./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3 --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 6994f5bfaf30a704120445031d2592cb0b289806736d22478b28cc84ed2b2216 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:48:50,581 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:48:50,682 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-25 02:48:50,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:48:50,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:48:50,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:48:50,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 02:48:50,726 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 02:48:50,727 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:48:50,727 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:48:50,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:48:50,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 02:48:50,729 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:48:50,729 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:48:50,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:48:50,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:48:50,730 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 02:48:50,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:48:50,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 02:48:50,731 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:48:50,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 02:48:50,731 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:48:50,731 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:48:50,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:48:50,731 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:48:50,731 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:48:50,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:48:50,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:50,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:48:50,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:48:50,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 02:48:50,732 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:48:50,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:48:50,733 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_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3 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 -> 6994f5bfaf30a704120445031d2592cb0b289806736d22478b28cc84ed2b2216 [2024-11-25 02:48:51,064 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:48:51,079 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:48:51,081 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:48:51,082 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:48:51,083 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:48:51,084 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c [2024-11-25 02:48:53,953 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/data/7cbf54fb8/3b38836b272243a69fefc3ce84c31c4a/FLAGaac081beb [2024-11-25 02:48:54,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:48:54,299 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c [2024-11-25 02:48:54,309 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/data/7cbf54fb8/3b38836b272243a69fefc3ce84c31c4a/FLAGaac081beb [2024-11-25 02:48:54,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/data/7cbf54fb8/3b38836b272243a69fefc3ce84c31c4a [2024-11-25 02:48:54,327 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:48:54,328 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:48:54,330 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:48:54,330 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:48:54,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:48:54,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@488d5790 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54, skipping insertion in model container [2024-11-25 02:48:54,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,360 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:48:54,626 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_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c[11335,11348] [2024-11-25 02:48:54,630 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:48:54,644 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:48:54,726 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_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/sv-benchmarks/c/seq-mthreaded/pals_lcr.5_overflow.ufo.UNBOUNDED.pals.c[11335,11348] [2024-11-25 02:48:54,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:48:54,749 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:48:54,749 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54 WrapperNode [2024-11-25 02:48:54,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:48:54,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:48:54,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:48:54,751 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:48:54,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,770 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,811 INFO L138 Inliner]: procedures = 25, calls = 16, calls flagged for inlining = 11, calls inlined = 11, statements flattened = 333 [2024-11-25 02:48:54,811 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:48:54,811 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:48:54,812 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:48:54,812 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:48:54,819 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,822 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,822 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,828 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,830 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,834 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,836 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:48:54,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:48:54,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:48:54,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:48:54,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:48:54" (1/1) ... [2024-11-25 02:48:54,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:48:54,861 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:48:54,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:48:54,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1269b2f7-62b8-4e37-bdf8-7d90091e1f42/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:48:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:48:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:48:54,904 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:48:54,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:48:55,002 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:48:55,004 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:48:55,465 INFO L? ?]: Removed 40 outVars from TransFormulas that were not future-live. [2024-11-25 02:48:55,465 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:48:56,019 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:48:56,019 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-25 02:48:56,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:56 BoogieIcfgContainer [2024-11-25 02:48:56,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:48:56,020 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:48:56,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:48:56,032 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:48:56,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:48:56" (1/1) ... [2024-11-25 02:48:56,043 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:48:56,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:56,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2024-11-25 02:48:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2024-11-25 02:48:56,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:48:56,106 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:56,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:48:56,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:58,394 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:48:58,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:58,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2024-11-25 02:48:58,539 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2024-11-25 02:48:58,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:48:58,539 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:58,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:48:58,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:48:59,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:48:59,493 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:48:59,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2024-11-25 02:48:59,494 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2024-11-25 02:48:59,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:48:59,494 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:48:59,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:48:59,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:00,639 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:49:01,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:01,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 20 states and 32 transitions. [2024-11-25 02:49:01,353 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 32 transitions. [2024-11-25 02:49:01,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:49:01,355 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:01,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:01,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:01,637 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:49:02,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:02,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 23 states and 38 transitions. [2024-11-25 02:49:02,051 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 38 transitions. [2024-11-25 02:49:02,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:49:02,052 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:02,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:02,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:15,694 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:49:25,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:25,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 33 states and 59 transitions. [2024-11-25 02:49:25,090 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 59 transitions. [2024-11-25 02:49:25,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:49:25,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:25,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:30,681 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:49:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:42,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 45 states and 84 transitions. [2024-11-25 02:49:42,828 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 84 transitions. [2024-11-25 02:49:42,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:49:42,828 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:42,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:42,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:43,489 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:49:48,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:48,468 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 53 states and 105 transitions. [2024-11-25 02:49:48,468 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 105 transitions. [2024-11-25 02:49:48,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:49:48,469 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:48,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:48,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:48,827 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:49:49,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:49:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 54 states and 108 transitions. [2024-11-25 02:49:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 108 transitions. [2024-11-25 02:49:49,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:49:49,574 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:49:49,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:49:49,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:49:55,427 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:04,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:04,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 65 states and 130 transitions. [2024-11-25 02:50:04,103 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 130 transitions. [2024-11-25 02:50:04,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:50:04,104 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:04,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:04,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:06,282 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:17,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:17,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 76 states and 166 transitions. [2024-11-25 02:50:17,672 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 166 transitions. [2024-11-25 02:50:17,673 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:50:17,673 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:17,673 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:17,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:19,707 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:29,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:29,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 86 states and 192 transitions. [2024-11-25 02:50:29,056 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 192 transitions. [2024-11-25 02:50:29,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:50:29,057 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:29,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:29,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:29,873 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:34,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:34,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 92 states and 204 transitions. [2024-11-25 02:50:34,510 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 204 transitions. [2024-11-25 02:50:34,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:50:34,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:34,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:34,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:42,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:42,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 101 states and 223 transitions. [2024-11-25 02:50:42,506 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 223 transitions. [2024-11-25 02:50:42,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:50:42,507 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:42,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:42,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:44,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:44,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 102 states and 225 transitions. [2024-11-25 02:50:44,646 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 225 transitions. [2024-11-25 02:50:44,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-25 02:50:44,647 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:44,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:44,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:45,131 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:50:46,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:46,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 103 states and 228 transitions. [2024-11-25 02:50:46,153 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 228 transitions. [2024-11-25 02:50:46,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:50:46,154 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:46,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:46,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:50:47,012 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-11-25 02:50:48,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:50:48,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 101 states and 214 transitions. [2024-11-25 02:50:48,548 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 214 transitions. [2024-11-25 02:50:48,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:50:48,549 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:50:48,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:50:48,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:52:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:53:46,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:53:46,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 126 states and 277 transitions. [2024-11-25 02:53:46,039 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 277 transitions. [2024-11-25 02:53:46,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:53:46,040 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:53:46,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:53:46,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:55:28,744 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:56:23,146 WARN L286 SmtUtils]: Spent 5.74s on a formula simplification. DAG size of input: 549 DAG size of output: 413 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:56:32,190 WARN L286 SmtUtils]: Spent 6.28s on a formula simplification. DAG size of input: 551 DAG size of output: 444 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:56:44,521 WARN L286 SmtUtils]: Spent 5.51s on a formula simplification. DAG size of input: 553 DAG size of output: 429 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:56:50,855 WARN L286 SmtUtils]: Spent 5.76s on a formula simplification. DAG size of input: 555 DAG size of output: 462 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:57:11,294 WARN L286 SmtUtils]: Spent 5.97s on a formula simplification. DAG size of input: 540 DAG size of output: 475 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:57:21,260 WARN L286 SmtUtils]: Spent 5.46s on a formula simplification. DAG size of input: 545 DAG size of output: 430 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:57:27,745 WARN L286 SmtUtils]: Spent 5.89s on a formula simplification. DAG size of input: 542 DAG size of output: 477 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:57:40,510 WARN L286 SmtUtils]: Spent 5.31s on a formula simplification. DAG size of input: 547 DAG size of output: 432 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:57:46,809 WARN L286 SmtUtils]: Spent 5.73s on a formula simplification. DAG size of input: 544 DAG size of output: 479 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 02:58:40,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:58:40,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 342 states to 150 states and 342 transitions. [2024-11-25 02:58:40,354 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 342 transitions. [2024-11-25 02:58:40,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 02:58:40,354 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:58:40,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:58:40,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:59:11,409 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 03:00:36,800 WARN L286 SmtUtils]: Spent 5.38s on a formula simplification. DAG size of input: 548 DAG size of output: 445 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:01:03,533 WARN L286 SmtUtils]: Spent 5.85s on a formula simplification. DAG size of input: 552 DAG size of output: 433 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:01:25,481 WARN L286 SmtUtils]: Spent 5.86s on a formula simplification. DAG size of input: 554 DAG size of output: 435 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-25 03:02:58,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 03:02:58,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 434 states to 175 states and 434 transitions. [2024-11-25 03:02:58,009 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 434 transitions. [2024-11-25 03:02:58,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-25 03:02:58,009 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 03:02:58,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 03:02:58,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat