./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.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_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/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_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/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_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/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 e82362cf624f0e845caa7a60d1834859999824a1181a9b545ac94ec06fd3aa08 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:07:34,826 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:07:34,904 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 22:07:34,912 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:07:34,912 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:07:34,953 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:07:34,954 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:07:34,954 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:07:34,954 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:07:34,955 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:07:34,955 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:07:34,956 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 22:07:34,957 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:07:34,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:07:34,958 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:07:34,958 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:07:34,958 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:07:34,959 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:07:34,959 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:34,959 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:07:34,960 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:07:34,960 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:07:34,960 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:07:34,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:07:34,960 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_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/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 -> e82362cf624f0e845caa7a60d1834859999824a1181a9b545ac94ec06fd3aa08 [2024-11-13 22:07:35,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:07:35,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:07:35,325 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:07:35,327 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:07:35,327 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:07:35,328 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c Unable to find full path for "g++" [2024-11-13 22:07:37,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:07:37,543 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:07:37,546 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c [2024-11-13 22:07:37,564 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/data/7c45c44d3/5a44e1439458478d85e61f147270fd30/FLAGaf38968b1 [2024-11-13 22:07:37,587 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/data/7c45c44d3/5a44e1439458478d85e61f147270fd30 [2024-11-13 22:07:37,589 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:07:37,591 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:07:37,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:37,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:07:37,601 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:07:37,602 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:37" (1/1) ... [2024-11-13 22:07:37,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@610be90b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:37, skipping insertion in model container [2024-11-13 22:07:37,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:07:37" (1/1) ... [2024-11-13 22:07:37,637 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:07:38,016 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_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c[26481,26494] [2024-11-13 22:07:38,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:38,043 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:07:38,109 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_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/sv-benchmarks/c/seq-mthreaded/pals_lcr.8.ufo.UNBOUNDED.pals.c[26481,26494] [2024-11-13 22:07:38,110 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:07:38,127 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:07:38,128 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38 WrapperNode [2024-11-13 22:07:38,128 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:07:38,129 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:38,129 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:07:38,129 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:07:38,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,194 INFO L138 Inliner]: procedures = 28, calls = 19, calls flagged for inlining = 14, calls inlined = 14, statements flattened = 529 [2024-11-13 22:07:38,197 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:07:38,198 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:07:38,198 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:07:38,198 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:07:38,213 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,213 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,220 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,224 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,237 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,250 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,255 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,262 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:07:38,263 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:07:38,263 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:07:38,263 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:07:38,264 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:07:38" (1/1) ... [2024-11-13 22:07:38,270 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:07:38,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:07:38,297 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:07:38,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78dcfe6d-e11d-40df-8d0a-e165de0d36bf/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:07:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:07:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:07:38,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:07:38,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:07:38,530 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:07:38,532 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:07:39,401 INFO L? ?]: Removed 55 outVars from TransFormulas that were not future-live. [2024-11-13 22:07:39,405 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:07:40,795 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:07:40,796 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:07:40,796 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:40 BoogieIcfgContainer [2024-11-13 22:07:40,797 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:07:40,797 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:07:40,798 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:07:40,809 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:07:40,809 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:07:40" (1/1) ... [2024-11-13 22:07:40,818 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:07:40,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:40,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-13 22:07:40,883 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-13 22:07:40,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-13 22:07:40,886 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:40,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:41,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:44,833 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 22:07:45,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:45,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-13 22:07:45,015 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-13 22:07:45,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:07:45,016 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:45,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:45,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:47,259 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 22:07:47,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:47,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2024-11-13 22:07:47,614 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2024-11-13 22:07:47,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-13 22:07:47,615 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:47,615 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:47,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:48,107 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 22:07:48,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 20 states and 29 transitions. [2024-11-13 22:07:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 29 transitions. [2024-11-13 22:07:48,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-13 22:07:48,597 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:48,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:48,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:07:50,834 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 22:07:51,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:07:51,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 23 states and 33 transitions. [2024-11-13 22:07:51,245 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 33 transitions. [2024-11-13 22:07:51,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-13 22:07:51,245 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:07:51,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:07:51,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:05,583 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 22:08:13,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:13,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 33 states and 50 transitions. [2024-11-13 22:08:13,181 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 50 transitions. [2024-11-13 22:08:13,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:08:13,181 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:13,181 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:26,440 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 22:08:39,813 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:39,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 42 states and 65 transitions. [2024-11-13 22:08:39,814 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 65 transitions. [2024-11-13 22:08:39,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-13 22:08:39,815 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:39,815 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:39,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:40,868 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 22:08:46,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:08:46,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 50 states and 79 transitions. [2024-11-13 22:08:46,379 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 79 transitions. [2024-11-13 22:08:46,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-13 22:08:46,379 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:08:46,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:08:46,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:08:49,403 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:09:00,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:00,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 60 states and 106 transitions. [2024-11-13 22:09:00,063 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 106 transitions. [2024-11-13 22:09:00,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:09:00,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:00,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:03,219 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 22:09:13,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:13,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 76 states and 136 transitions. [2024-11-13 22:09:13,125 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 136 transitions. [2024-11-13 22:09:13,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:09:13,125 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:13,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:14,406 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 22:09:17,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:17,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 82 states and 143 transitions. [2024-11-13 22:09:17,859 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 143 transitions. [2024-11-13 22:09:17,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-13 22:09:17,860 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:17,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:18,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:09:18,887 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 22:09:19,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:09:19,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 83 states and 146 transitions. [2024-11-13 22:09:19,808 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 146 transitions. [2024-11-13 22:09:19,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:09:19,809 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:09:19,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:09:20,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:13:07,318 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 22:14:25,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:14:25,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 107 states and 196 transitions. [2024-11-13 22:14:25,471 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 196 transitions. [2024-11-13 22:14:25,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-13 22:14:25,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:14:25,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:14:26,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:17:40,833 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 22:17:58,868 WARN L286 SmtUtils]: Spent 7.22s on a formula simplification. DAG size of input: 631 DAG size of output: 377 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:18:09,268 WARN L286 SmtUtils]: Spent 5.67s on a formula simplification. DAG size of input: 633 DAG size of output: 393 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:18:20,966 WARN L286 SmtUtils]: Spent 5.00s on a formula simplification. DAG size of input: 394 DAG size of output: 386 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:18:30,382 WARN L286 SmtUtils]: Spent 8.09s on a formula simplification. DAG size of input: 632 DAG size of output: 379 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:18:38,136 WARN L286 SmtUtils]: Spent 6.42s on a formula simplification. DAG size of input: 634 DAG size of output: 395 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:18:52,226 WARN L286 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 396 DAG size of output: 388 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:19:01,621 WARN L286 SmtUtils]: Spent 8.38s on a formula simplification. DAG size of input: 633 DAG size of output: 380 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:19:08,259 WARN L286 SmtUtils]: Spent 5.59s on a formula simplification. DAG size of input: 635 DAG size of output: 396 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:19:21,554 WARN L286 SmtUtils]: Spent 5.34s on a formula simplification. DAG size of input: 397 DAG size of output: 389 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-13 22:21:06,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:06,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 132 states and 255 transitions. [2024-11-13 22:21:06,315 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 255 transitions. [2024-11-13 22:21:06,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:21:06,316 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:06,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:08,716 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 22:21:25,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:21:25,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 140 states and 279 transitions. [2024-11-13 22:21:25,696 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 279 transitions. [2024-11-13 22:21:25,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-13 22:21:25,697 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:21:25,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:21:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:21:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.