./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d09ea01cef1d93b0c86c8a3dadfd601718ca81915e873154848504beefeee43f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:45:22,691 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:45:22,694 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:45:22,734 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:45:22,734 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:45:22,738 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:45:22,741 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:45:22,744 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:45:22,746 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:45:22,751 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:45:22,753 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:45:22,754 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:45:22,755 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:45:22,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:45:22,760 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:45:22,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:45:22,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:45:22,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:45:22,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:45:22,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:45:22,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:45:22,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:45:22,779 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:45:22,780 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:45:22,788 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:45:22,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:45:22,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:45:22,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:45:22,793 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:45:22,795 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:45:22,795 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:45:22,796 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:45:22,798 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:45:22,801 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:45:22,802 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:45:22,802 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:45:22,803 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:45:22,803 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:45:22,803 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:45:22,805 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:45:22,806 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:45:22,806 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:45:22,845 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:45:22,845 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:45:22,846 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:45:22,847 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:45:22,847 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:45:22,848 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:45:22,848 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:45:22,848 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:45:22,848 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:45:22,849 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:45:22,850 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:45:22,850 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:45:22,850 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:45:22,850 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:45:22,851 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:45:22,851 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:45:22,851 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:45:22,851 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:45:22,851 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:45:22,852 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:45:22,852 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:45:22,852 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:45:22,852 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:45:22,853 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:45:22,853 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:45:22,853 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:45:22,853 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:45:22,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:45:22,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d09ea01cef1d93b0c86c8a3dadfd601718ca81915e873154848504beefeee43f [2022-11-20 17:45:23,124 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:45:23,157 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:45:23,160 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:45:23,162 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:45:23,163 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:45:23,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-11-20 17:45:26,157 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:45:26,382 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:45:26,382 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c [2022-11-20 17:45:26,394 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/data/3ea5f32b5/69f4d99555654a24b867af58b125f07d/FLAG0e2305196 [2022-11-20 17:45:26,416 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/data/3ea5f32b5/69f4d99555654a24b867af58b125f07d [2022-11-20 17:45:26,418 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:45:26,420 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:45:26,421 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:45:26,421 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:45:26,427 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:45:26,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:45:26" (1/1) ... [2022-11-20 17:45:26,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45168f1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:26, skipping insertion in model container [2022-11-20 17:45:26,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:45:26" (1/1) ... [2022-11-20 17:45:26,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:45:26,503 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:45:26,813 WARN L237 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_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[11680,11693] [2022-11-20 17:45:26,884 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:45:26,902 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:45:27,013 WARN L237 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_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.UNBOUNDED.pals.c.v+nlh-reducer.c[11680,11693] [2022-11-20 17:45:27,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:45:27,090 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:45:27,091 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27 WrapperNode [2022-11-20 17:45:27,091 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:45:27,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:45:27,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:45:27,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:45:27,101 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,124 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,173 INFO L138 Inliner]: procedures = 28, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 949 [2022-11-20 17:45:27,174 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:45:27,174 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:45:27,175 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:45:27,175 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:45:27,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,198 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,198 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,217 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,236 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,243 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:45:27,244 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:45:27,245 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:45:27,245 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:45:27,251 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:45:27" (1/1) ... [2022-11-20 17:45:27,258 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:45:27,269 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:45:27,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:45:27,307 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fb709ce-e4c5-4c4a-98bc-b57759971ef1/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:45:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:45:27,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:45:27,341 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:45:27,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:45:27,518 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:45:27,535 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:45:28,353 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:45:28,599 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:45:28,599 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:45:28,605 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:45:28 BoogieIcfgContainer [2022-11-20 17:45:28,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:45:28,607 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:45:28,607 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:45:28,619 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:45:28,619 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:45:28" (1/1) ... [2022-11-20 17:45:28,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:45:28,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:28,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 166 states and 292 transitions. [2022-11-20 17:45:28,700 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 292 transitions. [2022-11-20 17:45:28,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-20 17:45:28,706 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:28,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:29,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:29,562 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:29,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:29,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 178 states and 314 transitions. [2022-11-20 17:45:29,842 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 314 transitions. [2022-11-20 17:45:29,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:45:29,844 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:29,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:29,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:30,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:30,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:30,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 175 states and 308 transitions. [2022-11-20 17:45:30,320 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 308 transitions. [2022-11-20 17:45:30,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:45:30,329 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:30,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:30,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:30,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:30,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:30,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 172 states and 302 transitions. [2022-11-20 17:45:30,633 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 302 transitions. [2022-11-20 17:45:30,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:45:30,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:30,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:30,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:30,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:30,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:30,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 169 states and 296 transitions. [2022-11-20 17:45:30,918 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 296 transitions. [2022-11-20 17:45:30,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:45:30,919 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:30,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:31,116 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:31,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:31,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 166 states and 290 transitions. [2022-11-20 17:45:31,156 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 290 transitions. [2022-11-20 17:45:31,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-20 17:45:31,158 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:31,158 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:31,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:31,366 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:31,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:31,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 172 states and 301 transitions. [2022-11-20 17:45:31,795 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 301 transitions. [2022-11-20 17:45:31,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:45:31,796 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:31,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:31,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:31,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:32,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:32,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 169 states and 295 transitions. [2022-11-20 17:45:32,016 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 295 transitions. [2022-11-20 17:45:32,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:45:32,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:32,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:32,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:32,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:32,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:32,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 166 states and 289 transitions. [2022-11-20 17:45:32,272 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 289 transitions. [2022-11-20 17:45:32,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-20 17:45:32,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:32,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:32,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:32,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:33,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:33,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 176 states and 306 transitions. [2022-11-20 17:45:33,343 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 306 transitions. [2022-11-20 17:45:33,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:45:33,344 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:33,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:33,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:33,508 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:33,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:33,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 173 states and 300 transitions. [2022-11-20 17:45:33,559 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 300 transitions. [2022-11-20 17:45:33,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:45:33,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:33,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:33,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:33,742 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:33,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:33,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 166 states and 288 transitions. [2022-11-20 17:45:33,796 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 288 transitions. [2022-11-20 17:45:33,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-20 17:45:33,798 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:33,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:34,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:35,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:35,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 169 states and 293 transitions. [2022-11-20 17:45:35,735 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 293 transitions. [2022-11-20 17:45:35,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:45:35,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:35,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:35,882 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:35,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:35,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 166 states and 287 transitions. [2022-11-20 17:45:35,928 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 287 transitions. [2022-11-20 17:45:35,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-20 17:45:35,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:35,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:35,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:36,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:39,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:39,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 286 states to 166 states and 286 transitions. [2022-11-20 17:45:39,290 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 286 transitions. [2022-11-20 17:45:39,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 17:45:39,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:39,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:39,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:39,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:42,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:42,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 169 states and 291 transitions. [2022-11-20 17:45:42,830 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 291 transitions. [2022-11-20 17:45:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:45:42,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:42,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:43,189 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:47,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:47,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 169 states and 290 transitions. [2022-11-20 17:45:47,367 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 290 transitions. [2022-11-20 17:45:47,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-20 17:45:47,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:47,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:47,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:47,595 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:47,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 166 states and 284 transitions. [2022-11-20 17:45:47,596 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 284 transitions. [2022-11-20 17:45:47,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-20 17:45:47,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:47,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:47,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:45:47,972 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:45:52,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:45:52,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 166 states and 283 transitions. [2022-11-20 17:45:52,996 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 283 transitions. [2022-11-20 17:45:52,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-20 17:45:52,997 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:45:52,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:45:53,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:46:41,636 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:49:45,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:49:45,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 170 states and 290 transitions. [2022-11-20 17:49:45,081 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 290 transitions. [2022-11-20 17:49:45,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:49:45,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:49:45,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:49:45,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:51:13,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:58:45,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:58:45,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 176 states and 300 transitions. [2022-11-20 17:58:45,516 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 300 transitions. [2022-11-20 17:58:45,516 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-20 17:58:45,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:58:45,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:58:45,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:58:48,748 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.