./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/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 41c8a8bc6e14c971558b90999312edb800c79ff966f34c4894803ada36cfe43c --- 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 16:32:59,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:32:59,763 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:32:59,830 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:32:59,831 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:32:59,838 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:32:59,841 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:32:59,847 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:32:59,851 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:32:59,858 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:32:59,860 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:32:59,863 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:32:59,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:32:59,872 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:32:59,875 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:32:59,877 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:32:59,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:32:59,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:32:59,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:32:59,895 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:32:59,898 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:32:59,900 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:32:59,905 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:32:59,907 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:32:59,919 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:32:59,920 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:32:59,921 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:32:59,923 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:32:59,925 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:32:59,926 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:32:59,927 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:32:59,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:32:59,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:32:59,935 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:32:59,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:32:59,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:32:59,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:32:59,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:32:59,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:32:59,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:32:59,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:32:59,942 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:32:59,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:32:59,990 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:32:59,992 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:32:59,992 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:32:59,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:32:59,994 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:32:59,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:32:59,994 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:32:59,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:32:59,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:32:59,996 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:32:59,996 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:32:59,997 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:32:59,997 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:32:59,997 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:32:59,998 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:32:59,998 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:32:59,998 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:32:59,998 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:32:59,999 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:32:59,999 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:32:59,999 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:00,000 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:33:00,000 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:33:00,000 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:33:00,000 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:33:00,001 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:33:00,001 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:33:00,001 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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41c8a8bc6e14c971558b90999312edb800c79ff966f34c4894803ada36cfe43c [2022-10-17 16:33:00,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:33:00,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:33:00,324 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:33:00,326 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:33:00,327 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:33:00,329 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c [2022-10-17 16:33:00,418 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/data/1e5268d58/78c9b4ec1ba544348133073a44aaa918/FLAG3ffd3885c [2022-10-17 16:33:00,955 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:33:00,956 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c [2022-10-17 16:33:00,969 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/data/1e5268d58/78c9b4ec1ba544348133073a44aaa918/FLAG3ffd3885c [2022-10-17 16:33:01,301 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/data/1e5268d58/78c9b4ec1ba544348133073a44aaa918 [2022-10-17 16:33:01,303 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:33:01,305 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:33:01,310 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:01,311 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:33:01,314 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:33:01,315 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,317 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4ea08a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01, skipping insertion in model container [2022-10-17 16:33:01,318 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,327 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:33:01,402 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:33:01,581 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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c[911,924] [2022-10-17 16:33:01,665 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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c[8416,8429] [2022-10-17 16:33:01,704 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:01,717 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:33:01,733 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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c[911,924] [2022-10-17 16:33:01,765 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_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/sv-benchmarks/c/combinations/pc_sfifo_3.cil+token_ring.01.cil-2.c[8416,8429] [2022-10-17 16:33:01,791 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:33:01,816 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:33:01,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01 WrapperNode [2022-10-17 16:33:01,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:33:01,819 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:01,819 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:33:01,819 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:33:01,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,860 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,918 INFO L138 Inliner]: procedures = 57, calls = 65, calls flagged for inlining = 25, calls inlined = 25, statements flattened = 445 [2022-10-17 16:33:01,922 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:33:01,923 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:33:01,923 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:33:01,924 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:33:01,935 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,951 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,952 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,970 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:01,994 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:02,010 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:02,013 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:02,017 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:33:02,018 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:33:02,019 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:33:02,019 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:33:02,020 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:33:01" (1/1) ... [2022-10-17 16:33:02,027 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:33:02,038 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:33:02,051 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:33:02,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1d844ee-71c0-43ae-8f5c-bef487ba7fef/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:33:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:33:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2022-10-17 16:33:02,103 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2022-10-17 16:33:02,103 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_write_p_triggered [2022-10-17 16:33:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_write_p_triggered [2022-10-17 16:33:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread1 [2022-10-17 16:33:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread1 [2022-10-17 16:33:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread2 [2022-10-17 16:33:02,104 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread2 [2022-10-17 16:33:02,104 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events1 [2022-10-17 16:33:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events1 [2022-10-17 16:33:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events2 [2022-10-17 16:33:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events2 [2022-10-17 16:33:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads2 [2022-10-17 16:33:02,105 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads2 [2022-10-17 16:33:02,105 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads1 [2022-10-17 16:33:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads1 [2022-10-17 16:33:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure is_do_read_c_triggered [2022-10-17 16:33:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure is_do_read_c_triggered [2022-10-17 16:33:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels1 [2022-10-17 16:33:02,106 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels1 [2022-10-17 16:33:02,106 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels2 [2022-10-17 16:33:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels2 [2022-10-17 16:33:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:33:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events2 [2022-10-17 16:33:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events2 [2022-10-17 16:33:02,107 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events1 [2022-10-17 16:33:02,107 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events1 [2022-10-17 16:33:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:33:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:33:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure error1 [2022-10-17 16:33:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure error1 [2022-10-17 16:33:02,108 INFO L130 BoogieDeclarations]: Found specification of procedure error2 [2022-10-17 16:33:02,108 INFO L138 BoogieDeclarations]: Found implementation of procedure error2 [2022-10-17 16:33:02,230 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:33:02,239 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:33:02,907 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##56: assume !(1 == ~q_free~0); [2022-10-17 16:33:02,908 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##55: assume 1 == ~q_free~0;~c_dr_st~0 := 2;~c_dr_pc~0 := 2;~a_t~0 := do_read_c_~a~0#1; [2022-10-17 16:33:02,951 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:33:03,172 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:33:03,172 INFO L300 CfgBuilder]: Removed 8 assume(true) statements. [2022-10-17 16:33:03,176 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:03 BoogieIcfgContainer [2022-10-17 16:33:03,176 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:33:03,177 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:33:03,178 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:33:03,189 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:33:03,190 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:33:03" (1/1) ... [2022-10-17 16:33:03,201 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:33:03,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 152 states and 217 transitions. [2022-10-17 16:33:03,274 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 217 transitions. [2022-10-17 16:33:03,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:03,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,693 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 16:33:03,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:03,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 157 states and 225 transitions. [2022-10-17 16:33:03,791 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 225 transitions. [2022-10-17 16:33:03,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-10-17 16:33:03,794 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:03,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:03,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:03,940 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 16:33:04,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:04,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 165 states and 240 transitions. [2022-10-17 16:33:04,112 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 240 transitions. [2022-10-17 16:33:04,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:04,125 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:04,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:04,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:04,474 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 270 transitions. [2022-10-17 16:33:05,202 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 270 transitions. [2022-10-17 16:33:05,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:05,205 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,206 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,300 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:05,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 297 states to 178 states and 271 transitions. [2022-10-17 16:33:05,443 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 271 transitions. [2022-10-17 16:33:05,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2022-10-17 16:33:05,448 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,530 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:05,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 178 states and 269 transitions. [2022-10-17 16:33:05,622 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 269 transitions. [2022-10-17 16:33:05,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:05,625 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,744 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 16:33:05,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 183 states and 274 transitions. [2022-10-17 16:33:05,858 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 274 transitions. [2022-10-17 16:33:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:05,859 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,859 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:05,930 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:05,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:05,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 180 states and 266 transitions. [2022-10-17 16:33:05,994 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 266 transitions. [2022-10-17 16:33:05,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:05,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:05,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:06,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:07,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:07,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 338 states to 192 states and 295 transitions. [2022-10-17 16:33:07,788 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 295 transitions. [2022-10-17 16:33:07,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:07,790 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:07,790 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:07,840 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:08,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:08,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 194 states and 301 transitions. [2022-10-17 16:33:08,260 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 301 transitions. [2022-10-17 16:33:08,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2022-10-17 16:33:08,261 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:08,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:08,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:08,308 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:08,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:08,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 195 states and 303 transitions. [2022-10-17 16:33:08,397 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 303 transitions. [2022-10-17 16:33:08,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:33:08,402 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:08,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:08,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:08,653 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 16:33:09,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 201 states and 314 transitions. [2022-10-17 16:33:09,138 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 314 transitions. [2022-10-17 16:33:09,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:33:09,139 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:09,187 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:09,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 198 states and 305 transitions. [2022-10-17 16:33:09,309 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 305 transitions. [2022-10-17 16:33:09,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2022-10-17 16:33:09,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,311 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:09,359 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:09,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:09,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 200 states and 308 transitions. [2022-10-17 16:33:09,486 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 308 transitions. [2022-10-17 16:33:09,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:33:09,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:09,490 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:09,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:09,972 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 16:33:12,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:12,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 399 states to 213 states and 333 transitions. [2022-10-17 16:33:12,095 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 333 transitions. [2022-10-17 16:33:12,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-10-17 16:33:12,097 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:12,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:12,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:12,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:33:13,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:13,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 409 states to 212 states and 328 transitions. [2022-10-17 16:33:13,532 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 328 transitions. [2022-10-17 16:33:13,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:33:13,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:13,534 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:13,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:13,649 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 16:33:14,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:14,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 222 states and 347 transitions. [2022-10-17 16:33:14,109 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 347 transitions. [2022-10-17 16:33:14,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:33:14,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:14,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:14,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:14,141 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:14,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:14,160 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 224 states and 351 transitions. [2022-10-17 16:33:14,161 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 351 transitions. [2022-10-17 16:33:14,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-10-17 16:33:14,167 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:14,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:14,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:14,193 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:14,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:14,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 435 states to 224 states and 350 transitions. [2022-10-17 16:33:14,212 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 350 transitions. [2022-10-17 16:33:14,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2022-10-17 16:33:14,213 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:14,214 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:14,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:14,326 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:15,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:15,105 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 455 states to 234 states and 368 transitions. [2022-10-17 16:33:15,105 INFO L276 IsEmpty]: Start isEmpty. Operand 234 states and 368 transitions. [2022-10-17 16:33:15,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-10-17 16:33:15,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:15,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:15,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:15,160 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 16:33:15,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:15,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 237 states and 374 transitions. [2022-10-17 16:33:15,182 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 374 transitions. [2022-10-17 16:33:15,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2022-10-17 16:33:15,184 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:15,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:15,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:15,217 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 16:33:15,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:15,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 245 states and 387 transitions. [2022-10-17 16:33:15,804 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 387 transitions. [2022-10-17 16:33:15,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2022-10-17 16:33:15,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:15,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:15,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:16,039 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:33:16,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:16,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 479 states to 247 states and 390 transitions. [2022-10-17 16:33:16,268 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 390 transitions. [2022-10-17 16:33:16,269 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 16:33:16,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:16,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:16,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:16,406 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-10-17 16:33:16,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:16,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 247 states and 389 transitions. [2022-10-17 16:33:16,427 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 389 transitions. [2022-10-17 16:33:16,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:16,429 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:16,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:17,118 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:21,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:21,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 261 states and 424 transitions. [2022-10-17 16:33:21,348 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 424 transitions. [2022-10-17 16:33:21,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:21,350 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:21,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:21,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:21,526 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:23,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:23,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 266 states and 430 transitions. [2022-10-17 16:33:23,918 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 430 transitions. [2022-10-17 16:33:23,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:23,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:23,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:23,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:23,956 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-10-17 16:33:25,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 265 states and 426 transitions. [2022-10-17 16:33:25,273 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 426 transitions. [2022-10-17 16:33:25,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 16:33:25,274 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,389 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2022-10-17 16:33:25,414 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 267 states and 429 transitions. [2022-10-17 16:33:25,416 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 429 transitions. [2022-10-17 16:33:25,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:33:25,418 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:25,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:25,551 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:26,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 269 states and 433 transitions. [2022-10-17 16:33:26,477 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 433 transitions. [2022-10-17 16:33:26,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 16:33:26,479 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,536 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2022-10-17 16:33:26,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 558 states to 270 states and 434 transitions. [2022-10-17 16:33:26,772 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 434 transitions. [2022-10-17 16:33:26,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:33:26,774 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:26,926 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2022-10-17 16:33:26,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:26,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 272 states and 437 transitions. [2022-10-17 16:33:26,955 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 437 transitions. [2022-10-17 16:33:26,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 16:33:26,957 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:26,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:26,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,140 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:27,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:27,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 566 states to 275 states and 442 transitions. [2022-10-17 16:33:27,176 INFO L276 IsEmpty]: Start isEmpty. Operand 275 states and 442 transitions. [2022-10-17 16:33:27,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:33:27,178 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:27,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:27,303 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-10-17 16:33:29,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 584 states to 284 states and 458 transitions. [2022-10-17 16:33:29,320 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 458 transitions. [2022-10-17 16:33:29,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-10-17 16:33:29,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:29,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,364 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2022-10-17 16:33:29,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:33:29,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 591 states to 289 states and 465 transitions. [2022-10-17 16:33:29,602 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 465 transitions. [2022-10-17 16:33:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 16:33:29,603 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:33:29,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:33:29,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:33:29,939 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 7 proven. 5 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked.