./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:15:21,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:15:21,645 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:15:21,687 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:15:21,688 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:15:21,692 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:15:21,697 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:15:21,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:15:21,703 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:15:21,708 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:15:21,710 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:15:21,712 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:15:21,712 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:15:21,715 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:15:21,717 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:15:21,719 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:15:21,721 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:15:21,722 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:15:21,723 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:15:21,730 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:15:21,732 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:15:21,734 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:15:21,736 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:15:21,737 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:15:21,748 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:15:21,748 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:15:21,749 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:15:21,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:15:21,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:15:21,753 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:15:21,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:15:21,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:15:21,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:15:21,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:15:21,760 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:15:21,761 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:15:21,762 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:15:21,762 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:15:21,762 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:15:21,764 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:15:21,765 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:15:21,766 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-11-20 17:15:21,806 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:15:21,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:15:21,808 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:15:21,808 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:15:21,809 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:15:21,810 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:15:21,810 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:15:21,810 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:15:21,811 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:15:21,811 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:15:21,812 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:15:21,812 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:15:21,813 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:15:21,813 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:15:21,813 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:15:21,813 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:15:21,813 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:15:21,814 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:15:21,814 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:15:21,814 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:15:21,814 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:15:21,815 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:21,815 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:15:21,815 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:15:21,815 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:15:21,816 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:15:21,816 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:15:21,816 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:15:21,817 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_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 87f1dffc4791cf25ae510fd8866e3e496425d62832b1b02adb55ef79c14eda4f [2022-11-20 17:15:22,122 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:15:22,160 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:15:22,163 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:15:22,164 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:15:22,165 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:15:22,167 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-11-20 17:15:25,219 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:15:25,496 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:15:25,505 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c [2022-11-20 17:15:25,518 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/data/22b2a84e9/d04edfd5f7e3452b968f7fe3aa60e25a/FLAGa9a67acc1 [2022-11-20 17:15:25,538 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/data/22b2a84e9/d04edfd5f7e3452b968f7fe3aa60e25a [2022-11-20 17:15:25,541 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:15:25,543 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:15:25,546 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:25,546 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:15:25,550 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:15:25,550 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:25" (1/1) ... [2022-11-20 17:15:25,552 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b26536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:25, skipping insertion in model container [2022-11-20 17:15:25,552 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:15:25" (1/1) ... [2022-11-20 17:15:25,560 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:15:25,610 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:15:25,879 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_df5dcda2-7cef-4574-b848-6d15c9f355a7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2022-11-20 17:15:25,911 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:25,939 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:15:25,999 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_df5dcda2-7cef-4574-b848-6d15c9f355a7/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.3.ufo.BOUNDED-6.pals.c.v+cfa-reducer.c[4371,4384] [2022-11-20 17:15:26,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:15:26,058 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:15:26,059 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26 WrapperNode [2022-11-20 17:15:26,059 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:15:26,060 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:26,061 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:15:26,061 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:15:26,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,078 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,118 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 332 [2022-11-20 17:15:26,125 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:15:26,125 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:15:26,126 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:15:26,126 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:15:26,136 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,137 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,149 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,167 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,171 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,178 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,179 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,183 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:15:26,191 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:15:26,191 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:15:26,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:15:26,192 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:15:26" (1/1) ... [2022-11-20 17:15:26,202 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:15:26,214 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:15:26,239 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:15:26,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_df5dcda2-7cef-4574-b848-6d15c9f355a7/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:15:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:15:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:15:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:15:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:15:26,453 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:15:26,456 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:15:26,864 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:15:27,086 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:15:27,086 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:15:27,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:27 BoogieIcfgContainer [2022-11-20 17:15:27,089 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:15:27,090 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:15:27,091 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:15:27,102 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:15:27,102 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:15:27" (1/1) ... [2022-11-20 17:15:27,113 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:15:27,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:27,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 64 states and 104 transitions. [2022-11-20 17:15:27,170 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 104 transitions. [2022-11-20 17:15:27,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-20 17:15:27,173 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:27,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:27,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:27,584 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:27,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:27,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 106 transitions. [2022-11-20 17:15:27,707 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 106 transitions. [2022-11-20 17:15:27,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-20 17:15:27,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:27,708 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:27,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:27,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:28,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:28,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 73 states and 119 transitions. [2022-11-20 17:15:28,016 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 119 transitions. [2022-11-20 17:15:28,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:15:28,020 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:28,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:28,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 76 states and 124 transitions. [2022-11-20 17:15:28,118 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 124 transitions. [2022-11-20 17:15:28,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-20 17:15:28,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:28,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:28,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:28,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:28,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 77 states and 124 transitions. [2022-11-20 17:15:28,250 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 124 transitions. [2022-11-20 17:15:28,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:15:28,252 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:28,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:28,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:28,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:28,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:28,620 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 81 states and 130 transitions. [2022-11-20 17:15:28,620 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 130 transitions. [2022-11-20 17:15:28,621 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-20 17:15:28,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:28,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:28,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:28,687 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:29,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:29,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 93 states and 152 transitions. [2022-11-20 17:15:29,165 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 152 transitions. [2022-11-20 17:15:29,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:15:29,166 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:29,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:29,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:29,250 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:29,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:29,273 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 157 transitions. [2022-11-20 17:15:29,273 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 157 transitions. [2022-11-20 17:15:29,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:15:29,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:29,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:29,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:29,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:29,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:29,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 97 states and 157 transitions. [2022-11-20 17:15:29,401 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 157 transitions. [2022-11-20 17:15:29,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:15:29,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:29,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:29,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:29,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:29,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:29,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 100 states and 163 transitions. [2022-11-20 17:15:29,515 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 163 transitions. [2022-11-20 17:15:29,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-20 17:15:29,517 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:29,517 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:29,582 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:29,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:29,604 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 101 states and 163 transitions. [2022-11-20 17:15:29,604 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 163 transitions. [2022-11-20 17:15:29,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:15:29,605 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:29,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:29,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:29,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:30,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:30,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 110 states and 178 transitions. [2022-11-20 17:15:30,664 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 178 transitions. [2022-11-20 17:15:30,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-20 17:15:30,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:30,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:30,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:34,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:34,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 123 states and 198 transitions. [2022-11-20 17:15:34,056 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 198 transitions. [2022-11-20 17:15:34,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:15:34,057 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:34,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:34,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:34,341 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:38,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:38,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 132 states and 215 transitions. [2022-11-20 17:15:38,970 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 215 transitions. [2022-11-20 17:15:38,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:15:38,970 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:38,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:38,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:39,842 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:15:51,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:15:51,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 151 states and 261 transitions. [2022-11-20 17:15:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 261 transitions. [2022-11-20 17:15:51,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:15:51,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:15:51,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:15:51,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:15:52,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:05,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:05,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 165 states and 289 transitions. [2022-11-20 17:16:05,095 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 289 transitions. [2022-11-20 17:16:05,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:16:05,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:05,096 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:05,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:05,310 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:08,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:08,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 173 states and 302 transitions. [2022-11-20 17:16:08,395 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 302 transitions. [2022-11-20 17:16:08,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:16:08,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:08,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:08,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:08,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:11,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:11,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 181 states and 320 transitions. [2022-11-20 17:16:11,908 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 320 transitions. [2022-11-20 17:16:11,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:16:11,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:11,909 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:11,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:11,955 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:12,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:12,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 326 states to 184 states and 326 transitions. [2022-11-20 17:16:12,681 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 326 transitions. [2022-11-20 17:16:12,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-11-20 17:16:12,682 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:12,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:12,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:13,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:28,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:28,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 337 states to 188 states and 337 transitions. [2022-11-20 17:16:28,725 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 337 transitions. [2022-11-20 17:16:28,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:16:28,725 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:28,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:28,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:29,022 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:37,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:37,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 358 states to 198 states and 358 transitions. [2022-11-20 17:16:37,336 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 358 transitions. [2022-11-20 17:16:37,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:16:37,339 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:37,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:37,668 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:49,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:49,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 213 states and 387 transitions. [2022-11-20 17:16:49,706 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 387 transitions. [2022-11-20 17:16:49,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-11-20 17:16:49,707 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:49,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:49,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:50,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:55,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:55,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 401 states to 218 states and 401 transitions. [2022-11-20 17:16:55,355 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 401 transitions. [2022-11-20 17:16:55,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:16:55,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:55,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:55,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:16:58,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:16:58,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 221 states and 407 transitions. [2022-11-20 17:16:58,745 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 407 transitions. [2022-11-20 17:16:58,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:16:58,746 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:16:58,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:16:58,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:16:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:02,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:02,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 413 states to 224 states and 413 transitions. [2022-11-20 17:17:02,021 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 413 transitions. [2022-11-20 17:17:02,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-11-20 17:17:02,022 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:02,022 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:02,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:02,084 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:05,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:05,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 227 states and 419 transitions. [2022-11-20 17:17:05,605 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 419 transitions. [2022-11-20 17:17:05,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:17:05,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:05,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:05,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:25,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:25,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 243 states and 454 transitions. [2022-11-20 17:17:25,113 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 454 transitions. [2022-11-20 17:17:25,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:17:25,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:25,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:25,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:25,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:28,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:28,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 246 states and 460 transitions. [2022-11-20 17:17:28,856 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 460 transitions. [2022-11-20 17:17:28,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:17:28,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:28,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:28,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:28,890 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:32,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:32,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 249 states and 468 transitions. [2022-11-20 17:17:32,865 INFO L276 IsEmpty]: Start isEmpty. Operand 249 states and 468 transitions. [2022-11-20 17:17:32,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:17:32,866 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:32,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:32,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:32,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:40,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:40,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 257 states and 486 transitions. [2022-11-20 17:17:40,804 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 486 transitions. [2022-11-20 17:17:40,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-11-20 17:17:40,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:40,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:40,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:40,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:17:44,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:17:44,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 260 states and 492 transitions. [2022-11-20 17:17:44,883 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 492 transitions. [2022-11-20 17:17:44,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:17:44,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:17:44,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:17:44,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:17:50,134 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:18:45,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:18:45,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 286 states and 577 transitions. [2022-11-20 17:18:45,851 INFO L276 IsEmpty]: Start isEmpty. Operand 286 states and 577 transitions. [2022-11-20 17:18:45,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:18:45,852 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:18:45,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:18:45,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:18:49,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:18,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:18,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 656 states to 307 states and 656 transitions. [2022-11-20 17:19:18,385 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 656 transitions. [2022-11-20 17:19:18,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-11-20 17:19:18,386 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:18,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:18,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:21,273 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:19:50,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:19:50,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 743 states to 327 states and 743 transitions. [2022-11-20 17:19:50,900 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 743 transitions. [2022-11-20 17:19:50,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:19:50,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:19:50,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:19:50,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:19:56,857 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:20:53,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:20:53,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 355 states and 844 transitions. [2022-11-20 17:20:53,623 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 844 transitions. [2022-11-20 17:20:53,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:20:53,624 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:20:53,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:20:53,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:21:00,216 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:22:15,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:22:15,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 382 states and 944 transitions. [2022-11-20 17:22:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 944 transitions. [2022-11-20 17:22:15,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:22:15,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:22:15,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:22:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:22:22,654 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:49,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:49,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1057 states to 409 states and 1057 transitions. [2022-11-20 17:23:49,579 INFO L276 IsEmpty]: Start isEmpty. Operand 409 states and 1057 transitions. [2022-11-20 17:23:49,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-11-20 17:23:49,581 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:49,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:49,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:50,069 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:23:57,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:23:57,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 413 states and 1067 transitions. [2022-11-20 17:23:57,149 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 1067 transitions. [2022-11-20 17:23:57,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:23:57,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:23:57,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:23:57,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:23:57,943 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:25,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:25,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1118 states to 428 states and 1118 transitions. [2022-11-20 17:24:25,647 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 1118 transitions. [2022-11-20 17:24:25,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:24:25,649 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:25,649 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:25,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:26,384 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:24:52,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:24:52,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 442 states and 1149 transitions. [2022-11-20 17:24:52,452 INFO L276 IsEmpty]: Start isEmpty. Operand 442 states and 1149 transitions. [2022-11-20 17:24:52,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:24:52,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:24:52,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:24:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:24:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:02,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:02,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1164 states to 448 states and 1164 transitions. [2022-11-20 17:25:02,481 INFO L276 IsEmpty]: Start isEmpty. Operand 448 states and 1164 transitions. [2022-11-20 17:25:02,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:25:02,483 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:02,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:02,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:03,379 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:26,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:26,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1192 states to 459 states and 1192 transitions. [2022-11-20 17:25:26,700 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 1192 transitions. [2022-11-20 17:25:26,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:25:26,702 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:26,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:26,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:26,748 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:49,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:49,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1220 states to 470 states and 1220 transitions. [2022-11-20 17:25:49,498 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1220 transitions. [2022-11-20 17:25:49,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:25:49,499 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:49,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:49,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:49,552 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:25:54,959 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:25:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1229 states to 473 states and 1229 transitions. [2022-11-20 17:25:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 1229 transitions. [2022-11-20 17:25:54,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:25:54,961 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:25:54,962 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:25:54,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:25:55,031 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:07,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1242 states to 480 states and 1242 transitions. [2022-11-20 17:26:07,451 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 1242 transitions. [2022-11-20 17:26:07,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:26:07,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:07,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:08,338 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:28,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:28,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1277 states to 493 states and 1277 transitions. [2022-11-20 17:26:28,680 INFO L276 IsEmpty]: Start isEmpty. Operand 493 states and 1277 transitions. [2022-11-20 17:26:28,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:26:28,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:28,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:28,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:28,731 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:26:41,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:26:41,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1295 states to 502 states and 1295 transitions. [2022-11-20 17:26:41,626 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 1295 transitions. [2022-11-20 17:26:41,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:26:41,627 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:26:41,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:26:41,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:26:41,798 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:01,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:01,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1317 states to 511 states and 1317 transitions. [2022-11-20 17:27:01,274 INFO L276 IsEmpty]: Start isEmpty. Operand 511 states and 1317 transitions. [2022-11-20 17:27:01,275 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:01,275 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:01,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:01,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:01,317 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:09,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:09,925 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1329 states to 515 states and 1329 transitions. [2022-11-20 17:27:09,925 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 1329 transitions. [2022-11-20 17:27:09,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:09,926 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:09,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:09,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:09,972 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:16,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:16,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1338 states to 518 states and 1338 transitions. [2022-11-20 17:27:16,031 INFO L276 IsEmpty]: Start isEmpty. Operand 518 states and 1338 transitions. [2022-11-20 17:27:16,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:16,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:16,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:16,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:16,077 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:23,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:23,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1343 states to 522 states and 1343 transitions. [2022-11-20 17:27:23,113 INFO L276 IsEmpty]: Start isEmpty. Operand 522 states and 1343 transitions. [2022-11-20 17:27:23,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:23,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:23,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:23,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:23,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:34,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:34,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1359 states to 528 states and 1359 transitions. [2022-11-20 17:27:34,584 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1359 transitions. [2022-11-20 17:27:34,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:34,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:34,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:34,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:34,615 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:27:51,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:27:51,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1378 states to 536 states and 1378 transitions. [2022-11-20 17:27:51,744 INFO L276 IsEmpty]: Start isEmpty. Operand 536 states and 1378 transitions. [2022-11-20 17:27:51,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-20 17:27:51,754 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:27:51,754 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:27:51,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:27:51,836 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 17:28:00,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:28:00,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1384 states to 539 states and 1384 transitions. [2022-11-20 17:28:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1384 transitions. [2022-11-20 17:28:00,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-11-20 17:28:00,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:28:00,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:28:00,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 17:28:34,453 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.