./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c.v+lhb-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_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/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_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/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_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/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 f4332eab059a2e63fe2129905a86c0f1576ab7a248b3300f50ebbc0c52549386 --- 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 16:49:37,770 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:49:37,772 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:49:37,808 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:49:37,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:49:37,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:49:37,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:49:37,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:49:37,816 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:49:37,817 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:49:37,818 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:49:37,820 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:49:37,820 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:49:37,822 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:49:37,823 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:49:37,825 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:49:37,826 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:49:37,827 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:49:37,829 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:49:37,832 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:49:37,834 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:49:37,841 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:49:37,843 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:49:37,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:49:37,851 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:49:37,856 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:49:37,858 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:49:37,859 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:49:37,861 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:49:37,862 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:49:37,864 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:49:37,865 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:49:37,866 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:49:37,868 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:49:37,870 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:49:37,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:49:37,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:49:37,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:49:37,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:49:37,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:49:37,881 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:49:37,883 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:49:37,919 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:49:37,921 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:49:37,922 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:49:37,923 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:49:37,924 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:49:37,924 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:49:37,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:49:37,925 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:49:37,925 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:49:37,925 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:49:37,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:49:37,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:49:37,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:49:37,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:49:37,928 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:49:37,928 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:49:37,928 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:49:37,928 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:49:37,929 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:49:37,929 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:49:37,929 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:49:37,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:37,930 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:49:37,930 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:49:37,930 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:49:37,930 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:49:37,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:49:37,931 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:49:37,931 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_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4332eab059a2e63fe2129905a86c0f1576ab7a248b3300f50ebbc0c52549386 [2022-10-17 16:49:38,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:49:38,245 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:49:38,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:49:38,249 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:49:38,250 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:49:38,251 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2022-10-17 16:49:38,318 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/data/4b9fa1984/5372c29c91524f2180dc5a359e17ad16/FLAGc021dbf49 [2022-10-17 16:49:39,240 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:49:39,242 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c [2022-10-17 16:49:39,310 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/data/4b9fa1984/5372c29c91524f2180dc5a359e17ad16/FLAGc021dbf49 [2022-10-17 16:49:39,660 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/data/4b9fa1984/5372c29c91524f2180dc5a359e17ad16 [2022-10-17 16:49:39,662 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:49:39,664 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:49:39,665 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:39,665 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:49:39,669 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:49:39,670 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,671 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@151f1e1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:39, skipping insertion in model container [2022-10-17 16:49:39,671 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:49:39" (1/1) ... [2022-10-17 16:49:39,678 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:49:40,011 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:49:40,584 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_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[20004,20017] [2022-10-17 16:49:42,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:42,437 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:49:42,537 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_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/sv-benchmarks/c/seq-mthreaded-reduced/pals_lcr-var-start-time.5.1.ufo.BOUNDED-10.pals.c.v+lhb-reducer.c[20004,20017] [2022-10-17 16:49:43,856 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:49:43,898 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:49:43,898 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43 WrapperNode [2022-10-17 16:49:43,898 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:49:43,900 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:43,901 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:49:43,901 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:49:43,909 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,024 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,399 INFO L138 Inliner]: procedures = 24, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19936 [2022-10-17 16:49:44,401 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:49:44,402 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:49:44,402 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:49:44,402 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:49:44,412 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,485 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,633 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,831 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:44,865 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:45,004 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:49:45,005 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:49:45,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:49:45,006 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:49:45,007 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:49:43" (1/1) ... [2022-10-17 16:49:45,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:49:45,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:49:45,101 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:49:45,165 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_21dd64ba-581b-4bfa-a6ba-ab3ec2b95a2c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:49:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:49:45,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:49:45,196 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:49:45,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:49:46,017 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:49:46,020 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:49:53,749 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:49:54,668 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:49:54,669 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:49:54,675 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:54 BoogieIcfgContainer [2022-10-17 16:49:54,675 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:49:54,676 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:49:54,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:49:54,685 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:49:54,685 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:49:54" (1/1) ... [2022-10-17 16:49:54,695 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:49:54,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:54,820 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5385 states to 2820 states and 5385 transitions. [2022-10-17 16:49:54,821 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 5385 transitions. [2022-10-17 16:49:54,847 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:49:54,847 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:54,848 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:55,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:55,608 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 16:49:55,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:55,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5849 states to 2838 states and 5849 transitions. [2022-10-17 16:49:55,954 INFO L276 IsEmpty]: Start isEmpty. Operand 2838 states and 5849 transitions. [2022-10-17 16:49:55,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-10-17 16:49:55,978 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:55,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:56,541 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 16:49:56,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:56,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5662 states to 2750 states and 5662 transitions. [2022-10-17 16:49:56,752 INFO L276 IsEmpty]: Start isEmpty. Operand 2750 states and 5662 transitions. [2022-10-17 16:49:56,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:56,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:56,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:56,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,123 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 16:49:57,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6122 states to 2773 states and 6122 transitions. [2022-10-17 16:49:57,424 INFO L276 IsEmpty]: Start isEmpty. Operand 2773 states and 6122 transitions. [2022-10-17 16:49:57,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:57,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:57,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:57,679 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 16:49:57,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:57,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6561 states to 2786 states and 6561 transitions. [2022-10-17 16:49:57,943 INFO L276 IsEmpty]: Start isEmpty. Operand 2786 states and 6561 transitions. [2022-10-17 16:49:57,951 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:57,951 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:57,951 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,145 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 16:49:58,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6566 states to 2790 states and 6566 transitions. [2022-10-17 16:49:58,268 INFO L276 IsEmpty]: Start isEmpty. Operand 2790 states and 6566 transitions. [2022-10-17 16:49:58,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:58,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:58,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:58,500 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 16:49:58,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:58,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7021 states to 2809 states and 7021 transitions. [2022-10-17 16:49:58,978 INFO L276 IsEmpty]: Start isEmpty. Operand 2809 states and 7021 transitions. [2022-10-17 16:49:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:58,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:58,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,249 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 16:49:59,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7034 states to 2816 states and 7034 transitions. [2022-10-17 16:49:59,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2816 states and 7034 transitions. [2022-10-17 16:49:59,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:59,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,378 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,527 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 16:49:59,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7041 states to 2820 states and 7041 transitions. [2022-10-17 16:49:59,645 INFO L276 IsEmpty]: Start isEmpty. Operand 2820 states and 7041 transitions. [2022-10-17 16:49:59,653 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:59,653 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,653 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:49:59,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:49:59,802 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 16:49:59,913 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:49:59,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7067 states to 2834 states and 7067 transitions. [2022-10-17 16:49:59,924 INFO L276 IsEmpty]: Start isEmpty. Operand 2834 states and 7067 transitions. [2022-10-17 16:49:59,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:49:59,932 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:49:59,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:00,200 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 16:50:00,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:00,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5106 states to 2084 states and 5106 transitions. [2022-10-17 16:50:00,861 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 5106 transitions. [2022-10-17 16:50:00,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:50:00,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:00,867 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:00,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,028 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 16:50:01,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5104 states to 2084 states and 5104 transitions. [2022-10-17 16:50:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 2084 states and 5104 transitions. [2022-10-17 16:50:01,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-10-17 16:50:01,119 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,337 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 16:50:01,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5117 states to 2091 states and 5117 transitions. [2022-10-17 16:50:01,435 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 5117 transitions. [2022-10-17 16:50:01,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:50:01,441 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,587 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 16:50:01,722 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:01,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5115 states to 2091 states and 5115 transitions. [2022-10-17 16:50:01,732 INFO L276 IsEmpty]: Start isEmpty. Operand 2091 states and 5115 transitions. [2022-10-17 16:50:01,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:50:01,738 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:01,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:01,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:01,970 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 16:50:02,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:02,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5128 states to 2098 states and 5128 transitions. [2022-10-17 16:50:02,105 INFO L276 IsEmpty]: Start isEmpty. Operand 2098 states and 5128 transitions. [2022-10-17 16:50:02,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:50:02,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:02,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:02,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:02,286 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 16:50:03,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4629 states to 1906 states and 4629 transitions. [2022-10-17 16:50:03,046 INFO L276 IsEmpty]: Start isEmpty. Operand 1906 states and 4629 transitions. [2022-10-17 16:50:03,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:50:03,051 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,249 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 16:50:03,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4648 states to 1916 states and 4648 transitions. [2022-10-17 16:50:03,337 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 4648 transitions. [2022-10-17 16:50:03,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:50:03,341 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,467 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 16:50:03,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:03,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4647 states to 1916 states and 4647 transitions. [2022-10-17 16:50:03,556 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 4647 transitions. [2022-10-17 16:50:03,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-10-17 16:50:03,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:03,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:03,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:03,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked.