./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 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_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4 --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 d52f31574095462f7bebf0d97516364dd650b64428a7b12e3aa21d1b47f96325 --- 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-2329fc7 [2022-12-14 16:29:56,421 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 16:29:56,422 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 16:29:56,444 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 16:29:56,444 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 16:29:56,445 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 16:29:56,445 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 16:29:56,446 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 16:29:56,447 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 16:29:56,448 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 16:29:56,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 16:29:56,449 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 16:29:56,449 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 16:29:56,450 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 16:29:56,451 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 16:29:56,451 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 16:29:56,452 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 16:29:56,453 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 16:29:56,466 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 16:29:56,469 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 16:29:56,472 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 16:29:56,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 16:29:56,475 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 16:29:56,477 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 16:29:56,483 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 16:29:56,484 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 16:29:56,485 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 16:29:56,486 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 16:29:56,487 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 16:29:56,488 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 16:29:56,489 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 16:29:56,490 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 16:29:56,491 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 16:29:56,492 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 16:29:56,493 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 16:29:56,493 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 16:29:56,494 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 16:29:56,494 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 16:29:56,494 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 16:29:56,495 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 16:29:56,496 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 16:29:56,496 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 16:29:56,516 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 16:29:56,516 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 16:29:56,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 16:29:56,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 16:29:56,517 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 16:29:56,517 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 16:29:56,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 16:29:56,517 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 16:29:56,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 16:29:56,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 16:29:56,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 16:29:56,518 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 16:29:56,518 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 16:29:56,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:29:56,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 16:29:56,519 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 16:29:56,519 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 16:29:56,519 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 16:29:56,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 16:29:56,519 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 16:29:56,519 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_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52f31574095462f7bebf0d97516364dd650b64428a7b12e3aa21d1b47f96325 [2022-12-14 16:29:56,685 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 16:29:56,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 16:29:56,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 16:29:56,703 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 16:29:56,704 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 16:29:56,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2022-12-14 16:29:59,309 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 16:29:59,477 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 16:29:59,477 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c [2022-12-14 16:29:59,485 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/data/ef29dc832/c751a2059de04e77813ba72475c3b737/FLAGa20607fcb [2022-12-14 16:29:59,498 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/data/ef29dc832/c751a2059de04e77813ba72475c3b737 [2022-12-14 16:29:59,500 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 16:29:59,501 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 16:29:59,502 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 16:29:59,502 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 16:29:59,505 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 16:29:59,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,506 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6404f904 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59, skipping insertion in model container [2022-12-14 16:29:59,506 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 16:29:59,537 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 16:29:59,708 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_cc44e633-536f-4e16-855a-0217f4a042e5/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c[20084,20097] [2022-12-14 16:29:59,712 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:29:59,724 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 16:29:59,766 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_cc44e633-536f-4e16-855a-0217f4a042e5/sv-benchmarks/c/seq-mthreaded/pals_lcr.7.1.ufo.UNBOUNDED.pals.c[20084,20097] [2022-12-14 16:29:59,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 16:29:59,783 INFO L208 MainTranslator]: Completed translation [2022-12-14 16:29:59,784 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59 WrapperNode [2022-12-14 16:29:59,784 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 16:29:59,785 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 16:29:59,785 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 16:29:59,786 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 16:29:59,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,805 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,829 INFO L138 Inliner]: procedures = 27, calls = 18, calls flagged for inlining = 13, calls inlined = 13, statements flattened = 424 [2022-12-14 16:29:59,829 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 16:29:59,830 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 16:29:59,830 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 16:29:59,830 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 16:29:59,838 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,838 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,842 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,861 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,864 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,871 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 16:29:59,871 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 16:29:59,872 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 16:29:59,872 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 16:29:59,873 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 04:29:59" (1/1) ... [2022-12-14 16:29:59,878 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 16:29:59,886 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 16:29:59,897 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 16:29:59,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cc44e633-536f-4e16-855a-0217f4a042e5/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 16:29:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 16:29:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 16:29:59,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 16:29:59,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 16:30:00,019 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 16:30:00,021 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 16:30:00,448 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 16:30:00,968 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 16:30:00,969 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 16:30:00,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:30:00 BoogieIcfgContainer [2022-12-14 16:30:00,971 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 16:30:00,971 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 16:30:00,971 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 16:30:00,978 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 16:30:00,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 04:30:00" (1/1) ... [2022-12-14 16:30:00,985 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 16:30:01,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:01,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 12 states and 16 transitions. [2022-12-14 16:30:01,039 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 16 transitions. [2022-12-14 16:30:01,041 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-12-14 16:30:01,041 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:01,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:01,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:02,552 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:02,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:02,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 13 states and 18 transitions. [2022-12-14 16:30:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 13 states and 18 transitions. [2022-12-14 16:30:02,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 16:30:02,658 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:02,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:02,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:02,961 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:03,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:03,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 16 states and 24 transitions. [2022-12-14 16:30:03,291 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 24 transitions. [2022-12-14 16:30:03,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 16:30:03,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:03,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:03,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:04,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:04,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:04,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 20 states and 30 transitions. [2022-12-14 16:30:04,729 INFO L276 IsEmpty]: Start isEmpty. Operand 20 states and 30 transitions. [2022-12-14 16:30:04,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 16:30:04,731 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:04,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:04,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:05,567 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:05,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:05,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 23 states and 34 transitions. [2022-12-14 16:30:05,774 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 34 transitions. [2022-12-14 16:30:05,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 16:30:05,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:05,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:05,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:11,673 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:16,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:16,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 33 states and 52 transitions. [2022-12-14 16:30:16,329 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2022-12-14 16:30:16,330 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:30:16,330 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:16,330 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:16,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:21,565 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:29,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:29,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 42 states and 66 transitions. [2022-12-14 16:30:29,745 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 66 transitions. [2022-12-14 16:30:29,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:30:29,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:29,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:29,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:30,282 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 3 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:34,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:34,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 50 states and 82 transitions. [2022-12-14 16:30:34,616 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 82 transitions. [2022-12-14 16:30:34,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 16:30:34,616 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:34,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:40,954 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:30:49,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:30:49,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 61 states and 100 transitions. [2022-12-14 16:30:49,833 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 100 transitions. [2022-12-14 16:30:49,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2022-12-14 16:30:49,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:30:49,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:30:49,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:30:51,910 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:31:02,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:31:02,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 71 states and 128 transitions. [2022-12-14 16:31:02,135 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 128 transitions. [2022-12-14 16:31:02,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 16:31:02,135 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:31:02,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:31:02,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:31:02,868 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:31:06,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:31:06,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 79 states and 142 transitions. [2022-12-14 16:31:06,564 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 142 transitions. [2022-12-14 16:31:06,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 16:31:06,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:31:06,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:31:06,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:31:08,799 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:31:18,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:31:18,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 89 states and 161 transitions. [2022-12-14 16:31:18,632 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 161 transitions. [2022-12-14 16:31:18,632 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 16:31:18,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:31:18,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:31:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:31:21,136 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 4 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:31:22,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:31:22,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 90 states and 164 transitions. [2022-12-14 16:31:22,878 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 164 transitions. [2022-12-14 16:31:22,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-12-14 16:31:22,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:31:22,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:31:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:31:23,463 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 14 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:31:24,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:31:24,140 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 91 states and 164 transitions. [2022-12-14 16:31:24,140 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 164 transitions. [2022-12-14 16:31:24,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-12-14 16:31:24,141 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:31:24,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:31:24,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:31:51,627 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:32:52,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:32:52,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 116 states and 219 transitions. [2022-12-14 16:32:52,520 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 219 transitions. [2022-12-14 16:32:52,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 16:32:52,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:32:52,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:32:53,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:33:53,821 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:34:08,510 WARN L233 SmtUtils]: Spent 6.04s on a formula simplification. DAG size of input: 515 DAG size of output: 366 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:34:30,252 WARN L233 SmtUtils]: Spent 5.77s on a formula simplification. DAG size of input: 518 DAG size of output: 369 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:34:49,167 WARN L233 SmtUtils]: Spent 6.16s on a formula simplification. DAG size of input: 519 DAG size of output: 370 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:36:13,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:36:13,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 141 states and 274 transitions. [2022-12-14 16:36:13,985 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 274 transitions. [2022-12-14 16:36:13,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 16:36:13,986 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:36:13,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:36:14,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:36:16,136 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:36:29,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:36:29,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 149 states and 297 transitions. [2022-12-14 16:36:29,217 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 297 transitions. [2022-12-14 16:36:29,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 16:36:29,218 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:36:29,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:36:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:36:30,114 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:36:44,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:36:44,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 155 states and 304 transitions. [2022-12-14 16:36:44,861 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 304 transitions. [2022-12-14 16:36:44,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 16:36:44,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:36:44,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:36:45,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:36:47,378 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 9 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:37:44,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:37:44,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 165 states and 331 transitions. [2022-12-14 16:37:44,374 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 331 transitions. [2022-12-14 16:37:44,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 16:37:44,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:37:44,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:37:44,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 16:40:14,959 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 16:40:36,041 WARN L233 SmtUtils]: Spent 6.08s on a formula simplification. DAG size of input: 501 DAG size of output: 413 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:40:57,176 WARN L233 SmtUtils]: Spent 6.30s on a formula simplification. DAG size of input: 504 DAG size of output: 416 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:41:20,071 WARN L233 SmtUtils]: Spent 6.53s on a formula simplification. DAG size of input: 505 DAG size of output: 417 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:41:36,999 WARN L233 SmtUtils]: Spent 6.34s on a formula simplification. DAG size of input: 574 DAG size of output: 437 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:42:03,126 WARN L233 SmtUtils]: Spent 6.21s on a formula simplification. DAG size of input: 576 DAG size of output: 439 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:42:25,518 WARN L233 SmtUtils]: Spent 6.38s on a formula simplification. DAG size of input: 577 DAG size of output: 440 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:42:48,898 WARN L233 SmtUtils]: Spent 6.49s on a formula simplification. DAG size of input: 569 DAG size of output: 432 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 16:43:42,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 16:43:42,464 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 192 states and 392 transitions. [2022-12-14 16:43:42,464 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 392 transitions. [2022-12-14 16:43:42,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-12-14 16:43:42,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 16:43:42,465 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 16:43:42,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat