:45:18,614 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-26 10:45:18,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1240645897, now seen corresponding path program 1 times [2023-11-26 10:45:18,615 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-26 10:45:18,615 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218376499] [2023-11-26 10:45:18,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-26 10:45:18,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms