./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/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_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/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_91686980-f0da-4016-bfad-1a303cd0c569/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 2164ea7ff9e119435a975a3ff24098e6247a3cb559bae891b283444f40f36a64 --- 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 18:12:09,915 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:12:09,917 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:12:09,934 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:12:09,934 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:12:09,935 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:12:09,936 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:12:09,937 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:12:09,938 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:12:09,939 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:12:09,939 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:12:09,940 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:12:09,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:12:09,941 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:12:09,942 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:12:09,943 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:12:09,943 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:12:09,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:12:09,945 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:12:09,946 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:12:09,947 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:12:09,948 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:12:09,949 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:12:09,950 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:12:09,952 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:12:09,952 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:12:09,953 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:12:09,953 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:12:09,954 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:12:09,954 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:12:09,954 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:12:09,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:12:09,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:12:09,956 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:12:09,957 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:12:09,957 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:12:09,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:12:09,958 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:12:09,958 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:12:09,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:12:09,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:12:09,960 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-12-14 18:12:09,974 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:12:09,974 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:12:09,975 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:12:09,975 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:12:09,975 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:12:09,976 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:12:09,976 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:12:09,976 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:12:09,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:12:09,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:12:09,976 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:12:09,976 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:12:09,977 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:12:09,977 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:12:09,977 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:12:09,977 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:12:09,977 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:12:09,977 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:12:09,978 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:12:09,978 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:12:09,978 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:12:09,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:12:09,978 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:12:09,978 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:12:09,979 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:12:09,979 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:12:09,979 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:12:09,979 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:12:09,979 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_91686980-f0da-4016-bfad-1a303cd0c569/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2164ea7ff9e119435a975a3ff24098e6247a3cb559bae891b283444f40f36a64 [2022-12-14 18:12:10,147 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:12:10,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:12:10,165 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:12:10,166 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:12:10,166 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:12:10,168 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2022-12-14 18:12:12,689 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:12:12,896 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:12:12,897 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c [2022-12-14 18:12:12,905 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/data/1bec14b32/6b3ba4ea3ba24024abcac9b016f16c51/FLAG02c090d10 [2022-12-14 18:12:13,262 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/data/1bec14b32/6b3ba4ea3ba24024abcac9b016f16c51 [2022-12-14 18:12:13,264 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:12:13,265 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:12:13,266 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:12:13,266 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:12:13,268 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:12:13,269 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,270 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32684de7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13, skipping insertion in model container [2022-12-14 18:12:13,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,275 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:12:13,306 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:12:13,489 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_91686980-f0da-4016-bfad-1a303cd0c569/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c[11829,11842] [2022-12-14 18:12:13,536 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:12:13,548 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:12:13,609 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_91686980-f0da-4016-bfad-1a303cd0c569/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr.8.1.ufo.BOUNDED-16.pals.c.v+nlh-reducer.c[11829,11842] [2022-12-14 18:12:13,640 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:12:13,653 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:12:13,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13 WrapperNode [2022-12-14 18:12:13,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:12:13,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:12:13,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:12:13,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:12:13,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,668 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,697 INFO L138 Inliner]: procedures = 27, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 962 [2022-12-14 18:12:13,698 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:12:13,698 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:12:13,698 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:12:13,698 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:12:13,705 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,705 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,716 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,720 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,722 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,724 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,727 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:12:13,728 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:12:13,728 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:12:13,728 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:12:13,728 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:12:13" (1/1) ... [2022-12-14 18:12:13,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:12:13,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:12:13,753 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:12:13,755 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_91686980-f0da-4016-bfad-1a303cd0c569/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:12:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:12:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:12:13,790 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:12:13,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:12:13,895 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:12:13,897 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:12:14,404 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:12:14,595 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:12:14,595 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-14 18:12:14,598 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:12:14 BoogieIcfgContainer [2022-12-14 18:12:14,598 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:12:14,599 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:12:14,599 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:12:14,613 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:12:14,613 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:12:14" (1/1) ... [2022-12-14 18:12:14,622 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:12:14,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:14,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 170 states and 298 transitions. [2022-12-14 18:12:14,665 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 298 transitions. [2022-12-14 18:12:14,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-12-14 18:12:14,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:14,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:14,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:15,096 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 18:12:15,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 182 states and 320 transitions. [2022-12-14 18:12:15,260 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 320 transitions. [2022-12-14 18:12:15,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 18:12:15,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:15,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:15,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:15,431 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 18:12:15,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:15,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 179 states and 314 transitions. [2022-12-14 18:12:15,459 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 314 transitions. [2022-12-14 18:12:15,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 18:12:15,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:15,460 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:15,593 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 18:12:15,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:15,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 176 states and 308 transitions. [2022-12-14 18:12:15,616 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 308 transitions. [2022-12-14 18:12:15,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 18:12:15,617 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:15,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:15,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:15,734 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 18:12:15,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:15,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2022-12-14 18:12:15,757 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2022-12-14 18:12:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-12-14 18:12:15,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:15,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:15,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:15,883 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 18:12:16,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:16,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 179 states and 313 transitions. [2022-12-14 18:12:16,174 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 313 transitions. [2022-12-14 18:12:16,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 18:12:16,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:16,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:16,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:16,276 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 18:12:16,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:16,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 176 states and 307 transitions. [2022-12-14 18:12:16,303 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 307 transitions. [2022-12-14 18:12:16,304 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 18:12:16,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:16,304 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:16,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:16,424 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 18:12:16,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:16,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 173 states and 301 transitions. [2022-12-14 18:12:16,457 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 301 transitions. [2022-12-14 18:12:16,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 18:12:16,458 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:16,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:16,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:16,648 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 18:12:17,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:17,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 183 states and 318 transitions. [2022-12-14 18:12:17,220 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 318 transitions. [2022-12-14 18:12:17,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-12-14 18:12:17,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:17,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:17,379 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 18:12:17,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:17,406 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 180 states and 312 transitions. [2022-12-14 18:12:17,406 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 312 transitions. [2022-12-14 18:12:17,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 18:12:17,407 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:17,407 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:17,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:17,524 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 18:12:17,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:17,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 177 states and 306 transitions. [2022-12-14 18:12:17,548 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 306 transitions. [2022-12-14 18:12:17,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 18:12:17,549 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:17,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:17,673 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 18:12:17,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:17,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 170 states and 294 transitions. [2022-12-14 18:12:17,697 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 294 transitions. [2022-12-14 18:12:17,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-12-14 18:12:17,698 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:17,698 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:17,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:17,877 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 18:12:18,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:18,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 173 states and 299 transitions. [2022-12-14 18:12:18,956 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 299 transitions. [2022-12-14 18:12:18,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 18:12:18,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:18,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:19,064 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 18:12:19,087 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:19,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 170 states and 293 transitions. [2022-12-14 18:12:19,087 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 293 transitions. [2022-12-14 18:12:19,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-12-14 18:12:19,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:19,089 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:19,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:19,232 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 18:12:20,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:20,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 170 states and 292 transitions. [2022-12-14 18:12:20,854 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 292 transitions. [2022-12-14 18:12:20,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 18:12:20,854 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:20,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:21,049 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 18:12:22,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:22,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 173 states and 297 transitions. [2022-12-14 18:12:22,850 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 297 transitions. [2022-12-14 18:12:22,850 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 18:12:22,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:22,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:22,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:23,082 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 18:12:25,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:25,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 173 states and 296 transitions. [2022-12-14 18:12:25,385 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 296 transitions. [2022-12-14 18:12:25,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-12-14 18:12:25,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:25,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:25,474 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 18:12:25,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:25,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 170 states and 290 transitions. [2022-12-14 18:12:25,507 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 290 transitions. [2022-12-14 18:12:25,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-12-14 18:12:25,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:25,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:12:25,726 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 18:12:29,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:12:29,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 170 states and 289 transitions. [2022-12-14 18:12:29,163 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 289 transitions. [2022-12-14 18:12:29,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-12-14 18:12:29,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:12:29,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:12:29,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:13:00,259 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 18:15:08,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:15:08,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 174 states and 295 transitions. [2022-12-14 18:15:08,227 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 295 transitions. [2022-12-14 18:15:08,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 18:15:08,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:15:08,228 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:15:08,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:16:17,717 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 18:21:51,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:51,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 180 states and 304 transitions. [2022-12-14 18:21:51,161 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 304 transitions. [2022-12-14 18:21:51,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-12-14 18:21:51,161 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:51,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:51,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:51,974 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 18:21:52,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:21:52,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 181 states and 305 transitions. [2022-12-14 18:21:52,954 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 305 transitions. [2022-12-14 18:21:52,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 18:21:52,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:21:52,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:21:52,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:21:55,530 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 18:22:04,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:04,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 183 states and 306 transitions. [2022-12-14 18:22:04,356 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 306 transitions. [2022-12-14 18:22:04,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 18:22:04,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:04,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:04,938 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 18:22:41,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:22:41,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 186 states and 312 transitions. [2022-12-14 18:22:41,783 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 312 transitions. [2022-12-14 18:22:41,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-12-14 18:22:41,783 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:22:41,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:22:41,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:22:42,648 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 18:23:21,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:23:21,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 315 states to 188 states and 315 transitions. [2022-12-14 18:23:21,651 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 315 transitions. [2022-12-14 18:23:21,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-12-14 18:23:21,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:23:21,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:23:21,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:23:22,725 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:24:04,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:04,359 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 199 states and 335 transitions. [2022-12-14 18:24:04,360 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 335 transitions. [2022-12-14 18:24:04,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 18:24:04,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:04,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:04,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:05,256 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:24:45,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:45,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 215 states and 365 transitions. [2022-12-14 18:24:45,280 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 365 transitions. [2022-12-14 18:24:45,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2022-12-14 18:24:45,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:45,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:45,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:45,370 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:24:45,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:24:45,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 216 states and 365 transitions. [2022-12-14 18:24:45,532 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 365 transitions. [2022-12-14 18:24:45,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:24:45,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:24:45,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:24:45,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:24:46,497 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:25:26,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:26,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 237 states and 405 transitions. [2022-12-14 18:25:26,570 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 405 transitions. [2022-12-14 18:25:26,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:25:26,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:26,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:26,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:26,670 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:25:26,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:26,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 238 states and 405 transitions. [2022-12-14 18:25:26,839 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 405 transitions. [2022-12-14 18:25:26,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 147 [2022-12-14 18:25:26,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:26,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:26,932 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:25:27,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:25:27,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 239 states and 405 transitions. [2022-12-14 18:25:27,114 INFO L276 IsEmpty]: Start isEmpty. Operand 239 states and 405 transitions. [2022-12-14 18:25:27,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 18:25:27,115 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:25:27,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:25:27,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:25:28,156 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:05,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 265 states and 455 transitions. [2022-12-14 18:26:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 455 transitions. [2022-12-14 18:26:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 18:26:05,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:05,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:05,944 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:06,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:06,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 266 states and 455 transitions. [2022-12-14 18:26:06,113 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 455 transitions. [2022-12-14 18:26:06,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 18:26:06,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:06,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:06,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:06,200 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:06,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:06,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 267 states and 455 transitions. [2022-12-14 18:26:06,363 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 455 transitions. [2022-12-14 18:26:06,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2022-12-14 18:26:06,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:06,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:06,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:06,499 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:06,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:06,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 268 states and 455 transitions. [2022-12-14 18:26:06,652 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 455 transitions. [2022-12-14 18:26:06,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:26:06,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:06,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:06,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:07,607 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:43,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:43,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 299 states and 515 transitions. [2022-12-14 18:26:43,292 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 515 transitions. [2022-12-14 18:26:43,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:26:43,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:43,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:43,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:43,406 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:43,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:43,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 300 states and 515 transitions. [2022-12-14 18:26:43,564 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 515 transitions. [2022-12-14 18:26:43,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:26:43,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:43,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:43,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:43,677 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:43,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:43,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 301 states and 515 transitions. [2022-12-14 18:26:43,842 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 515 transitions. [2022-12-14 18:26:43,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:26:43,843 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:43,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:43,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:43,939 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:44,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:44,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 302 states and 515 transitions. [2022-12-14 18:26:44,111 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 515 transitions. [2022-12-14 18:26:44,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2022-12-14 18:26:44,111 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:44,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:44,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:44,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 18:26:44,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:26:44,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 303 states and 515 transitions. [2022-12-14 18:26:44,431 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 515 transitions. [2022-12-14 18:26:44,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2022-12-14 18:26:44,431 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:26:44,432 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:26:44,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 18:26:45,635 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.