./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB --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 16f1bfcdafcb30da29b0067c09066abcd5ae81f862f6e318335df039804ff932 --- 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-dbf71c6-m [2022-10-17 17:04:41,615 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:04:41,618 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:04:41,677 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:04:41,678 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:04:41,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:04:41,686 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:04:41,693 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:04:41,695 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:04:41,701 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:04:41,705 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:04:41,707 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:04:41,708 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:04:41,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:04:41,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:04:41,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:04:41,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:04:41,717 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:04:41,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:04:41,729 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:04:41,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:04:41,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:04:41,738 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:04:41,739 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:04:41,743 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:04:41,744 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:04:41,744 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:04:41,747 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:04:41,747 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:04:41,748 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:04:41,749 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:04:41,750 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:04:41,752 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:04:41,753 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:04:41,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:04:41,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:04:41,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:04:41,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:04:41,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:04:41,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:04:41,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:04:41,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:04:41,787 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:04:41,787 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:04:41,788 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:04:41,788 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:04:41,789 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:04:41,789 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:04:41,790 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:04:41,790 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:04:41,790 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:04:41,790 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:04:41,791 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:04:41,791 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:04:41,791 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:04:41,791 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:04:41,792 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:04:41,792 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:04:41,792 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:04:41,792 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:04:41,792 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:04:41,793 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:04:41,793 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:04:41,793 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:41,793 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:04:41,794 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:04:41,794 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:04:41,794 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:04:41,794 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:04:41,795 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:04:41,795 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f1bfcdafcb30da29b0067c09066abcd5ae81f862f6e318335df039804ff932 [2022-10-17 17:04:42,052 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:04:42,087 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:04:42,090 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:04:42,091 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:04:42,093 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:04:42,095 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 17:04:42,169 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/data/2d19319e1/534bdd72357547829d39cab8c84188cc/FLAGef487894d [2022-10-17 17:04:42,778 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:04:42,779 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c [2022-10-17 17:04:42,806 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/data/2d19319e1/534bdd72357547829d39cab8c84188cc/FLAGef487894d [2022-10-17 17:04:43,001 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/data/2d19319e1/534bdd72357547829d39cab8c84188cc [2022-10-17 17:04:43,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:04:43,007 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:04:43,009 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:43,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:04:43,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:04:43,014 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:43" (1/1) ... [2022-10-17 17:04:43,016 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@60fe7e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:43, skipping insertion in model container [2022-10-17 17:04:43,016 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:04:43" (1/1) ... [2022-10-17 17:04:43,024 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:04:43,122 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:04:43,409 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[8112,8125] [2022-10-17 17:04:43,477 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14224,14237] [2022-10-17 17:04:43,515 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16311,16324] [2022-10-17 17:04:43,524 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17335,17348] [2022-10-17 17:04:43,758 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:43,779 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:04:43,833 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[8112,8125] [2022-10-17 17:04:43,873 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[14224,14237] [2022-10-17 17:04:43,889 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[16311,16324] [2022-10-17 17:04:43,898 WARN L230 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_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.2.ufo.UNBOUNDED.pals.c.v+lhb-reducer.c[17335,17348] [2022-10-17 17:04:44,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:04:44,105 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:04:44,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44 WrapperNode [2022-10-17 17:04:44,106 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:04:44,107 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:44,108 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:04:44,108 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:04:44,117 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,146 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,232 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 2377 [2022-10-17 17:04:44,233 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:04:44,233 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:04:44,234 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:04:44,234 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:04:44,244 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,258 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,268 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,274 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,350 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,356 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,365 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,378 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:04:44,379 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:04:44,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:04:44,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:04:44,396 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:04:44" (1/1) ... [2022-10-17 17:04:44,403 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:04:44,418 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:04:44,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:04:44,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3eaaafe-19d2-40f5-a8cb-6918f8978c8d/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:04:44,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:04:44,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:04:44,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:04:44,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:04:44,769 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:04:44,771 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:04:46,378 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:04:46,577 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:04:46,577 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:04:46,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:46 BoogieIcfgContainer [2022-10-17 17:04:46,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:04:46,584 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:04:46,584 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:04:46,596 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:04:46,596 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:04:46" (1/1) ... [2022-10-17 17:04:46,610 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:04:46,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:46,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 411 states and 759 transitions. [2022-10-17 17:04:46,707 INFO L276 IsEmpty]: Start isEmpty. Operand 411 states and 759 transitions. [2022-10-17 17:04:46,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:46,714 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:46,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:47,181 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:47,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:47,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 819 states to 419 states and 819 transitions. [2022-10-17 17:04:47,330 INFO L276 IsEmpty]: Start isEmpty. Operand 419 states and 819 transitions. [2022-10-17 17:04:47,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:47,342 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:47,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:47,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:47,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:47,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:47,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 424 states and 873 transitions. [2022-10-17 17:04:47,731 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 873 transitions. [2022-10-17 17:04:47,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:47,736 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:47,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:47,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:47,814 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:47,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:47,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 424 states and 872 transitions. [2022-10-17 17:04:47,839 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 872 transitions. [2022-10-17 17:04:47,841 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:47,842 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:47,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:47,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:47,916 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:47,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:47,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 871 states to 424 states and 871 transitions. [2022-10-17 17:04:47,970 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 871 transitions. [2022-10-17 17:04:47,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:47,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:47,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:48,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:48,115 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:48,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:48,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 870 states to 424 states and 870 transitions. [2022-10-17 17:04:48,150 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 870 transitions. [2022-10-17 17:04:48,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:48,153 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:48,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:48,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:48,272 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:48,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:48,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 437 states and 939 transitions. [2022-10-17 17:04:48,518 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 939 transitions. [2022-10-17 17:04:48,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:48,520 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:48,520 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:48,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:48,590 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:48,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:48,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 441 states and 990 transitions. [2022-10-17 17:04:48,739 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 990 transitions. [2022-10-17 17:04:48,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 17:04:48,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:48,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:48,993 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:49,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:49,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 937 states to 421 states and 937 transitions. [2022-10-17 17:04:49,266 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 937 transitions. [2022-10-17 17:04:49,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:49,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:49,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:49,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:49,488 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 333 states and 701 transitions. [2022-10-17 17:04:50,317 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 701 transitions. [2022-10-17 17:04:50,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:50,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 701 states to 334 states and 701 transitions. [2022-10-17 17:04:50,452 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 701 transitions. [2022-10-17 17:04:50,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:50,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,533 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 334 states and 699 transitions. [2022-10-17 17:04:50,565 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 699 transitions. [2022-10-17 17:04:50,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:50,566 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,632 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:50,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:50,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 697 states to 334 states and 697 transitions. [2022-10-17 17:04:50,670 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 697 transitions. [2022-10-17 17:04:50,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:50,674 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:50,675 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:50,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:50,892 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:52,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 331 states and 686 transitions. [2022-10-17 17:04:52,117 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 686 transitions. [2022-10-17 17:04:52,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:52,118 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:52,200 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 685 states to 331 states and 685 transitions. [2022-10-17 17:04:52,202 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 685 transitions. [2022-10-17 17:04:52,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 17:04:52,203 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,252 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:52,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 683 states to 331 states and 683 transitions. [2022-10-17 17:04:52,646 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 683 transitions. [2022-10-17 17:04:52,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:52,647 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:52,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:52,741 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 680 states to 331 states and 680 transitions. [2022-10-17 17:04:52,741 INFO L276 IsEmpty]: Start isEmpty. Operand 331 states and 680 transitions. [2022-10-17 17:04:52,742 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:52,742 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:52,743 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:52,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:52,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:53,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 672 states to 328 states and 672 transitions. [2022-10-17 17:04:53,326 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 672 transitions. [2022-10-17 17:04:53,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:53,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,327 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,385 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:53,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:53,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 669 states to 328 states and 669 transitions. [2022-10-17 17:04:53,413 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 669 transitions. [2022-10-17 17:04:53,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:53,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:53,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:53,476 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:54,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:54,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 713 states to 341 states and 713 transitions. [2022-10-17 17:04:54,189 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 713 transitions. [2022-10-17 17:04:54,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:54,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:54,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:54,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,243 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:54,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:54,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 347 states and 722 transitions. [2022-10-17 17:04:54,285 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 722 transitions. [2022-10-17 17:04:54,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:54,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:54,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:54,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:54,364 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:54,366 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 347 states and 720 transitions. [2022-10-17 17:04:54,366 INFO L276 IsEmpty]: Start isEmpty. Operand 347 states and 720 transitions. [2022-10-17 17:04:54,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:54,367 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:54,367 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:54,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:54,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:54,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 662 states to 327 states and 662 transitions. [2022-10-17 17:04:54,855 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 662 transitions. [2022-10-17 17:04:54,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:54,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:54,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:54,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:55,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:55,998 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 321 states and 645 transitions. [2022-10-17 17:04:55,998 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 645 transitions. [2022-10-17 17:04:55,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:55,999 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:56,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:56,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:56,114 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:04:57,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:04:57,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 580 states to 298 states and 580 transitions. [2022-10-17 17:04:57,828 INFO L276 IsEmpty]: Start isEmpty. Operand 298 states and 580 transitions. [2022-10-17 17:04:57,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:04:57,829 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:04:57,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:04:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:04:58,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:01,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:01,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 308 states and 609 transitions. [2022-10-17 17:05:01,466 INFO L276 IsEmpty]: Start isEmpty. Operand 308 states and 609 transitions. [2022-10-17 17:05:01,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:05:01,467 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:01,468 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:01,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:01,516 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:02,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:02,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 312 states and 623 transitions. [2022-10-17 17:05:02,658 INFO L276 IsEmpty]: Start isEmpty. Operand 312 states and 623 transitions. [2022-10-17 17:05:02,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:05:02,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:02,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:02,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:02,723 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:03,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 623 states to 313 states and 623 transitions. [2022-10-17 17:05:03,013 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 623 transitions. [2022-10-17 17:05:03,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:03,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:03,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:03,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:03,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:03,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:03,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 313 states and 618 transitions. [2022-10-17 17:05:03,121 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 618 transitions. [2022-10-17 17:05:03,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:03,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:03,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:03,597 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:07,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:07,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 657 states to 328 states and 657 transitions. [2022-10-17 17:05:07,798 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 657 transitions. [2022-10-17 17:05:07,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:07,799 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:07,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:07,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:07,855 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:08,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:08,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 333 states and 665 transitions. [2022-10-17 17:05:08,633 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 665 transitions. [2022-10-17 17:05:08,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:08,634 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:08,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:08,684 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:08,714 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:08,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 665 states to 334 states and 665 transitions. [2022-10-17 17:05:08,715 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 665 transitions. [2022-10-17 17:05:08,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:08,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:08,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:08,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:08,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:05:08,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:05:08,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 660 states to 334 states and 660 transitions. [2022-10-17 17:05:08,820 INFO L276 IsEmpty]: Start isEmpty. Operand 334 states and 660 transitions. [2022-10-17 17:05:08,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:05:08,821 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:05:08,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:05:08,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:05:09,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.