./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:00:51,226 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:00:51,349 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:00:51,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:00:51,358 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:00:51,397 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:00:51,398 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:00:51,399 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:00:51,400 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:00:51,406 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:00:51,406 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:00:51,407 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:00:51,407 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:00:51,409 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:00:51,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:00:51,410 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:00:51,411 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:00:51,411 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:00:51,412 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:00:51,412 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:00:51,413 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:00:51,413 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:00:51,414 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:00:51,415 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:00:51,415 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:00:51,416 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:00:51,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:51,417 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:00:51,417 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:00:51,418 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:00:51,419 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:00:51,420 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:00:51,420 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:00:51,420 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 10aecdd717bb6691571ad1da0b912f030832fb85361f767ea82293acfe046216 [2023-11-24 23:00:51,749 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:00:51,784 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:00:51,787 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:00:51,788 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:00:51,788 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:00:51,790 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2023-11-24 23:00:54,875 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:00:55,276 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:00:55,277 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i [2023-11-24 23:00:55,308 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/data/2b69005c7/bb7a6a8526334ab1bbe64650d12a7c10/FLAGaa38fac6d [2023-11-24 23:00:55,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/data/2b69005c7/bb7a6a8526334ab1bbe64650d12a7c10 [2023-11-24 23:00:55,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:00:55,342 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:00:55,345 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:55,346 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:00:55,352 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:00:55,353 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:55" (1/1) ... [2023-11-24 23:00:55,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6afb66d8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:55, skipping insertion in model container [2023-11-24 23:00:55,356 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:00:55" (1/1) ... [2023-11-24 23:00:55,447 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:00:55,918 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_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26271,26284] [2023-11-24 23:00:55,930 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_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26396,26409] [2023-11-24 23:00:55,932 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_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26511,26524] [2023-11-24 23:00:55,969 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:55,985 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:00:56,086 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_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26271,26284] [2023-11-24 23:00:56,087 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_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26396,26409] [2023-11-24 23:00:56,088 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_c324407d-2241-4dff-ab86-3876c0db2929/sv-benchmarks/c/ldv-sets/test_mutex_unbounded-1.i[26511,26524] [2023-11-24 23:00:56,095 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:00:56,141 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:00:56,141 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56 WrapperNode [2023-11-24 23:00:56,141 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:00:56,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:56,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:00:56,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:00:56,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,167 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,203 INFO L138 Inliner]: procedures = 142, calls = 62, calls flagged for inlining = 15, calls inlined = 14, statements flattened = 184 [2023-11-24 23:00:56,204 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:00:56,205 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:00:56,205 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:00:56,205 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:00:56,216 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,223 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,223 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,238 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,243 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,246 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:00:56,254 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:00:56,255 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:00:56,255 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:00:56,256 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:00:56" (1/1) ... [2023-11-24 23:00:56,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:00:56,279 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:00:56,293 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:00:56,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c324407d-2241-4dff-ab86-3876c0db2929/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:00:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2023-11-24 23:00:56,331 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2023-11-24 23:00:56,331 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2023-11-24 23:00:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2023-11-24 23:00:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:00:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:00:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:00:56,332 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2023-11-24 23:00:56,332 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2023-11-24 23:00:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:00:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:00:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:00:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:00:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2023-11-24 23:00:56,333 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2023-11-24 23:00:56,333 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:00:56,334 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:00:56,502 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:00:56,505 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:00:56,895 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:00:57,112 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:00:57,113 INFO L309 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-24 23:00:57,115 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:57 BoogieIcfgContainer [2023-11-24 23:00:57,115 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:00:57,117 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:00:57,118 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:00:57,131 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:00:57,132 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:00:57" (1/1) ... [2023-11-24 23:00:57,172 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:00:57,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:57,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2023-11-24 23:00:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2023-11-24 23:00:57,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-24 23:00:57,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:57,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:57,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:57,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:57,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:57,819 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 51 states and 69 transitions. [2023-11-24 23:00:57,820 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 69 transitions. [2023-11-24 23:00:57,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-24 23:00:57,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:57,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:57,942 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:58,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:58,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 53 states and 72 transitions. [2023-11-24 23:00:58,217 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-24 23:00:58,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-24 23:00:58,218 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:58,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:58,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:58,334 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:00:58,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:00:58,537 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 55 states and 74 transitions. [2023-11-24 23:00:58,538 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 74 transitions. [2023-11-24 23:00:58,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-24 23:00:58,540 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:00:58,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:00:58,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:00:59,529 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:00,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:00,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 62 states and 92 transitions. [2023-11-24 23:01:00,676 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 92 transitions. [2023-11-24 23:01:00,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-24 23:01:00,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:00,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:00,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:00,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-24 23:01:01,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:01,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 66 states and 97 transitions. [2023-11-24 23:01:01,035 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2023-11-24 23:01:01,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-24 23:01:01,038 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:01,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:01,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:04,788 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:15,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:15,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 76 states and 123 transitions. [2023-11-24 23:01:15,818 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 123 transitions. [2023-11-24 23:01:15,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-24 23:01:15,819 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:15,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:15,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:17,503 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:01:19,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:19,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 75 states and 121 transitions. [2023-11-24 23:01:19,769 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 121 transitions. [2023-11-24 23:01:19,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-24 23:01:19,771 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:19,771 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:19,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:20,169 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 3 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:01:21,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:21,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 77 states and 125 transitions. [2023-11-24 23:01:21,331 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 125 transitions. [2023-11-24 23:01:21,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-24 23:01:21,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:21,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:21,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:27,056 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-24 23:01:45,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:45,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 84 states and 141 transitions. [2023-11-24 23:01:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 141 transitions. [2023-11-24 23:01:45,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-24 23:01:45,512 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:45,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:45,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:45,812 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-24 23:01:46,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:01:46,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 86 states and 142 transitions. [2023-11-24 23:01:46,128 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 142 transitions. [2023-11-24 23:01:46,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-24 23:01:46,130 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:01:46,130 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:01:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:01:46,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked.