./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/loops-crafted-1/discover_list.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_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/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_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loops-crafted-1/discover_list.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/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_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/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 b98ece0168fde0a9f5db629b0589397995dd8e9526df8a73dd8042a19f16d948 --- 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 16:38:50,642 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:38:50,646 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:38:50,705 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:38:50,705 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:38:50,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:38:50,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:38:50,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:38:50,722 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:38:50,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:38:50,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:38:50,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:38:50,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:38:50,737 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:38:50,740 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:38:50,742 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:38:50,744 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:38:50,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:38:50,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:38:50,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:38:50,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:38:50,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:38:50,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:38:50,765 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:38:50,777 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:38:50,778 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:38:50,778 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:38:50,781 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:38:50,782 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:38:50,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:38:50,784 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:38:50,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:38:50,790 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:38:50,792 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:38:50,794 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:38:50,794 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:38:50,795 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:38:50,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:38:50,796 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:38:50,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:38:50,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:38:50,800 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:38:50,854 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:38:50,854 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:38:50,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:38:50,857 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:38:50,858 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:38:50,859 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:38:50,859 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:38:50,859 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:38:50,860 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:38:50,860 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:38:50,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:38:50,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:38:50,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:38:50,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:38:50,863 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:38:50,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:38:50,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:38:50,864 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:38:50,864 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:38:50,864 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:38:50,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:38:50,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:50,865 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:38:50,865 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:38:50,866 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:38:50,866 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:38:50,868 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:38:50,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:38:50,869 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_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b98ece0168fde0a9f5db629b0589397995dd8e9526df8a73dd8042a19f16d948 [2022-10-17 16:38:51,171 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:38:51,197 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:38:51,200 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:38:51,202 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:38:51,203 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:38:51,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loops-crafted-1/discover_list.c [2022-10-17 16:38:51,277 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/data/f9bbe1167/dfa86f580fbb4c418c71b66b53fe0e91/FLAG56d3cbfb9 [2022-10-17 16:38:51,817 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:38:51,818 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/sv-benchmarks/c/loops-crafted-1/discover_list.c [2022-10-17 16:38:51,844 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/data/f9bbe1167/dfa86f580fbb4c418c71b66b53fe0e91/FLAG56d3cbfb9 [2022-10-17 16:38:52,132 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/data/f9bbe1167/dfa86f580fbb4c418c71b66b53fe0e91 [2022-10-17 16:38:52,134 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:38:52,136 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:38:52,138 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:52,138 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:38:52,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:38:52,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,144 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ae7a5a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52, skipping insertion in model container [2022-10-17 16:38:52,144 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,151 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:38:52,185 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:38:52,446 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_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2022-10-17 16:38:52,560 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:52,588 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:38:52,613 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_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/sv-benchmarks/c/loops-crafted-1/discover_list.c[4997,5010] [2022-10-17 16:38:52,679 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:38:52,704 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:38:52,705 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52 WrapperNode [2022-10-17 16:38:52,705 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:38:52,706 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:52,707 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:38:52,707 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:38:52,722 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,756 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,813 INFO L138 Inliner]: procedures = 36, calls = 627, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 496 [2022-10-17 16:38:52,813 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:38:52,814 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:38:52,814 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:38:52,814 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:38:52,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,824 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,886 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,912 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,925 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:38:52,931 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:38:52,931 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:38:52,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:38:52,933 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:38:52" (1/1) ... [2022-10-17 16:38:52,941 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:38:52,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:38:52,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:38:53,001 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_279ee699-f36b-4b1f-b04a-9fe585e5f2f8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:38:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:38:53,046 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-10-17 16:38:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:38:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:38:53,049 INFO L130 BoogieDeclarations]: Found specification of procedure smp_send_req [2022-10-17 16:38:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-10-17 16:38:53,050 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-10-17 16:38:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:38:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:38:53,050 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:38:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:38:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 16:38:53,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 16:38:53,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-10-17 16:38:53,230 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:38:53,233 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:38:53,973 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:38:54,416 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:38:54,417 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-10-17 16:38:54,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:54 BoogieIcfgContainer [2022-10-17 16:38:54,421 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:38:54,423 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:38:54,423 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:38:54,436 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:38:54,436 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:38:54" (1/1) ... [2022-10-17 16:38:54,452 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:38:54,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:54,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 48 states and 69 transitions. [2022-10-17 16:38:54,550 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 69 transitions. [2022-10-17 16:38:54,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-10-17 16:38:54,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:54,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:54,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:55,481 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-10-17 16:38:56,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 50 states and 71 transitions. [2022-10-17 16:38:56,081 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 71 transitions. [2022-10-17 16:38:56,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-10-17 16:38:56,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:56,701 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:56,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:56,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 52 states and 74 transitions. [2022-10-17 16:38:56,887 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 74 transitions. [2022-10-17 16:38:56,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-10-17 16:38:56,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:56,889 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:56,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:57,381 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:57,822 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:57,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 54 states and 78 transitions. [2022-10-17 16:38:57,824 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 78 transitions. [2022-10-17 16:38:57,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-10-17 16:38:57,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:57,825 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:57,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:58,353 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:58,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 55 states and 79 transitions. [2022-10-17 16:38:58,662 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 79 transitions. [2022-10-17 16:38:58,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-10-17 16:38:58,665 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:58,665 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:58,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:59,344 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:38:59,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:59,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2022-10-17 16:38:59,582 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2022-10-17 16:38:59,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-10-17 16:38:59,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:59,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:59,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:00,312 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:00,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:00,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 57 states and 81 transitions. [2022-10-17 16:39:00,781 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2022-10-17 16:39:00,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-10-17 16:39:00,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:00,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:00,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:01,405 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:01,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:01,789 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 58 states and 82 transitions. [2022-10-17 16:39:01,789 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 82 transitions. [2022-10-17 16:39:01,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-10-17 16:39:01,791 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:01,791 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:01,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:02,499 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:02,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:02,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 59 states and 83 transitions. [2022-10-17 16:39:02,904 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 83 transitions. [2022-10-17 16:39:02,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-10-17 16:39:02,905 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:02,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:02,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:03,701 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:04,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 60 states and 84 transitions. [2022-10-17 16:39:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2022-10-17 16:39:04,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-10-17 16:39:04,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:04,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:04,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:04,968 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 0 proven. 66 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:05,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:05,404 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 61 states and 85 transitions. [2022-10-17 16:39:05,404 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2022-10-17 16:39:05,407 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:39:05,408 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:05,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:06,220 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:06,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:06,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 62 states and 86 transitions. [2022-10-17 16:39:06,528 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 86 transitions. [2022-10-17 16:39:06,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-10-17 16:39:06,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:06,529 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:06,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:07,438 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 91 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:08,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:08,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 63 states and 87 transitions. [2022-10-17 16:39:08,014 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2022-10-17 16:39:08,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-10-17 16:39:08,015 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:08,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:08,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:08,819 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:09,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:09,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 64 states and 88 transitions. [2022-10-17 16:39:09,171 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2022-10-17 16:39:09,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-10-17 16:39:09,172 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:09,172 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:09,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:09,958 INFO L134 CoverageAnalysis]: Checked inductivity of 122 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:10,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:10,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 65 states and 89 transitions. [2022-10-17 16:39:10,242 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 89 transitions. [2022-10-17 16:39:10,242 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2022-10-17 16:39:10,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:10,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:10,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:11,270 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 0 proven. 136 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:12,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:12,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 66 states and 90 transitions. [2022-10-17 16:39:12,098 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 90 transitions. [2022-10-17 16:39:12,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2022-10-17 16:39:12,099 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:12,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:12,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:13,048 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:13,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:13,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 67 states and 91 transitions. [2022-10-17 16:39:13,667 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 91 transitions. [2022-10-17 16:39:13,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-10-17 16:39:13,668 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:13,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:14,705 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 171 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:15,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:15,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 68 states and 92 transitions. [2022-10-17 16:39:15,178 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2022-10-17 16:39:15,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2022-10-17 16:39:15,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:15,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:15,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:16,130 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 190 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:16,505 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:16,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 69 states and 93 transitions. [2022-10-17 16:39:16,507 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2022-10-17 16:39:16,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:39:16,509 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:16,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:16,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:39:17,563 INFO L134 CoverageAnalysis]: Checked inductivity of 212 backedges. 0 proven. 210 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:39:17,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:17,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 70 states and 94 transitions. [2022-10-17 16:39:17,964 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 94 transitions. [2022-10-17 16:39:17,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:39:17,965 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:17,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:18,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat