./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/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_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/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_4220a128-5c58-4094-97a5-f4471607140f/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 8eb51bb6f9c94e581d6ba21c25f6021e38364df0ee9c7b7b096e4c3b9d6ac008 --- 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 16:37:42,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:37:42,683 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:37:42,723 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:37:42,724 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:37:42,725 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:37:42,727 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:37:42,730 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:37:42,732 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:37:42,733 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:37:42,735 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:37:42,740 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:37:42,742 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:37:42,744 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:37:42,748 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:37:42,750 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:37:42,753 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:37:42,763 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:37:42,766 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:37:42,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:37:42,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:37:42,774 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:37:42,776 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:37:42,778 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:37:42,784 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:37:42,787 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:37:42,789 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:37:42,791 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:37:42,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:37:42,793 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:37:42,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:37:42,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:37:42,797 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:37:42,799 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:37:42,800 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:37:42,801 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:37:42,801 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:37:42,802 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:37:42,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:37:42,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:37:42,812 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:37:42,813 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:37:42,878 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:37:42,878 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:37:42,880 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:37:42,880 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:37:42,881 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:37:42,881 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:37:42,882 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:37:42,882 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:37:42,882 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:37:42,882 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:37:42,883 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:37:42,884 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:37:42,884 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:37:42,884 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:37:42,884 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:37:42,885 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:37:42,885 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:37:42,885 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:37:42,885 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:37:42,886 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:37:42,886 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:37:42,886 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:42,887 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:37:42,887 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:37:42,887 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:37:42,887 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:37:42,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:37:42,888 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:37:42,888 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_4220a128-5c58-4094-97a5-f4471607140f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8eb51bb6f9c94e581d6ba21c25f6021e38364df0ee9c7b7b096e4c3b9d6ac008 [2022-10-17 16:37:43,191 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:37:43,226 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:37:43,229 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:37:43,230 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:37:43,231 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:37:43,233 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2022-10-17 16:37:43,323 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/data/18f3617e7/993c30358c4f4830931b6459908cb45a/FLAG3c0cef234 [2022-10-17 16:37:43,997 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:37:43,998 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c [2022-10-17 16:37:44,017 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/data/18f3617e7/993c30358c4f4830931b6459908cb45a/FLAG3c0cef234 [2022-10-17 16:37:44,253 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/data/18f3617e7/993c30358c4f4830931b6459908cb45a [2022-10-17 16:37:44,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:37:44,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:37:44,258 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:44,258 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:37:44,261 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:37:44,262 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,263 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@176260e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44, skipping insertion in model container [2022-10-17 16:37:44,263 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,270 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:37:44,322 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:37:44,598 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_4220a128-5c58-4094-97a5-f4471607140f/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7920,7933] [2022-10-17 16:37:44,641 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:44,661 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:37:44,759 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_4220a128-5c58-4094-97a5-f4471607140f/sv-benchmarks/c/seq-mthreaded-reduced/pals_opt-floodmax.3.3.ufo.UNBOUNDED.pals.c.v+cfa-reducer.c[7920,7933] [2022-10-17 16:37:44,787 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:37:44,805 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:37:44,805 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44 WrapperNode [2022-10-17 16:37:44,805 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:37:44,806 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:44,807 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:37:44,807 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:37:44,815 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,828 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,871 INFO L138 Inliner]: procedures = 23, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 635 [2022-10-17 16:37:44,871 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:37:44,872 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:37:44,872 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:37:44,872 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:37:44,881 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,882 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,886 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,898 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,909 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,917 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:37:44,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:37:44,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:37:44,918 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:37:44,919 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:37:44" (1/1) ... [2022-10-17 16:37:44,933 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:37:44,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:37:44,991 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:37:45,008 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4220a128-5c58-4094-97a5-f4471607140f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:37:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:37:45,058 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:37:45,061 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:37:45,061 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:37:45,301 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:37:45,303 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:37:46,026 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:37:46,462 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:37:46,462 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:37:46,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:46 BoogieIcfgContainer [2022-10-17 16:37:46,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:37:46,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:37:46,467 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:37:46,478 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:37:46,479 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:37:46" (1/1) ... [2022-10-17 16:37:46,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:37:46,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:46,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 98 states and 169 transitions. [2022-10-17 16:37:46,586 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 169 transitions. [2022-10-17 16:37:46,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:37:46,592 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:46,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:46,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:47,179 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 16:37:47,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:47,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 100 states and 170 transitions. [2022-10-17 16:37:47,253 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 170 transitions. [2022-10-17 16:37:47,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:37:47,256 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:47,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:47,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:47,524 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:47,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:47,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 103 states and 174 transitions. [2022-10-17 16:37:47,709 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 174 transitions. [2022-10-17 16:37:47,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:37:47,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:47,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:47,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:47,899 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 16:37:48,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:48,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 111 states and 191 transitions. [2022-10-17 16:37:48,191 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 191 transitions. [2022-10-17 16:37:48,194 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:37:48,194 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:48,194 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:48,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:48,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:48,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:48,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 116 states and 199 transitions. [2022-10-17 16:37:48,755 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 199 transitions. [2022-10-17 16:37:48,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:37:48,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:48,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:48,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:48,858 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 16:37:48,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:48,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 118 states and 203 transitions. [2022-10-17 16:37:48,901 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 203 transitions. [2022-10-17 16:37:48,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2022-10-17 16:37:48,903 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:48,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:48,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:49,045 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 16:37:50,289 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:50,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 127 states and 222 transitions. [2022-10-17 16:37:50,290 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 222 transitions. [2022-10-17 16:37:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:50,291 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:50,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:50,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:50,393 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 16:37:50,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:50,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 131 states and 228 transitions. [2022-10-17 16:37:50,527 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 228 transitions. [2022-10-17 16:37:50,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:50,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:50,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:50,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:50,677 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 16:37:52,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 145 states and 260 transitions. [2022-10-17 16:37:52,262 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 260 transitions. [2022-10-17 16:37:52,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:52,263 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,386 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 16:37:52,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 146 states and 260 transitions. [2022-10-17 16:37:52,421 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 260 transitions. [2022-10-17 16:37:52,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:52,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,493 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 16:37:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 150 states and 266 transitions. [2022-10-17 16:37:52,553 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 266 transitions. [2022-10-17 16:37:52,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:37:52,554 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,633 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 16:37:52,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,663 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 151 states and 266 transitions. [2022-10-17 16:37:52,663 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 266 transitions. [2022-10-17 16:37:52,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:52,664 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,737 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 16:37:52,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:52,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 152 states and 267 transitions. [2022-10-17 16:37:52,775 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 267 transitions. [2022-10-17 16:37:52,775 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:52,775 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:52,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:52,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:52,939 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 16:37:54,690 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:54,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 163 states and 290 transitions. [2022-10-17 16:37:54,691 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 290 transitions. [2022-10-17 16:37:54,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:54,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:54,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:54,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:54,756 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 16:37:54,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:54,785 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 162 states and 288 transitions. [2022-10-17 16:37:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 288 transitions. [2022-10-17 16:37:54,786 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-10-17 16:37:54,786 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:54,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:54,847 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 16:37:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:54,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 164 states and 292 transitions. [2022-10-17 16:37:54,887 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 292 transitions. [2022-10-17 16:37:54,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:37:54,888 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:54,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:54,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:54,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:55,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:55,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 168 states and 298 transitions. [2022-10-17 16:37:55,030 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 298 transitions. [2022-10-17 16:37:55,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:37:55,031 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:55,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:55,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:55,176 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 16:37:59,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 183 states and 332 transitions. [2022-10-17 16:37:59,187 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 332 transitions. [2022-10-17 16:37:59,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:37:59,188 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,292 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 16:37:59,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 184 states and 332 transitions. [2022-10-17 16:37:59,326 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 332 transitions. [2022-10-17 16:37:59,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:37:59,327 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,403 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 16:37:59,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 188 states and 338 transitions. [2022-10-17 16:37:59,447 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 338 transitions. [2022-10-17 16:37:59,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:37:59,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:37:59,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 189 states and 338 transitions. [2022-10-17 16:37:59,563 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 338 transitions. [2022-10-17 16:37:59,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:59,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,646 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 16:37:59,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 344 states to 193 states and 344 transitions. [2022-10-17 16:37:59,690 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 344 transitions. [2022-10-17 16:37:59,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:59,692 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:37:59,773 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 16:37:59,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:37:59,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 197 states and 350 transitions. [2022-10-17 16:37:59,940 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 350 transitions. [2022-10-17 16:37:59,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:37:59,941 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:37:59,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:37:59,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,013 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 16:38:00,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 198 states and 350 transitions. [2022-10-17 16:38:00,047 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 350 transitions. [2022-10-17 16:38:00,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:00,047 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,162 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 16:38:00,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 202 states and 356 transitions. [2022-10-17 16:38:00,208 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 356 transitions. [2022-10-17 16:38:00,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:00,210 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,292 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 16:38:00,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 203 states and 356 transitions. [2022-10-17 16:38:00,329 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 356 transitions. [2022-10-17 16:38:00,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:00,332 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,332 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,406 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 16:38:00,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:00,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 204 states and 356 transitions. [2022-10-17 16:38:00,442 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 356 transitions. [2022-10-17 16:38:00,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:00,442 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:00,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:00,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:00,828 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 16:38:06,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 224 states and 404 transitions. [2022-10-17 16:38:06,242 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 404 transitions. [2022-10-17 16:38:06,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:06,243 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:06,311 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 16:38:06,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,356 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 228 states and 410 transitions. [2022-10-17 16:38:06,356 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 410 transitions. [2022-10-17 16:38:06,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:38:06,357 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:06,448 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 16:38:06,494 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 229 states and 410 transitions. [2022-10-17 16:38:06,499 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 410 transitions. [2022-10-17 16:38:06,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:06,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:06,581 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 16:38:06,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 416 states to 233 states and 416 transitions. [2022-10-17 16:38:06,644 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 416 transitions. [2022-10-17 16:38:06,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:06,645 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,645 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:06,706 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:38:06,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 235 states and 419 transitions. [2022-10-17 16:38:06,744 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 419 transitions. [2022-10-17 16:38:06,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:06,745 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,745 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:06,811 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 16:38:06,845 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:06,846 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 236 states and 419 transitions. [2022-10-17 16:38:06,846 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 419 transitions. [2022-10-17 16:38:06,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:06,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:06,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:06,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:07,069 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 16:38:11,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:11,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 253 states and 457 transitions. [2022-10-17 16:38:11,999 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 457 transitions. [2022-10-17 16:38:12,000 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:12,000 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,001 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:12,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:12,104 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 16:38:12,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:38:12,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 453 states to 251 states and 453 transitions. [2022-10-17 16:38:12,149 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 453 transitions. [2022-10-17 16:38:12,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:38:12,151 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:38:12,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:38:12,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:38:12,408 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.