./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e7bb482b 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_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP --witnessprinter.witness.filename witness.graphml --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 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-e7bb482 [2023-11-06 22:54:42,592 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-06 22:54:42,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-06 22:54:42,693 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-06 22:54:42,694 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-06 22:54:42,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-06 22:54:42,737 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-06 22:54:42,738 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-06 22:54:42,739 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-06 22:54:42,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-06 22:54:42,740 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-06 22:54:42,741 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-06 22:54:42,741 INFO L153 SettingsManager]: * Use SBE=true [2023-11-06 22:54:42,742 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-06 22:54:42,742 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-06 22:54:42,743 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-06 22:54:42,743 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-06 22:54:42,744 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-06 22:54:42,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-06 22:54:42,745 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-06 22:54:42,745 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-06 22:54:42,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-06 22:54:42,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-06 22:54:42,747 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-06 22:54:42,748 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-06 22:54:42,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:42,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-06 22:54:42,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-06 22:54:42,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-11-06 22:54:42,750 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-06 22:54:42,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-06 22:54:42,751 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-06 22:54:42,751 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-06 22:54:42,752 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-06 22:54:42,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-06 22:54:42,753 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-06 22:54:42,753 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_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 167bd9702b13f23ed6d1cf3975d4b3916f53c35f4575784f3af7225c12319bc4 [2023-11-06 22:54:43,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-06 22:54:43,046 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-06 22:54:43,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-06 22:54:43,051 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-06 22:54:43,052 INFO L274 PluginConnector]: CDTParser initialized [2023-11-06 22:54:43,053 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-06 22:54:46,075 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-06 22:54:46,660 INFO L384 CDTParser]: Found 1 translation units. [2023-11-06 22:54:46,661 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-06 22:54:46,719 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/data/d2fa684ff/01da98b738574cc4933d8d5caa26d702/FLAGb2e452b3b [2023-11-06 22:54:46,737 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/data/d2fa684ff/01da98b738574cc4933d8d5caa26d702 [2023-11-06 22:54:46,743 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-06 22:54:46,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-06 22:54:46,746 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:46,747 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-06 22:54:46,753 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-06 22:54:46,755 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:46" (1/1) ... [2023-11-06 22:54:46,757 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@370b806f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:46, skipping insertion in model container [2023-11-06 22:54:46,757 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.11 10:54:46" (1/1) ... [2023-11-06 22:54:46,930 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-06 22:54:49,264 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_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2023-11-06 22:54:49,312 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:49,371 INFO L202 MainTranslator]: Completed pre-run [2023-11-06 22:54:49,499 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movb %%gs:%P1,%0": "=q" (pfo_ret__): "p" (& current_task)); [3474] [2023-11-06 22:54:49,501 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movw %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3477] [2023-11-06 22:54:49,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movl %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3480] [2023-11-06 22:54:49,502 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("movq %%gs:%P1,%0": "=r" (pfo_ret__): "p" (& current_task)); [3483] [2023-11-06 22:54:49,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ ("": "+rm" (dividend)); [3504] [2023-11-06 22:54:49,505 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".section .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.previous\n671:\n\tlock; incl %0": "+m" (v->counter)); [3534] [2023-11-06 22:54:49,516 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %1,%0": "=q" (ret): "m" (*((unsigned char volatile *)addr)): "memory"); [3835] [2023-11-06 22:54:49,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movw %1,%0": "=r" (ret): "m" (*((unsigned short volatile *)addr)): "memory"); [3843] [2023-11-06 22:54:49,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %1,%0": "=r" (ret): "m" (*((unsigned int volatile *)addr)): "memory"); [3851] [2023-11-06 22:54:49,517 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movb %0,%1": : "q" (val), "m" (*((unsigned char volatile *)addr)): "memory"); [3858] [2023-11-06 22:54:49,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movl %0,%1": : "r" (val), "m" (*((unsigned int volatile *)addr)): "memory"); [3865] [2023-11-06 22:54:49,518 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %1,%0": "=r" (ret): "m" (*((unsigned long volatile *)addr)): "memory"); [3873] [2023-11-06 22:54:49,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("movq %0,%1": : "r" (val), "m" (*((unsigned long volatile *)addr)): "memory"); [3880] [2023-11-06 22:54:49,519 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outb %b0, %w1": : "a" (value), "Nd" (port)); [3897] [2023-11-06 22:54:49,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inb %w1, %b0": "=a" (value): "Nd" (port)); [3905] [2023-11-06 22:54:49,520 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outw %w0, %w1": : "a" (value), "Nd" (port)); [3912] [2023-11-06 22:54:49,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inw %w1, %w0": "=a" (value): "Nd" (port)); [3920] [2023-11-06 22:54:49,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("outl %0, %w1": : "a" (value), "Nd" (port)); [3927] [2023-11-06 22:54:49,521 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("inl %w1, %0": "=a" (value): "Nd" (port)); [3935] [2023-11-06 22:54:49,818 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6563] [2023-11-06 22:54:49,845 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6876] [2023-11-06 22:54:49,847 WARN L75 lationResultReporter]: Unsoundness Warning: ignored call to __builtin_prefetch C: __builtin_prefetch((void const *)e->link.next) [6901] [2023-11-06 22:54:49,971 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_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i[270369,270382] [2023-11-06 22:54:49,978 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-06 22:54:50,074 WARN L672 CHandler]: The function strcat is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:50,075 WARN L672 CHandler]: The function sprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:50,075 WARN L672 CHandler]: The function __bad_percpu_size is called, but not defined or handled by StandardFunctionHandler. [2023-11-06 22:54:50,082 INFO L206 MainTranslator]: Completed translation [2023-11-06 22:54:50,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50 WrapperNode [2023-11-06 22:54:50,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-06 22:54:50,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:50,084 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-06 22:54:50,084 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-06 22:54:50,144 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:50,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:50,646 INFO L138 Inliner]: procedures = 355, calls = 3561, calls flagged for inlining = 155, calls inlined = 155, statements flattened = 7619 [2023-11-06 22:54:50,647 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-06 22:54:50,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-06 22:54:50,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-06 22:54:50,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-06 22:54:50,658 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:50,659 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:50,718 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:50,718 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:51,024 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:51,069 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:51,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:51,153 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:51,206 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-06 22:54:51,207 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-06 22:54:51,207 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-06 22:54:51,208 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-06 22:54:51,209 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (1/1) ... [2023-11-06 22:54:51,216 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-06 22:54:51,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/z3 [2023-11-06 22:54:51,243 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-06 22:54:51,267 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cd260c45-6315-4e0f-bc7c-fd3138bb5de3/bin/uautomizer-verify-WvqO1wxjHP/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-06 22:54:51,286 INFO L130 BoogieDeclarations]: Found specification of procedure smic_size [2023-11-06 22:54:51,287 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_size [2023-11-06 22:54:51,287 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-06 22:54:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-06 22:54:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure write_data [2023-11-06 22:54:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure write_data [2023-11-06 22:54:51,288 INFO L130 BoogieDeclarations]: Found specification of procedure bt_event [2023-11-06 22:54:51,288 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_event [2023-11-06 22:54:51,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_shutdown_8 [2023-11-06 22:54:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_shutdown_8 [2023-11-06 22:54:51,290 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2023-11-06 22:54:51,290 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2023-11-06 22:54:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-06 22:54:51,292 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_msg_received [2023-11-06 22:54:51,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_msg_received [2023-11-06 22:54:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-06 22:54:51,293 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2023-11-06 22:54:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2023-11-06 22:54:51,294 INFO L130 BoogieDeclarations]: Found specification of procedure enable_si_irq [2023-11-06 22:54:51,294 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_si_irq [2023-11-06 22:54:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-06 22:54:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-06 22:54:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-06 22:54:51,295 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-06 22:54:51,295 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_msg_done [2023-11-06 22:54:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_msg_done [2023-11-06 22:54:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure start_enable_irq [2023-11-06 22:54:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure start_enable_irq [2023-11-06 22:54:51,296 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2023-11-06 22:54:51,296 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2023-11-06 22:54:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kzalloc_30 [2023-11-06 22:54:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kzalloc_30 [2023-11-06 22:54:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-06 22:54:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-06 22:54:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure reset_flags [2023-11-06 22:54:51,297 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_flags [2023-11-06 22:54:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure smic_cleanup [2023-11-06 22:54:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_cleanup [2023-11-06 22:54:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure clear_obf [2023-11-06 22:54:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_obf [2023-11-06 22:54:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure smi_event_handler [2023-11-06 22:54:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure smi_event_handler [2023-11-06 22:54:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte___0 [2023-11-06 22:54:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte___0 [2023-11-06 22:54:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure read_status [2023-11-06 22:54:51,300 INFO L138 BoogieDeclarations]: Found implementation of procedure read_status [2023-11-06 22:54:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure bt_size [2023-11-06 22:54:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_size [2023-11-06 22:54:51,301 INFO L130 BoogieDeclarations]: Found specification of procedure bt_init_data [2023-11-06 22:54:51,301 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_init_data [2023-11-06 22:54:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_resume [2023-11-06 22:54:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_resume [2023-11-06 22:54:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure smic_detect [2023-11-06 22:54:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_detect [2023-11-06 22:54:51,302 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-06 22:54:51,302 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-06 22:54:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure request_events [2023-11-06 22:54:51,303 INFO L138 BoogieDeclarations]: Found implementation of procedure request_events [2023-11-06 22:54:51,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_check [2023-11-06 22:54:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_check [2023-11-06 22:54:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2023-11-06 22:54:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2023-11-06 22:54:51,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-06 22:54:51,304 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-06 22:54:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2023-11-06 22:54:51,305 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2023-11-06 22:54:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure check_hotmod_int_op [2023-11-06 22:54:51,305 INFO L138 BoogieDeclarations]: Found implementation of procedure check_hotmod_int_op [2023-11-06 22:54:51,305 INFO L130 BoogieDeclarations]: Found specification of procedure parse_str [2023-11-06 22:54:51,306 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_str [2023-11-06 22:54:51,306 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-06 22:54:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-06 22:54:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_detect [2023-11-06 22:54:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_detect [2023-11-06 22:54:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_size [2023-11-06 22:54:51,307 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_size [2023-11-06 22:54:51,307 INFO L130 BoogieDeclarations]: Found specification of procedure drain_BMC2HOST [2023-11-06 22:54:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure drain_BMC2HOST [2023-11-06 22:54:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure error_recovery [2023-11-06 22:54:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure error_recovery [2023-11-06 22:54:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_status [2023-11-06 22:54:51,308 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_status [2023-11-06 22:54:51,308 INFO L130 BoogieDeclarations]: Found specification of procedure disable_si_irq [2023-11-06 22:54:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_si_irq [2023-11-06 22:54:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery [2023-11-06 22:54:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery [2023-11-06 22:54:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_event [2023-11-06 22:54:51,309 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_event [2023-11-06 22:54:51,309 INFO L130 BoogieDeclarations]: Found specification of procedure read_next_byte [2023-11-06 22:54:51,310 INFO L138 BoogieDeclarations]: Found implementation of procedure read_next_byte [2023-11-06 22:54:51,310 INFO L130 BoogieDeclarations]: Found specification of procedure start_smic_transaction [2023-11-06 22:54:51,310 INFO L138 BoogieDeclarations]: Found implementation of procedure start_smic_transaction [2023-11-06 22:54:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_timer_3 [2023-11-06 22:54:51,311 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_timer_3 [2023-11-06 22:54:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-06 22:54:51,311 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-11-06 22:54:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-11-06 22:54:51,312 INFO L130 BoogieDeclarations]: Found specification of procedure state2txt [2023-11-06 22:54:51,312 INFO L138 BoogieDeclarations]: Found implementation of procedure state2txt [2023-11-06 22:54:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-06 22:54:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_unregister_smi [2023-11-06 22:54:51,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_unregister_smi [2023-11-06 22:54:51,313 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-06 22:54:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2023-11-06 22:54:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_38 [2023-11-06 22:54:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_38 [2023-11-06 22:54:51,314 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-06 22:54:51,314 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-06 22:54:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_unregister [2023-11-06 22:54:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_unregister [2023-11-06 22:54:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-11-06 22:54:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-11-06 22:54:51,315 INFO L130 BoogieDeclarations]: Found specification of procedure driver_unregister [2023-11-06 22:54:51,315 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_unregister [2023-11-06 22:54:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-11-06 22:54:51,316 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-11-06 22:54:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-06 22:54:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-06 22:54:51,316 INFO L130 BoogieDeclarations]: Found specification of procedure getnstimeofday [2023-11-06 22:54:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure getnstimeofday [2023-11-06 22:54:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2023-11-06 22:54:51,317 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2023-11-06 22:54:51,317 INFO L130 BoogieDeclarations]: Found specification of procedure start_next_msg [2023-11-06 22:54:51,318 INFO L138 BoogieDeclarations]: Found implementation of procedure start_next_msg [2023-11-06 22:54:51,318 INFO L130 BoogieDeclarations]: Found specification of procedure init_smic_data [2023-11-06 22:54:51,319 INFO L138 BoogieDeclarations]: Found implementation of procedure init_smic_data [2023-11-06 22:54:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-11-06 22:54:51,320 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-11-06 22:54:51,320 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2023-11-06 22:54:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-11-06 22:54:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-11-06 22:54:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure kcs_cleanup [2023-11-06 22:54:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure kcs_cleanup [2023-11-06 22:54:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-06 22:54:51,321 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-06 22:54:51,321 INFO L130 BoogieDeclarations]: Found specification of procedure start_error_recovery___0 [2023-11-06 22:54:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure start_error_recovery___0 [2023-11-06 22:54:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure acpi_evaluate_integer [2023-11-06 22:54:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure acpi_evaluate_integer [2023-11-06 22:54:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure write_cmd [2023-11-06 22:54:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure write_cmd [2023-11-06 22:54:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-11-06 22:54:51,322 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-11-06 22:54:51,322 INFO L130 BoogieDeclarations]: Found specification of procedure bt_get_result [2023-11-06 22:54:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_get_result [2023-11-06 22:54:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_one_si [2023-11-06 22:54:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_one_si [2023-11-06 22:54:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure smic_get_result [2023-11-06 22:54:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_get_result [2023-11-06 22:54:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_remove [2023-11-06 22:54:51,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_remove [2023-11-06 22:54:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-06 22:54:51,323 INFO L130 BoogieDeclarations]: Found specification of procedure check_obf [2023-11-06 22:54:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure check_obf [2023-11-06 22:54:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_smi_add_proc_entry [2023-11-06 22:54:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_smi_add_proc_entry [2023-11-06 22:54:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2023-11-06 22:54:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2023-11-06 22:54:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-11-06 22:54:51,324 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-11-06 22:54:51,324 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-06 22:54:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2023-11-06 22:54:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2023-11-06 22:54:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2023-11-06 22:54:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-11-06 22:54:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-11-06 22:54:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-06 22:54:51,325 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2023-11-06 22:54:51,325 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2023-11-06 22:54:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure _dev_info [2023-11-06 22:54:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure _dev_info [2023-11-06 22:54:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2023-11-06 22:54:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2023-11-06 22:54:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure get_kcs_result [2023-11-06 22:54:51,326 INFO L138 BoogieDeclarations]: Found implementation of procedure get_kcs_result [2023-11-06 22:54:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-06 22:54:51,326 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pci_probe [2023-11-06 22:54:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pci_probe [2023-11-06 22:54:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_timer_and_thread [2023-11-06 22:54:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_timer_and_thread [2023-11-06 22:54:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2023-11-06 22:54:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2023-11-06 22:54:51,327 INFO L130 BoogieDeclarations]: Found specification of procedure bt_detect [2023-11-06 22:54:51,327 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_detect [2023-11-06 22:54:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure read_data [2023-11-06 22:54:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure read_data [2023-11-06 22:54:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-06 22:54:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-06 22:54:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2023-11-06 22:54:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2023-11-06 22:54:51,328 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2023-11-06 22:54:51,328 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2023-11-06 22:54:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_init [2023-11-06 22:54:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_init [2023-11-06 22:54:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure try_smi_init [2023-11-06 22:54:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure try_smi_init [2023-11-06 22:54:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure add_smi [2023-11-06 22:54:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure add_smi [2023-11-06 22:54:51,329 INFO L130 BoogieDeclarations]: Found specification of procedure force_result [2023-11-06 22:54:51,329 INFO L138 BoogieDeclarations]: Found implementation of procedure force_result [2023-11-06 22:54:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2023-11-06 22:54:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2023-11-06 22:54:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-06 22:54:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-06 22:54:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure deliver_recv_msg [2023-11-06 22:54:51,330 INFO L138 BoogieDeclarations]: Found implementation of procedure deliver_recv_msg [2023-11-06 22:54:51,330 INFO L130 BoogieDeclarations]: Found specification of procedure status2txt [2023-11-06 22:54:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure status2txt [2023-11-06 22:54:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_flags [2023-11-06 22:54:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_flags [2023-11-06 22:54:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-11-06 22:54:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-11-06 22:54:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-06 22:54:51,331 INFO L130 BoogieDeclarations]: Found specification of procedure bt_start_transaction [2023-11-06 22:54:51,331 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_start_transaction [2023-11-06 22:54:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure start_kcs_transaction [2023-11-06 22:54:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure start_kcs_transaction [2023-11-06 22:54:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-11-06 22:54:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-11-06 22:54:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-06 22:54:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-06 22:54:51,332 INFO L130 BoogieDeclarations]: Found specification of procedure read_smic_data [2023-11-06 22:54:51,332 INFO L138 BoogieDeclarations]: Found implementation of procedure read_smic_data [2023-11-06 22:54:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure handle_flags [2023-11-06 22:54:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_flags [2023-11-06 22:54:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure start_clear_flags [2023-11-06 22:54:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure start_clear_flags [2023-11-06 22:54:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2023-11-06 22:54:51,333 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2023-11-06 22:54:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-06 22:54:51,333 INFO L130 BoogieDeclarations]: Found specification of procedure bt_cleanup [2023-11-06 22:54:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure bt_cleanup [2023-11-06 22:54:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_thread [2023-11-06 22:54:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_thread [2023-11-06 22:54:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-06 22:54:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-06 22:54:51,334 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2023-11-06 22:54:51,334 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2023-11-06 22:54:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-06 22:54:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2023-11-06 22:54:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2023-11-06 22:54:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte [2023-11-06 22:54:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte [2023-11-06 22:54:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure poll [2023-11-06 22:54:51,335 INFO L138 BoogieDeclarations]: Found implementation of procedure poll [2023-11-06 22:54:51,335 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-11-06 22:54:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-11-06 22:54:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_si_set_not_busy [2023-11-06 22:54:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_si_set_not_busy [2023-11-06 22:54:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-06 22:54:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2023-11-06 22:54:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2023-11-06 22:54:51,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2023-11-06 22:54:51,336 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:54:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-11-06 22:54:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2023-11-06 22:54:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2023-11-06 22:54:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_flags [2023-11-06 22:54:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_flags [2023-11-06 22:54:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:54:51,337 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-11-06 22:54:51,337 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_alloc_smi_msg [2023-11-06 22:54:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_alloc_smi_msg [2023-11-06 22:54:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_8 [2023-11-06 22:54:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_8 [2023-11-06 22:54:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure write_smic_control [2023-11-06 22:54:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure write_smic_control [2023-11-06 22:54:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2023-11-06 22:54:51,338 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2023-11-06 22:54:51,338 INFO L130 BoogieDeclarations]: Found specification of procedure return_hosed_msg [2023-11-06 22:54:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure return_hosed_msg [2023-11-06 22:54:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_remove [2023-11-06 22:54:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_remove [2023-11-06 22:54:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure ipmi_pnp_probe [2023-11-06 22:54:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ipmi_pnp_probe [2023-11-06 22:54:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure write_next_byte___0 [2023-11-06 22:54:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure write_next_byte___0 [2023-11-06 22:54:51,339 INFO L130 BoogieDeclarations]: Found specification of procedure read_all_bytes [2023-11-06 22:54:51,339 INFO L138 BoogieDeclarations]: Found implementation of procedure read_all_bytes [2023-11-06 22:54:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure init_kcs_data [2023-11-06 22:54:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure init_kcs_data [2023-11-06 22:54:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure si_irq_handler [2023-11-06 22:54:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure si_irq_handler [2023-11-06 22:54:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-11-06 22:54:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-11-06 22:54:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure smic_event [2023-11-06 22:54:51,340 INFO L138 BoogieDeclarations]: Found implementation of procedure smic_event [2023-11-06 22:54:51,340 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-11-06 22:54:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-11-06 22:54:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-06 22:54:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2023-11-06 22:54:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2023-11-06 22:54:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2023-11-06 22:54:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2023-11-06 22:54:51,341 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_uninterruptible [2023-11-06 22:54:51,341 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_uninterruptible [2023-11-06 22:54:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure handle_transaction_done [2023-11-06 22:54:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_transaction_done [2023-11-06 22:54:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-06 22:54:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-06 22:54:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-06 22:54:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2023-11-06 22:54:51,342 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-06 22:54:51,342 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-06 22:54:52,404 INFO L236 CfgBuilder]: Building ICFG [2023-11-06 22:54:52,409 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-06 22:54:53,450 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-06 22:55:02,704 INFO L277 CfgBuilder]: Performing block encoding [2023-11-06 22:55:02,736 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-06 22:55:02,736 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-06 22:55:02,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:55:02 BoogieIcfgContainer [2023-11-06 22:55:02,745 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-06 22:55:02,748 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-06 22:55:02,748 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-06 22:55:02,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-06 22:55:02,752 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.11 10:54:46" (1/3) ... [2023-11-06 22:55:02,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309166eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:55:02, skipping insertion in model container [2023-11-06 22:55:02,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.11 10:54:50" (2/3) ... [2023-11-06 22:55:02,755 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@309166eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.11 10:55:02, skipping insertion in model container [2023-11-06 22:55:02,755 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.11 10:55:02" (3/3) ... [2023-11-06 22:55:02,756 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-90a4845-1-110_1a-drivers--char--ipmi--ipmi_si.ko-entry_point_ldv-val-v0.8.cil.out.i [2023-11-06 22:55:02,776 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-06 22:55:02,777 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-06 22:55:02,927 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-06 22:55:02,936 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=LoopsAndPotentialCycles, 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;@26d8e659, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-06 22:55:02,937 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-06 22:55:02,956 INFO L276 IsEmpty]: Start isEmpty. Operand has 3122 states, 2234 states have (on average 1.4247985675917636) internal successors, (3183), 2318 states have internal predecessors, (3183), 744 states have call successors, (744), 143 states have call predecessors, (744), 142 states have return successors, (729), 695 states have call predecessors, (729), 729 states have call successors, (729) [2023-11-06 22:55:03,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-11-06 22:55:03,000 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:03,001 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:03,002 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:03,012 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:03,012 INFO L85 PathProgramCache]: Analyzing trace with hash -857163884, now seen corresponding path program 1 times [2023-11-06 22:55:03,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:03,026 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1208965033] [2023-11-06 22:55:03,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:03,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:03,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:55:04,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:55:04,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:55:04,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:55:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:55:04,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:55:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:55:04,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:55:04,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-06 22:55:04,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 22:55:04,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:55:04,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:55:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:04,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 22:55:04,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:04,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:04,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:05,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-06 22:55:05,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:05,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:05,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-06 22:55:05,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:55:05,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:05,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-06 22:55:05,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:05,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:55:05,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,257 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:05,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-06 22:55:05,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,297 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:05,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:05,318 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2023-11-06 22:55:05,319 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:05,319 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1208965033] [2023-11-06 22:55:05,320 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1208965033] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:05,320 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:05,320 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-06 22:55:05,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681332210] [2023-11-06 22:55:05,326 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:05,334 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-06 22:55:05,335 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:05,378 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-06 22:55:05,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2023-11-06 22:55:05,389 INFO L87 Difference]: Start difference. First operand has 3122 states, 2234 states have (on average 1.4247985675917636) internal successors, (3183), 2318 states have internal predecessors, (3183), 744 states have call successors, (744), 143 states have call predecessors, (744), 142 states have return successors, (729), 695 states have call predecessors, (729), 729 states have call successors, (729) Second operand has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:55:19,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:55:19,156 INFO L93 Difference]: Finished difference Result 7357 states and 11857 transitions. [2023-11-06 22:55:19,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-06 22:55:19,158 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 285 [2023-11-06 22:55:19,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:55:19,224 INFO L225 Difference]: With dead ends: 7357 [2023-11-06 22:55:19,224 INFO L226 Difference]: Without dead ends: 4214 [2023-11-06 22:55:19,256 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 125 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2023-11-06 22:55:19,260 INFO L413 NwaCegarLoop]: 3937 mSDtfsCounter, 5062 mSDsluCounter, 4344 mSDsCounter, 0 mSdLazyCounter, 3658 mSolverCounterSat, 4532 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 11.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5225 SdHoareTripleChecker+Valid, 8281 SdHoareTripleChecker+Invalid, 8190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4532 IncrementalHoareTripleChecker+Valid, 3658 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 12.9s IncrementalHoareTripleChecker+Time [2023-11-06 22:55:19,261 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5225 Valid, 8281 Invalid, 8190 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4532 Valid, 3658 Invalid, 0 Unknown, 0 Unchecked, 12.9s Time] [2023-11-06 22:55:19,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4214 states. [2023-11-06 22:55:19,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4214 to 3097. [2023-11-06 22:55:19,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3097 states, 2227 states have (on average 1.4140098787606645) internal successors, (3149), 2294 states have internal predecessors, (3149), 727 states have call successors, (727), 142 states have call predecessors, (727), 142 states have return successors, (727), 693 states have call predecessors, (727), 727 states have call successors, (727) [2023-11-06 22:55:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3097 states to 3097 states and 4603 transitions. [2023-11-06 22:55:19,585 INFO L78 Accepts]: Start accepts. Automaton has 3097 states and 4603 transitions. Word has length 285 [2023-11-06 22:55:19,591 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:55:19,591 INFO L495 AbstractCegarLoop]: Abstraction has 3097 states and 4603 transitions. [2023-11-06 22:55:19,591 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.5) internal successors, (51), 2 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2023-11-06 22:55:19,592 INFO L276 IsEmpty]: Start isEmpty. Operand 3097 states and 4603 transitions. [2023-11-06 22:55:19,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2023-11-06 22:55:19,599 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:55:19,600 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:55:19,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-06 22:55:19,600 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:55:19,601 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:55:19,601 INFO L85 PathProgramCache]: Analyzing trace with hash 301399610, now seen corresponding path program 1 times [2023-11-06 22:55:19,601 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:55:19,601 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [401136904] [2023-11-06 22:55:19,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:55:19,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:55:19,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:55:20,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:55:20,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:55:20,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:55:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,552 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:55:20,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:55:20,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:55:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:55:20,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-06 22:55:20,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 22:55:20,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:55:20,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:55:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:20,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,970 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 22:55:20,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:20,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:20,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:21,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-06 22:55:21,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:21,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:55:21,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-06 22:55:21,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:21,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:55:21,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:21,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-06 22:55:21,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:21,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:55:21,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:21,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-06 22:55:21,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:55:21,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:55:21,186 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2023-11-06 22:55:21,187 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:55:21,187 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [401136904] [2023-11-06 22:55:21,187 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [401136904] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:55:21,187 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:55:21,187 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:55:21,188 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1871331475] [2023-11-06 22:55:21,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:55:21,190 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:55:21,190 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:55:21,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:55:21,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:55:21,191 INFO L87 Difference]: Start difference. First operand 3097 states and 4603 transitions. Second operand has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-06 22:56:05,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:05,027 INFO L93 Difference]: Finished difference Result 19768 states and 32326 transitions. [2023-11-06 22:56:05,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 22:56:05,029 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 285 [2023-11-06 22:56:05,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:05,298 INFO L225 Difference]: With dead ends: 19768 [2023-11-06 22:56:05,298 INFO L226 Difference]: Without dead ends: 16713 [2023-11-06 22:56:05,348 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:56:05,353 INFO L413 NwaCegarLoop]: 4308 mSDtfsCounter, 19323 mSDsluCounter, 25833 mSDsCounter, 0 mSdLazyCounter, 18820 mSolverCounterSat, 6700 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 37.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20866 SdHoareTripleChecker+Valid, 30141 SdHoareTripleChecker+Invalid, 25520 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 6700 IncrementalHoareTripleChecker+Valid, 18820 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 41.7s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:05,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [20866 Valid, 30141 Invalid, 25520 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [6700 Valid, 18820 Invalid, 0 Unknown, 0 Unchecked, 41.7s Time] [2023-11-06 22:56:05,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16713 states. [2023-11-06 22:56:06,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16713 to 13647. [2023-11-06 22:56:06,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 13647 states, 9793 states have (on average 1.4178494843255387) internal successors, (13885), 10095 states have internal predecessors, (13885), 3178 states have call successors, (3178), 567 states have call predecessors, (3178), 675 states have return successors, (4379), 3115 states have call predecessors, (4379), 3178 states have call successors, (4379) [2023-11-06 22:56:06,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13647 states to 13647 states and 21442 transitions. [2023-11-06 22:56:06,704 INFO L78 Accepts]: Start accepts. Automaton has 13647 states and 21442 transitions. Word has length 285 [2023-11-06 22:56:06,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:06,708 INFO L495 AbstractCegarLoop]: Abstraction has 13647 states and 21442 transitions. [2023-11-06 22:56:06,709 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 5 states have internal predecessors, (51), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-06 22:56:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 13647 states and 21442 transitions. [2023-11-06 22:56:06,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2023-11-06 22:56:06,716 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:06,716 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:06,717 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-06 22:56:06,717 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:06,718 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:06,718 INFO L85 PathProgramCache]: Analyzing trace with hash -462108930, now seen corresponding path program 1 times [2023-11-06 22:56:06,718 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:06,719 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [64115431] [2023-11-06 22:56:06,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:06,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:06,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,381 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:56:07,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:56:07,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:56:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:56:07,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:56:07,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:56:07,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:56:07,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:56:07,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-06 22:56:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 22:56:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:56:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:56:07,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 22:56:07,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-06 22:56:07,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-06 22:56:07,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:56:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:07,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:07,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-06 22:56:07,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:08,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:56:08,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:08,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-06 22:56:08,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:08,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2023-11-06 22:56:08,060 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:08,060 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [64115431] [2023-11-06 22:56:08,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [64115431] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:08,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:08,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:56:08,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963830667] [2023-11-06 22:56:08,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:08,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:56:08,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:08,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:56:08,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:56:08,064 INFO L87 Difference]: Start difference. First operand 13647 states and 21442 transitions. Second operand has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-06 22:56:49,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:56:49,471 INFO L93 Difference]: Finished difference Result 80259 states and 139940 transitions. [2023-11-06 22:56:49,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 22:56:49,473 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 286 [2023-11-06 22:56:49,474 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:56:50,391 INFO L225 Difference]: With dead ends: 80259 [2023-11-06 22:56:50,397 INFO L226 Difference]: Without dead ends: 66654 [2023-11-06 22:56:50,634 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:56:50,641 INFO L413 NwaCegarLoop]: 4426 mSDtfsCounter, 24463 mSDsluCounter, 19373 mSDsCounter, 0 mSdLazyCounter, 14347 mSolverCounterSat, 10646 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26008 SdHoareTripleChecker+Valid, 23799 SdHoareTripleChecker+Invalid, 24993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 10646 IncrementalHoareTripleChecker+Valid, 14347 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.0s IncrementalHoareTripleChecker+Time [2023-11-06 22:56:50,647 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [26008 Valid, 23799 Invalid, 24993 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [10646 Valid, 14347 Invalid, 0 Unknown, 0 Unchecked, 37.0s Time] [2023-11-06 22:56:50,734 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66654 states. [2023-11-06 22:56:55,894 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66654 to 56810. [2023-11-06 22:56:56,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 56810 states, 40717 states have (on average 1.4179826608050692) internal successors, (57736), 41971 states have internal predecessors, (57736), 13217 states have call successors, (13217), 2268 states have call predecessors, (13217), 2875 states have return successors, (23732), 13093 states have call predecessors, (23732), 13217 states have call successors, (23732) [2023-11-06 22:56:57,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56810 states to 56810 states and 94685 transitions. [2023-11-06 22:56:57,434 INFO L78 Accepts]: Start accepts. Automaton has 56810 states and 94685 transitions. Word has length 286 [2023-11-06 22:56:57,436 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-06 22:56:57,436 INFO L495 AbstractCegarLoop]: Abstraction has 56810 states and 94685 transitions. [2023-11-06 22:56:57,437 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 5.777777777777778) internal successors, (52), 5 states have internal predecessors, (52), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-06 22:56:57,437 INFO L276 IsEmpty]: Start isEmpty. Operand 56810 states and 94685 transitions. [2023-11-06 22:56:57,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 288 [2023-11-06 22:56:57,443 INFO L187 NwaCegarLoop]: Found error trace [2023-11-06 22:56:57,443 INFO L195 NwaCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-06 22:56:57,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-06 22:56:57,444 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_spin_lock_checkErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-06 22:56:57,444 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-11-06 22:56:57,445 INFO L85 PathProgramCache]: Analyzing trace with hash 1927068658, now seen corresponding path program 1 times [2023-11-06 22:56:57,445 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-06 22:56:57,445 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1332083046] [2023-11-06 22:56:57,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-06 22:56:57,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-06 22:56:57,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-06 22:56:58,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2023-11-06 22:56:58,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2023-11-06 22:56:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2023-11-06 22:56:58,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2023-11-06 22:56:58,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-06 22:56:58,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2023-11-06 22:56:58,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-06 22:56:58,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,577 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-06 22:56:58,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 136 [2023-11-06 22:56:58,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2023-11-06 22:56:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,730 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2023-11-06 22:56:58,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,751 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,763 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2023-11-06 22:56:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2023-11-06 22:56:58,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2023-11-06 22:56:58,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,874 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2023-11-06 22:56:58,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2023-11-06 22:56:58,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2023-11-06 22:56:58,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2023-11-06 22:56:58,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:58,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:58,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2023-11-06 22:56:58,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:59,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-06 22:56:59,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-06 22:56:59,017 INFO L134 CoverageAnalysis]: Checked inductivity of 1182 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1182 trivial. 0 not checked. [2023-11-06 22:56:59,017 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-06 22:56:59,017 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1332083046] [2023-11-06 22:56:59,017 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1332083046] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-06 22:56:59,018 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-06 22:56:59,018 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2023-11-06 22:56:59,018 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [718771990] [2023-11-06 22:56:59,018 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-06 22:56:59,019 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2023-11-06 22:56:59,019 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-06 22:56:59,020 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2023-11-06 22:56:59,020 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-06 22:56:59,020 INFO L87 Difference]: Start difference. First operand 56810 states and 94685 transitions. Second operand has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2023-11-06 22:57:58,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-06 22:57:58,126 INFO L93 Difference]: Finished difference Result 323150 states and 633829 transitions. [2023-11-06 22:57:58,126 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2023-11-06 22:57:58,127 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 5.888888888888889) internal successors, (53), 5 states have internal predecessors, (53), 2 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 287 [2023-11-06 22:57:58,128 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-06 22:58:01,857 INFO L225 Difference]: With dead ends: 323150 [2023-11-06 22:58:01,857 INFO L226 Difference]: Without dead ends: 266382 [2023-11-06 22:58:03,383 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2023-11-06 22:58:03,384 INFO L413 NwaCegarLoop]: 4012 mSDtfsCounter, 23165 mSDsluCounter, 21091 mSDsCounter, 0 mSdLazyCounter, 15707 mSolverCounterSat, 8817 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24706 SdHoareTripleChecker+Valid, 25103 SdHoareTripleChecker+Invalid, 24524 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8817 IncrementalHoareTripleChecker+Valid, 15707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.5s IncrementalHoareTripleChecker+Time [2023-11-06 22:58:03,385 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [24706 Valid, 25103 Invalid, 24524 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8817 Valid, 15707 Invalid, 0 Unknown, 0 Unchecked, 39.5s Time] [2023-11-06 22:58:03,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266382 states.