./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-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_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/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_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/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_17f62eab-6bc7-4d85-8d87-32937b289fe8/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 2731fe4ad24c50878b77c0b5ed6ffe935fe9322bfb607f5cec3a6209916d8bc3 --- 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 16:50:01,898 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:50:01,901 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:50:01,950 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:50:01,951 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:50:01,955 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:50:01,957 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:50:01,963 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:50:01,965 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:50:01,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:50:01,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:50:01,975 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:50:01,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:50:01,978 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:50:01,979 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:50:01,981 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:50:01,983 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:50:01,984 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:50:01,986 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:50:01,993 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:50:01,995 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:50:01,996 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:50:02,000 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:50:02,001 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:50:02,011 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:50:02,011 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:50:02,012 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:50:02,014 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:50:02,014 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:50:02,015 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:50:02,016 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:50:02,017 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:50:02,019 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:50:02,021 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:50:02,022 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:50:02,022 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:50:02,023 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:50:02,023 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:50:02,023 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:50:02,024 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:50:02,025 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:50:02,026 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:50:02,051 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:50:02,051 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:50:02,053 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:50:02,053 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:50:02,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:50:02,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:50:02,054 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:50:02,054 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:50:02,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:50:02,055 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:50:02,056 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:50:02,056 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:50:02,056 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:50:02,057 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:50:02,057 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:50:02,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:50:02,057 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:50:02,057 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:50:02,058 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:50:02,058 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:50:02,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:50:02,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:02,059 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:50:02,059 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:50:02,059 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:50:02,059 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:50:02,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:50:02,060 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:50:02,060 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_17f62eab-6bc7-4d85-8d87-32937b289fe8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2731fe4ad24c50878b77c0b5ed6ffe935fe9322bfb607f5cec3a6209916d8bc3 [2022-10-17 16:50:02,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:50:02,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:50:02,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:50:02,425 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:50:02,426 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:50:02,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2022-10-17 16:50:02,516 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/data/2bdc30df7/8722019f2da645e9875a8ec1b67fa854/FLAGab69af81e [2022-10-17 16:50:02,998 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:50:03,001 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2022-10-17 16:50:03,023 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/data/2bdc30df7/8722019f2da645e9875a8ec1b67fa854/FLAGab69af81e [2022-10-17 16:50:03,317 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/data/2bdc30df7/8722019f2da645e9875a8ec1b67fa854 [2022-10-17 16:50:03,319 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:50:03,320 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:50:03,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:03,322 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:50:03,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:50:03,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:03" (1/1) ... [2022-10-17 16:50:03,328 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fca5aae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:03, skipping insertion in model container [2022-10-17 16:50:03,328 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:50:03" (1/1) ... [2022-10-17 16:50:03,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:50:03,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:50:03,741 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_17f62eab-6bc7-4d85-8d87-32937b289fe8/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[14521,14534] [2022-10-17 16:50:03,842 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:03,855 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:50:03,995 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_17f62eab-6bc7-4d85-8d87-32937b289fe8/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.3.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[14521,14534] [2022-10-17 16:50:04,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:50:04,065 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:50:04,066 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04 WrapperNode [2022-10-17 16:50:04,066 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:50:04,067 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:04,067 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:50:04,068 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:50:04,075 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,182 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1183 [2022-10-17 16:50:04,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:50:04,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:50:04,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:50:04,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:50:04,193 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,200 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,200 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,218 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,230 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,235 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,239 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,251 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:50:04,252 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:50:04,252 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:50:04,253 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:50:04,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:50:04" (1/1) ... [2022-10-17 16:50:04,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:50:04,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:50:04,306 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:50:04,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_17f62eab-6bc7-4d85-8d87-32937b289fe8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:50:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:50:04,367 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:50:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:50:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:50:04,574 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:50:04,584 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:50:05,822 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:50:06,247 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:50:06,247 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:50:06,251 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:06 BoogieIcfgContainer [2022-10-17 16:50:06,251 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:50:06,253 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:50:06,253 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:50:06,264 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:50:06,264 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:50:06" (1/1) ... [2022-10-17 16:50:06,274 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:50:06,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:06,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 395 states to 226 states and 395 transitions. [2022-10-17 16:50:06,352 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 395 transitions. [2022-10-17 16:50:06,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:50:06,360 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:06,360 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:08,092 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 16:50:08,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:08,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 237 states and 417 transitions. [2022-10-17 16:50:08,363 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 417 transitions. [2022-10-17 16:50:08,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:08,372 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:08,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:08,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:08,590 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 16:50:08,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:08,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 283 states and 509 transitions. [2022-10-17 16:50:08,832 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 509 transitions. [2022-10-17 16:50:08,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:08,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:08,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:08,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:09,009 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 16:50:09,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:09,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 281 states and 504 transitions. [2022-10-17 16:50:09,086 INFO L276 IsEmpty]: Start isEmpty. Operand 281 states and 504 transitions. [2022-10-17 16:50:09,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:09,087 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:09,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:09,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:09,249 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 16:50:09,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:09,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 596 states to 327 states and 596 transitions. [2022-10-17 16:50:09,603 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 596 transitions. [2022-10-17 16:50:09,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:09,607 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:09,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:09,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:09,770 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 16:50:09,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:09,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 326 states and 592 transitions. [2022-10-17 16:50:09,834 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 592 transitions. [2022-10-17 16:50:09,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:09,837 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:09,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:09,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:10,005 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 16:50:10,540 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:10,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 686 states to 373 states and 686 transitions. [2022-10-17 16:50:10,541 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 686 transitions. [2022-10-17 16:50:10,543 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:10,543 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:10,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:10,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:10,702 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 16:50:10,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:10,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 679 states to 371 states and 679 transitions. [2022-10-17 16:50:10,759 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 679 transitions. [2022-10-17 16:50:10,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:10,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:10,761 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:10,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:10,907 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 16:50:11,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:11,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 771 states to 417 states and 771 transitions. [2022-10-17 16:50:11,720 INFO L276 IsEmpty]: Start isEmpty. Operand 417 states and 771 transitions. [2022-10-17 16:50:11,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:11,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:11,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:11,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:11,859 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 16:50:11,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:11,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 766 states to 416 states and 766 transitions. [2022-10-17 16:50:11,971 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 766 transitions. [2022-10-17 16:50:11,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:11,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:11,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:12,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:12,123 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 16:50:12,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:12,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 463 states and 858 transitions. [2022-10-17 16:50:12,993 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 858 transitions. [2022-10-17 16:50:12,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:12,995 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:12,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:13,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:13,132 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 16:50:13,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:13,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 461 states and 851 transitions. [2022-10-17 16:50:13,197 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 851 transitions. [2022-10-17 16:50:13,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:13,199 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:13,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:13,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:13,406 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:50:14,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:14,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 507 states and 939 transitions. [2022-10-17 16:50:14,658 INFO L276 IsEmpty]: Start isEmpty. Operand 507 states and 939 transitions. [2022-10-17 16:50:14,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:50:14,660 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:14,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:14,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:14,791 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 16:50:14,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:14,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 852 states to 462 states and 852 transitions. [2022-10-17 16:50:14,862 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 852 transitions. [2022-10-17 16:50:14,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:50:14,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:14,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:14,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:15,559 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 16:50:18,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:18,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 509 states and 944 transitions. [2022-10-17 16:50:18,708 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 944 transitions. [2022-10-17 16:50:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:50:18,711 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:18,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:18,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:19,837 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 16:50:23,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:23,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 520 states and 964 transitions. [2022-10-17 16:50:23,045 INFO L276 IsEmpty]: Start isEmpty. Operand 520 states and 964 transitions. [2022-10-17 16:50:23,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:50:23,048 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:23,048 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:23,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:23,164 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 16:50:24,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:24,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1061 states to 568 states and 1061 transitions. [2022-10-17 16:50:24,660 INFO L276 IsEmpty]: Start isEmpty. Operand 568 states and 1061 transitions. [2022-10-17 16:50:24,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:50:24,662 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:24,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:24,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:24,765 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 16:50:25,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:25,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 576 states and 1076 transitions. [2022-10-17 16:50:25,731 INFO L276 IsEmpty]: Start isEmpty. Operand 576 states and 1076 transitions. [2022-10-17 16:50:25,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:50:25,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:25,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:25,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:50:26,682 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 16:50:33,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:50:33,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1166 states to 623 states and 1166 transitions. [2022-10-17 16:50:33,708 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 1166 transitions. [2022-10-17 16:50:33,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-10-17 16:50:33,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:50:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:50:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat