./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm --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 55ec916898aa0c4eb40269e81429fc0273ca07ec4caf7be0cd441cce0028ad79 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:21:44,570 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:21:44,626 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:21:44,630 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:21:44,631 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:21:44,653 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:21:44,654 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:21:44,654 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:21:44,655 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:21:44,655 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:21:44,655 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:21:44,655 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:21:44,655 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:21:44,655 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:21:44,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:21:44,656 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:21:44,657 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:21:44,657 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:21:44,657 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:21:44,657 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:21:44,657 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:21:44,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:44,658 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:21:44,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:21:44,658 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:21:44,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:21:44,658 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:21:44,658 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm 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 -> 55ec916898aa0c4eb40269e81429fc0273ca07ec4caf7be0cd441cce0028ad79 [2024-11-13 22:21:44,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:21:44,969 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:21:44,972 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:21:44,973 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:21:44,974 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:21:44,975 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-13 22:21:46,882 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:21:47,239 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:21:47,240 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c [2024-11-13 22:21:47,251 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/data/1a01af098/d499a6ddf1ce4c758c762b0f6570f2f5/FLAG262389aed [2024-11-13 22:21:47,267 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/data/1a01af098/d499a6ddf1ce4c758c762b0f6570f2f5 [2024-11-13 22:21:47,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:21:47,272 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:21:47,274 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:47,274 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:21:47,279 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:21:47,280 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d84192f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47, skipping insertion in model container [2024-11-13 22:21:47,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,326 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:21:47,652 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c[26555,26568] [2024-11-13 22:21:47,657 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:47,684 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:21:47,815 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/sv-benchmarks/c/seq-mthreaded/pals_lcr.8_overflow.ufo.UNBOUNDED.pals.c[26555,26568] [2024-11-13 22:21:47,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:21:47,840 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:21:47,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47 WrapperNode [2024-11-13 22:21:47,841 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:21:47,842 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:47,842 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:21:47,842 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:21:47,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,925 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 527 [2024-11-13 22:21:47,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:21:47,927 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:21:47,930 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:21:47,930 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:21:47,938 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,944 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,962 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,983 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:47,997 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:21:47,999 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:21:47,999 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:21:48,003 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:21:48,004 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:21:47" (1/1) ... [2024-11-13 22:21:48,017 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:21:48,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:21:48,049 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:21:48,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf04d036-d2f5-45cb-922f-af5750b72146/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:21:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:21:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:21:48,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:21:48,082 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:21:48,243 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:21:48,246 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:21:49,035 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-11-13 22:21:49,036 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:21:50,267 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:21:50,267 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:21:50,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:50 BoogieIcfgContainer [2024-11-13 22:21:50,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:21:50,269 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:21:50,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:21:50,279 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:21:50,279 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:21:50" (1/1) ... [2024-11-13 22:21:50,289 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:21:50,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:50,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 22:21:50,344 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 22:21:50,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:21:50,346 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:50,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:54,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:54,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:54,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:21:54,449 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:21:54,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:21:54,450 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:54,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:55,132 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:55,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:55,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-13 22:21:55,675 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-13 22:21:55,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:21:55,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:55,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:57,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:21:58,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:58,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 20 states and 31 transitions. [2024-11-13 22:21:58,599 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 31 transitions. [2024-11-13 22:21:58,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:21:58,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:58,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:58,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:00,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:22:01,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2024-11-13 22:22:01,101 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2024-11-13 22:22:01,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:22:01,101 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:01,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:16,744 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:22:22,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:22,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2024-11-13 22:22:22,266 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2024-11-13 22:22:22,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:22:22,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:22,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:22,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:23,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:22:26,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:26,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 41 states and 71 transitions. [2024-11-13 22:22:26,085 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 71 transitions. [2024-11-13 22:22:26,085 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:22:26,085 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:26,086 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:26,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:38,708 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:22:46,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:22:46,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 50 states and 85 transitions. [2024-11-13 22:22:46,469 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 85 transitions. [2024-11-13 22:22:46,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:22:46,470 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:22:46,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:22:46,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:22:58,186 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:05,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:05,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 60 states and 100 transitions. [2024-11-13 22:23:05,172 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 100 transitions. [2024-11-13 22:23:05,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:23:05,173 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:05,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:05,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:08,249 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:19,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:19,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 71 states and 134 transitions. [2024-11-13 22:23:19,104 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 134 transitions. [2024-11-13 22:23:19,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:23:19,105 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:19,105 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:19,995 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:24,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 80 states and 151 transitions. [2024-11-13 22:23:24,528 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 151 transitions. [2024-11-13 22:23:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:23:24,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:24,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:25,327 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:26,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:26,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 81 states and 154 transitions. [2024-11-13 22:23:26,181 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 154 transitions. [2024-11-13 22:23:26,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:23:26,182 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:26,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:26,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:31,608 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:45,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:45,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 94 states and 188 transitions. [2024-11-13 22:23:45,265 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 188 transitions. [2024-11-13 22:23:45,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:23:45,265 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:45,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:45,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:49,544 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:03,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:03,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 106 states and 213 transitions. [2024-11-13 22:24:03,208 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 213 transitions. [2024-11-13 22:24:03,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:24:03,209 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:03,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:03,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:07,242 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:22,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:22,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 118 states and 235 transitions. [2024-11-13 22:24:22,440 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 235 transitions. [2024-11-13 22:24:22,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:24:22,441 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:22,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:22,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:24,057 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:24:24,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:24,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 118 states and 234 transitions. [2024-11-13 22:24:24,907 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 234 transitions. [2024-11-13 22:24:24,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-13 22:24:24,908 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:24,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:24,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:25,474 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-13 22:24:26,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:26,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 118 states and 233 transitions. [2024-11-13 22:24:26,576 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 233 transitions. [2024-11-13 22:24:26,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:24:26,577 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:26,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:27,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:25:53,026 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:49,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:49,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 144 states and 297 transitions. [2024-11-13 22:27:49,194 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 297 transitions. [2024-11-13 22:27:49,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:27:49,194 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:49,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:27:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:27:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:27:59,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:27:59,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 152 states and 319 transitions. [2024-11-13 22:27:59,986 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 319 transitions. [2024-11-13 22:27:59,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:27:59,987 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:27:59,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:28:00,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:33:21,769 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:33:41,480 WARN L286 SmtUtils]: Spent 7.20s on a formula simplification. DAG size of input: 649 DAG size of output: 464 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:33:55,038 WARN L286 SmtUtils]: Spent 9.11s on a formula simplification. DAG size of input: 651 DAG size of output: 512 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:34:11,864 WARN L286 SmtUtils]: Spent 7.04s on a formula simplification. DAG size of input: 653 DAG size of output: 464 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:34:21,621 WARN L286 SmtUtils]: Spent 9.01s on a formula simplification. DAG size of input: 655 DAG size of output: 514 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:34:37,991 WARN L286 SmtUtils]: Spent 7.10s on a formula simplification. DAG size of input: 654 DAG size of output: 465 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:34:47,878 WARN L286 SmtUtils]: Spent 9.13s on a formula simplification. DAG size of input: 656 DAG size of output: 515 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:35:04,189 WARN L286 SmtUtils]: Spent 6.57s on a formula simplification. DAG size of input: 691 DAG size of output: 569 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:35:15,931 WARN L286 SmtUtils]: Spent 7.34s on a formula simplification. DAG size of input: 693 DAG size of output: 629 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:35:30,415 WARN L286 SmtUtils]: Spent 6.66s on a formula simplification. DAG size of input: 630 DAG size of output: 630 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:35:48,666 WARN L286 SmtUtils]: Spent 11.42s on a formula simplification. DAG size of input: 666 DAG size of output: 583 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:36:00,110 WARN L286 SmtUtils]: Spent 10.71s on a formula simplification. DAG size of input: 668 DAG size of output: 632 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:36:08,751 WARN L286 SmtUtils]: Spent 6.13s on a formula simplification. DAG size of input: 584 DAG size of output: 584 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)