./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/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 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb --- 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 17:02:50,594 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:02:50,597 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:02:50,633 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:02:50,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:02:50,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:02:50,637 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:02:50,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:02:50,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:02:50,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:02:50,645 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:02:50,646 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:02:50,647 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:02:50,649 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:02:50,650 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:02:50,652 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:02:50,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:02:50,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:02:50,657 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:02:50,659 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:02:50,661 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:02:50,665 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:02:50,667 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:02:50,668 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:02:50,674 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:02:50,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:02:50,681 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:02:50,682 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:02:50,684 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:02:50,685 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:02:50,686 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:02:50,686 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:02:50,688 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:02:50,690 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:02:50,691 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:02:50,692 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:02:50,693 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:02:50,693 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:02:50,694 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:02:50,695 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:02:50,695 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:02:50,696 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:02:50,725 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:02:50,725 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:02:50,726 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:02:50,726 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:02:50,727 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:02:50,727 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:02:50,728 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:02:50,728 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:02:50,728 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:02:50,728 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:02:50,729 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:02:50,729 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:02:50,729 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:02:50,729 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:02:50,730 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:02:50,731 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:02:50,731 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:02:50,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:02:50,732 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:02:50,732 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:02:50,732 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:02:50,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:50,733 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:02:50,733 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:02:50,733 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:02:50,734 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:02:50,734 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:02:50,734 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:02:50,735 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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20da2548babe3ea7ba69c8856235b685b3dad9dcce2cbb8d7159e2037477f2fb [2022-10-17 17:02:51,005 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:02:51,028 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:02:51,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:02:51,032 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:02:51,034 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:02:51,037 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2022-10-17 17:02:51,116 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/data/f98722747/7f8d20f3e4034ecc80079bfc1af1f69a/FLAGff83acad7 [2022-10-17 17:02:51,651 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:02:51,652 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c [2022-10-17 17:02:51,671 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/data/f98722747/7f8d20f3e4034ecc80079bfc1af1f69a/FLAGff83acad7 [2022-10-17 17:02:51,936 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/data/f98722747/7f8d20f3e4034ecc80079bfc1af1f69a [2022-10-17 17:02:51,938 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:02:51,939 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:02:51,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:51,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:02:51,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:02:51,948 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:51" (1/1) ... [2022-10-17 17:02:51,949 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@291187a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:51, skipping insertion in model container [2022-10-17 17:02:51,952 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:02:51" (1/1) ... [2022-10-17 17:02:51,958 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:02:52,033 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:02:52,280 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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2022-10-17 17:02:52,396 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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2022-10-17 17:02:52,546 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:52,568 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:02:52,580 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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[911,924] [2022-10-17 17:02:52,616 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_59d038ca-6c0d-4bf0-8dc0-425ab092d611/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.09.cil-2.c[8416,8429] [2022-10-17 17:02:52,648 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:02:52,681 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:02:52,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52 WrapperNode [2022-10-17 17:02:52,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:02:52,683 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:52,683 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:02:52,683 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:02:52,688 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,758 INFO L138 Inliner]: procedures = 73, calls = 89, calls flagged for inlining = 41, calls inlined = 41, statements flattened = 909 [2022-10-17 17:02:52,758 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:02:52,759 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:02:52,759 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:02:52,759 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:02:52,768 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,769 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,775 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,775 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,810 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,814 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,819 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:02:52,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:02:52,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:02:52,828 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:02:52,829 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:02:52" (1/1) ... [2022-10-17 17:02:52,835 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:02:52,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:02:52,868 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:02:52,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_59d038ca-6c0d-4bf0-8dc0-425ab092d611/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:02:52,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:02:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 17:02:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 17:02:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 17:02:52,906 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 17:02:52,906 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 17:02:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 17:02:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 17:02:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 17:02:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 17:02:52,907 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 17:02:52,907 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 17:02:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 17:02:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 17:02:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 17:02:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 17:02:52,908 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 17:02:52,908 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 17:02:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 17:02:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 17:02:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 17:02:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 17:02:52,909 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 17:02:52,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:02:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 17:02:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 17:02:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 17:02:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 17:02:52,910 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:02:52,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:02:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 17:02:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 17:02:52,911 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 17:02:52,911 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 17:02:53,030 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:02:53,032 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:02:53,981 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 17:02:53,982 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2022-10-17 17:02:54,093 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:02:54,654 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:02:54,655 INFO L300 CfgBuilder]: Removed 16 assume(true) statements. [2022-10-17 17:02:54,658 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:54 BoogieIcfgContainer [2022-10-17 17:02:54,659 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:02:54,660 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:02:54,661 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:02:54,671 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:02:54,672 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:02:54" (1/1) ... [2022-10-17 17:02:54,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:02:54,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:54,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 240 states and 361 transitions. [2022-10-17 17:02:54,761 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 361 transitions. [2022-10-17 17:02:54,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 17:02:54,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:54,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:54,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:55,112 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 17:02:55,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:55,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 245 states and 366 transitions. [2022-10-17 17:02:55,234 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 366 transitions. [2022-10-17 17:02:55,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:02:55,238 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:55,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:55,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:55,437 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 17:02:55,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:55,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 251 states and 374 transitions. [2022-10-17 17:02:55,578 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 374 transitions. [2022-10-17 17:02:55,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 17:02:55,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:55,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:55,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:55,858 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 17:02:56,100 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 400 states to 257 states and 385 transitions. [2022-10-17 17:02:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 257 states and 385 transitions. [2022-10-17 17:02:56,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:56,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:56,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:56,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:56,264 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 17:02:56,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:56,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 260 states and 389 transitions. [2022-10-17 17:02:56,355 INFO L276 IsEmpty]: Start isEmpty. Operand 260 states and 389 transitions. [2022-10-17 17:02:56,356 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 17:02:56,356 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:56,357 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:56,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:56,781 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 17:02:58,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:58,156 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 266 states and 400 transitions. [2022-10-17 17:02:58,156 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 400 transitions. [2022-10-17 17:02:58,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 17:02:58,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:58,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:58,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:58,261 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 17:02:58,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:58,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 276 states and 419 transitions. [2022-10-17 17:02:58,516 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 419 transitions. [2022-10-17 17:02:58,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 17:02:58,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:58,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:58,600 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 17:02:58,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:58,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 279 states and 425 transitions. [2022-10-17 17:02:58,633 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 425 transitions. [2022-10-17 17:02:58,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 17:02:58,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:58,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:58,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:58,700 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 17:02:58,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:02:59,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 287 states and 438 transitions. [2022-10-17 17:02:59,003 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 438 transitions. [2022-10-17 17:02:59,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:02:59,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:02:59,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:02:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:02:59,468 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:02,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 295 states and 453 transitions. [2022-10-17 17:03:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 453 transitions. [2022-10-17 17:03:02,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:03:02,436 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:02,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:02,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:02,617 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:03,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 297 states and 457 transitions. [2022-10-17 17:03:03,075 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 457 transitions. [2022-10-17 17:03:03,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:03:03,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,076 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,257 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:03,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 300 states and 462 transitions. [2022-10-17 17:03:03,288 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 462 transitions. [2022-10-17 17:03:03,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:03:03,293 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,294 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,469 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 17:03:03,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 548 states to 302 states and 465 transitions. [2022-10-17 17:03:03,499 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 465 transitions. [2022-10-17 17:03:03,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:03,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,550 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 17:03:03,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 307 states and 472 transitions. [2022-10-17 17:03:03,716 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 472 transitions. [2022-10-17 17:03:03,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:03,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:03,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:03,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:03,793 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:04,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 314 states and 485 transitions. [2022-10-17 17:03:04,220 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 485 transitions. [2022-10-17 17:03:04,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:03:04,221 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:04,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 576 states to 319 states and 493 transitions. [2022-10-17 17:03:04,540 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 493 transitions. [2022-10-17 17:03:04,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:03:04,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:04,614 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:04,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:04,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 321 states and 496 transitions. [2022-10-17 17:03:04,779 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 496 transitions. [2022-10-17 17:03:04,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:04,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:04,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:04,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,109 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 17:03:05,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,284 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 350 states and 552 transitions. [2022-10-17 17:03:05,284 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 552 transitions. [2022-10-17 17:03:05,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:05,286 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,470 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 17:03:05,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 351 states and 552 transitions. [2022-10-17 17:03:05,492 INFO L276 IsEmpty]: Start isEmpty. Operand 351 states and 552 transitions. [2022-10-17 17:03:05,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:05,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,647 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 17:03:05,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 352 states and 552 transitions. [2022-10-17 17:03:05,693 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 552 transitions. [2022-10-17 17:03:05,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:05,694 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,695 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:05,838 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 17:03:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:05,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 353 states and 552 transitions. [2022-10-17 17:03:05,863 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 552 transitions. [2022-10-17 17:03:05,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:05,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:05,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,000 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 17:03:06,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:06,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 354 states and 552 transitions. [2022-10-17 17:03:06,015 INFO L276 IsEmpty]: Start isEmpty. Operand 354 states and 552 transitions. [2022-10-17 17:03:06,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:06,017 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:06,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:06,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,119 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 17:03:06,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:06,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 355 states and 552 transitions. [2022-10-17 17:03:06,134 INFO L276 IsEmpty]: Start isEmpty. Operand 355 states and 552 transitions. [2022-10-17 17:03:06,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:06,136 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:06,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:06,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,244 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 17:03:06,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:06,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 356 states and 552 transitions. [2022-10-17 17:03:06,259 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 552 transitions. [2022-10-17 17:03:06,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:06,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:06,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:06,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,396 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 17:03:06,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:06,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 357 states and 552 transitions. [2022-10-17 17:03:06,412 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 552 transitions. [2022-10-17 17:03:06,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:06,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:06,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:06,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,517 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 17:03:06,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:06,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 641 states to 358 states and 552 transitions. [2022-10-17 17:03:06,533 INFO L276 IsEmpty]: Start isEmpty. Operand 358 states and 552 transitions. [2022-10-17 17:03:06,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:06,534 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:06,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:06,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:06,766 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 17:03:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 385 states and 609 transitions. [2022-10-17 17:03:07,336 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 609 transitions. [2022-10-17 17:03:07,337 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:07,337 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,338 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,428 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 17:03:07,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 386 states and 609 transitions. [2022-10-17 17:03:07,452 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 609 transitions. [2022-10-17 17:03:07,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:07,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,560 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 17:03:07,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 387 states and 609 transitions. [2022-10-17 17:03:07,583 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 609 transitions. [2022-10-17 17:03:07,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:07,585 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,676 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 17:03:07,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 388 states and 609 transitions. [2022-10-17 17:03:07,695 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 609 transitions. [2022-10-17 17:03:07,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:07,697 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,697 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,820 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:03:07,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 389 states and 609 transitions. [2022-10-17 17:03:07,844 INFO L276 IsEmpty]: Start isEmpty. Operand 389 states and 609 transitions. [2022-10-17 17:03:07,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:07,845 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:07,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:07,959 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 17:03:07,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:07,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 390 states and 609 transitions. [2022-10-17 17:03:07,982 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 609 transitions. [2022-10-17 17:03:07,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:07,984 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:07,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:08,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:08,087 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 17:03:08,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:08,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 704 states to 391 states and 609 transitions. [2022-10-17 17:03:08,105 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 609 transitions. [2022-10-17 17:03:08,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:08,107 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:08,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:08,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:08,355 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 17:03:08,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:08,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 412 states and 654 transitions. [2022-10-17 17:03:08,966 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 654 transitions. [2022-10-17 17:03:08,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:08,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:08,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,093 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 17:03:09,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 413 states and 654 transitions. [2022-10-17 17:03:09,113 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 654 transitions. [2022-10-17 17:03:09,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:09,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,208 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 17:03:09,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 414 states and 654 transitions. [2022-10-17 17:03:09,227 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 654 transitions. [2022-10-17 17:03:09,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:09,229 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,323 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 17:03:09,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 415 states and 654 transitions. [2022-10-17 17:03:09,342 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 654 transitions. [2022-10-17 17:03:09,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:09,343 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,436 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 17:03:09,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 416 states and 654 transitions. [2022-10-17 17:03:09,454 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 654 transitions. [2022-10-17 17:03:09,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:09,455 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,577 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 17:03:09,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:09,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 417 states and 654 transitions. [2022-10-17 17:03:09,597 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 654 transitions. [2022-10-17 17:03:09,598 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:09,598 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:09,600 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:09,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:09,839 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 17:03:10,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 435 states and 693 transitions. [2022-10-17 17:03:10,484 INFO L276 IsEmpty]: Start isEmpty. Operand 435 states and 693 transitions. [2022-10-17 17:03:10,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:10,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,588 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 17:03:10,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 436 states and 693 transitions. [2022-10-17 17:03:10,610 INFO L276 IsEmpty]: Start isEmpty. Operand 436 states and 693 transitions. [2022-10-17 17:03:10,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:10,611 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,612 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,715 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 17:03:10,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 437 states and 693 transitions. [2022-10-17 17:03:10,753 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 693 transitions. [2022-10-17 17:03:10,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:10,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:10,855 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 17:03:10,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:10,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 800 states to 438 states and 693 transitions. [2022-10-17 17:03:10,876 INFO L276 IsEmpty]: Start isEmpty. Operand 438 states and 693 transitions. [2022-10-17 17:03:10,878 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:10,878 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:10,878 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:10,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:11,130 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 17:03:11,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:11,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 450 states and 720 transitions. [2022-10-17 17:03:11,814 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states and 720 transitions. [2022-10-17 17:03:11,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:11,818 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:11,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:11,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:11,929 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 17:03:11,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:11,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 451 states and 720 transitions. [2022-10-17 17:03:11,956 INFO L276 IsEmpty]: Start isEmpty. Operand 451 states and 720 transitions. [2022-10-17 17:03:11,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 17:03:11,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:11,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:12,100 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 17:03:12,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:12,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 459 states and 735 transitions. [2022-10-17 17:03:12,592 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 735 transitions. [2022-10-17 17:03:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2022-10-17 17:03:12,593 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:12,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:12,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:12,644 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:12,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:12,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 867 states to 462 states and 741 transitions. [2022-10-17 17:03:12,674 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 741 transitions. [2022-10-17 17:03:12,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2022-10-17 17:03:12,676 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:12,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:12,709 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 17:03:13,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 471 states and 757 transitions. [2022-10-17 17:03:13,496 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 757 transitions. [2022-10-17 17:03:13,497 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-10-17 17:03:13,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,565 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 17:03:13,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 471 states and 755 transitions. [2022-10-17 17:03:13,594 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 755 transitions. [2022-10-17 17:03:13,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2022-10-17 17:03:13,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,635 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:03:13,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 880 states to 471 states and 754 transitions. [2022-10-17 17:03:13,663 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 754 transitions. [2022-10-17 17:03:13,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 17:03:13,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,699 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-10-17 17:03:13,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 476 states and 761 transitions. [2022-10-17 17:03:13,874 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 761 transitions. [2022-10-17 17:03:13,875 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2022-10-17 17:03:13,876 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 17:03:13,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:13,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 477 states and 764 transitions. [2022-10-17 17:03:13,950 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 764 transitions. [2022-10-17 17:03:13,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-10-17 17:03:13,952 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:13,952 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:13,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,011 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:03:14,204 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 478 states and 766 transitions. [2022-10-17 17:03:14,209 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 766 transitions. [2022-10-17 17:03:14,211 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 17:03:14,211 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:14,268 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-10-17 17:03:14,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:14,300 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 478 states and 765 transitions. [2022-10-17 17:03:14,300 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 765 transitions. [2022-10-17 17:03:14,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-10-17 17:03:14,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:14,303 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:14,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:15,206 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 5 proven. 12 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2022-10-17 17:03:16,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:03:16,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 478 states and 764 transitions. [2022-10-17 17:03:16,446 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 764 transitions. [2022-10-17 17:03:16,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-10-17 17:03:16,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:03:16,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:03:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:03:17,075 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked.