./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.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_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/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_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/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_4c0d365a-4486-4406-b5ea-d88376c01a51/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 bed48b88780a9161d07013a5b96d251b4e7830e1504dd411292edd1687355823 --- 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 17:06:15,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:06:15,933 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:06:15,984 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:06:15,985 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:06:15,988 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:06:15,991 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:06:15,996 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:06:15,998 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:06:16,004 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:06:16,005 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:06:16,008 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:06:16,008 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:06:16,014 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:06:16,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:06:16,019 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:06:16,021 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:06:16,022 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:06:16,024 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:06:16,033 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:06:16,035 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:06:16,036 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:06:16,039 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:06:16,041 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:06:16,051 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:06:16,051 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:06:16,052 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:06:16,054 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:06:16,054 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:06:16,056 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:06:16,056 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:06:16,057 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:06:16,059 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:06:16,061 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:06:16,063 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:06:16,063 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:06:16,064 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:06:16,064 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:06:16,065 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:06:16,065 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:06:16,066 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:06:16,067 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:06:16,116 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:06:16,116 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:06:16,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:06:16,118 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:06:16,119 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:06:16,119 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:06:16,120 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:06:16,120 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:06:16,120 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:06:16,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:06:16,122 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:06:16,122 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:06:16,122 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:06:16,122 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:06:16,123 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:06:16,123 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:06:16,123 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:06:16,123 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:06:16,124 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:06:16,124 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:06:16,124 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:06:16,124 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:16,125 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:06:16,125 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:06:16,125 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:06:16,125 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:06:16,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:06:16,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:06:16,128 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_4c0d365a-4486-4406-b5ea-d88376c01a51/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bed48b88780a9161d07013a5b96d251b4e7830e1504dd411292edd1687355823 [2022-10-17 17:06:16,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:06:16,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:06:16,421 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:06:16,423 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:06:16,423 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:06:16,425 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c [2022-10-17 17:06:16,487 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/data/ae244594c/6e771b884ebe4a22bf7d3f2c27c6a9ea/FLAGcccfe4ca0 [2022-10-17 17:06:16,976 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:06:16,977 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c [2022-10-17 17:06:17,007 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/data/ae244594c/6e771b884ebe4a22bf7d3f2c27c6a9ea/FLAGcccfe4ca0 [2022-10-17 17:06:17,297 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/data/ae244594c/6e771b884ebe4a22bf7d3f2c27c6a9ea [2022-10-17 17:06:17,301 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:06:17,303 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:06:17,306 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:17,307 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:06:17,310 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:06:17,310 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,313 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2d0b5b5f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17, skipping insertion in model container [2022-10-17 17:06:17,313 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,320 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:06:17,386 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:06:17,727 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_4c0d365a-4486-4406-b5ea-d88376c01a51/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c[28194,28207] [2022-10-17 17:06:17,730 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:17,741 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:06:17,843 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_4c0d365a-4486-4406-b5ea-d88376c01a51/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.BOUNDED-8.pals.c[28194,28207] [2022-10-17 17:06:17,843 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:06:17,860 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:06:17,863 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17 WrapperNode [2022-10-17 17:06:17,863 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:06:17,864 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:17,864 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:06:17,865 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:06:17,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,887 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,960 INFO L138 Inliner]: procedures = 23, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 951 [2022-10-17 17:06:17,961 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:06:17,961 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:06:17,961 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:06:17,962 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:06:17,971 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,971 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,977 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:17,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:18,010 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:18,049 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:18,053 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:18,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:18,065 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:06:18,066 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:06:18,066 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:06:18,067 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:06:18,068 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:06:17" (1/1) ... [2022-10-17 17:06:18,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:06:18,088 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:06:18,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:06:18,133 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c0d365a-4486-4406-b5ea-d88376c01a51/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:06:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:06:18,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:06:18,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:06:18,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:06:18,355 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:06:18,374 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:06:19,530 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:06:20,673 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:06:20,673 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:06:20,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:20 BoogieIcfgContainer [2022-10-17 17:06:20,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:06:20,677 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:06:20,677 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:06:20,689 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:06:20,689 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:06:20" (1/1) ... [2022-10-17 17:06:20,704 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:06:20,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:20,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2022-10-17 17:06:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2022-10-17 17:06:20,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2022-10-17 17:06:20,803 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:20,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:21,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:25,368 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 17:06:25,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:25,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 142 states and 228 transitions. [2022-10-17 17:06:25,583 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 228 transitions. [2022-10-17 17:06:25,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-10-17 17:06:25,586 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:25,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:28,392 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 17:06:28,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:28,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 145 states and 235 transitions. [2022-10-17 17:06:28,779 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 235 transitions. [2022-10-17 17:06:28,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-10-17 17:06:28,782 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:28,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:28,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:31,317 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 17:06:31,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:31,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 149 states and 244 transitions. [2022-10-17 17:06:31,906 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 244 transitions. [2022-10-17 17:06:31,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2022-10-17 17:06:31,916 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:31,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:32,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:34,176 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:06:34,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:34,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 154 states and 255 transitions. [2022-10-17 17:06:34,986 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 255 transitions. [2022-10-17 17:06:34,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2022-10-17 17:06:34,988 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:34,988 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:35,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:37,441 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 17:06:38,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:38,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 160 states and 268 transitions. [2022-10-17 17:06:38,491 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 268 transitions. [2022-10-17 17:06:38,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2022-10-17 17:06:38,493 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:38,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:38,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:06:41,537 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 17:06:42,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:06:42,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 168 states and 283 transitions. [2022-10-17 17:06:42,889 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 283 transitions. [2022-10-17 17:06:42,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2022-10-17 17:06:42,889 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:06:42,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:06:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat