./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.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_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/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_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/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_8f8d6cdb-26bb-4b3b-9853-6626e083111f/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 d4091e99c6c703f11d6d31e8eaec6c84e6dd277464e5b390742bbd7adf0ea708 --- 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 16:29:05,339 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:05,341 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:05,376 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:05,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:05,384 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:05,386 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:05,392 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:05,401 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:05,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:05,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:05,407 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:05,409 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:05,413 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:05,414 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:05,418 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:05,420 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:05,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:05,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:05,433 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:05,438 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:05,440 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:05,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:05,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:05,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:05,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:05,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:05,455 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:05,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:05,457 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:05,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:05,460 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:05,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:05,463 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:05,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:05,465 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:05,466 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:05,466 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:05,466 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:05,467 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:05,468 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:05,469 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:29:05,527 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:05,529 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:05,531 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:05,531 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:05,532 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:05,533 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:05,533 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:05,533 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:05,534 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:05,534 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:05,535 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:05,535 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:05,536 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:05,536 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:05,536 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:05,536 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:05,537 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:05,537 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:05,537 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:05,537 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:05,538 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:05,538 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:05,538 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:05,539 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:05,539 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:05,539 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:05,550 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:05,551 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:05,551 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_8f8d6cdb-26bb-4b3b-9853-6626e083111f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d4091e99c6c703f11d6d31e8eaec6c84e6dd277464e5b390742bbd7adf0ea708 [2022-10-17 16:29:05,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:05,852 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:05,856 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:05,857 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:05,859 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:05,861 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2022-10-17 16:29:05,934 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/data/274f0203c/3efab93d918f4798942a766ad4351985/FLAG9ec0c1f69 [2022-10-17 16:29:06,575 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:06,576 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c [2022-10-17 16:29:06,591 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/data/274f0203c/3efab93d918f4798942a766ad4351985/FLAG9ec0c1f69 [2022-10-17 16:29:06,850 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/data/274f0203c/3efab93d918f4798942a766ad4351985 [2022-10-17 16:29:06,853 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:06,855 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:06,857 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:06,857 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:06,861 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:06,862 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:06" (1/1) ... [2022-10-17 16:29:06,863 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42302a5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:06, skipping insertion in model container [2022-10-17 16:29:06,863 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:06" (1/1) ... [2022-10-17 16:29:06,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:06,946 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:07,297 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_8f8d6cdb-26bb-4b3b-9853-6626e083111f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[14145,14158] [2022-10-17 16:29:07,400 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:07,415 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:07,547 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_8f8d6cdb-26bb-4b3b-9853-6626e083111f/sv-benchmarks/c/seq-mthreaded-reduced/pals_floodmax.3.4.ufo.BOUNDED-6.pals.c.v+nlh-reducer.c[14145,14158] [2022-10-17 16:29:07,613 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:07,637 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:07,637 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07 WrapperNode [2022-10-17 16:29:07,637 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:07,639 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:07,640 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:07,640 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:07,651 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,673 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,740 INFO L138 Inliner]: procedures = 22, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 1157 [2022-10-17 16:29:07,741 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:07,741 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:07,742 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:07,742 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:07,752 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,758 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,758 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,785 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,803 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,807 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,812 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,819 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:07,820 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:07,820 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:07,820 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:07,821 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:07" (1/1) ... [2022-10-17 16:29:07,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:07,857 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:07,883 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:07,901 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f8d6cdb-26bb-4b3b-9853-6626e083111f/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:07,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:07,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:07,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:08,182 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:08,184 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:09,469 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:09,919 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:09,919 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:29:09,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:09 BoogieIcfgContainer [2022-10-17 16:29:09,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:09,925 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:09,926 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:09,938 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:09,938 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:09" (1/1) ... [2022-10-17 16:29:09,952 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:10,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:10,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 378 states to 215 states and 378 transitions. [2022-10-17 16:29:10,063 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 378 transitions. [2022-10-17 16:29:10,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-10-17 16:29:10,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:10,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:10,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:11,776 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 16:29:12,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:12,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 221 states and 388 transitions. [2022-10-17 16:29:12,062 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 388 transitions. [2022-10-17 16:29:12,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:12,071 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:12,072 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:12,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:12,417 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 16:29:13,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:13,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 221 states and 387 transitions. [2022-10-17 16:29:13,396 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 387 transitions. [2022-10-17 16:29:13,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:13,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:13,402 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:13,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:14,765 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 16:29:15,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:15,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 222 states and 388 transitions. [2022-10-17 16:29:15,063 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 388 transitions. [2022-10-17 16:29:15,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:15,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:15,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:15,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:15,192 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 16:29:15,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:15,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 265 states and 473 transitions. [2022-10-17 16:29:15,280 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 473 transitions. [2022-10-17 16:29:15,282 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:15,282 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:15,282 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:15,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:15,447 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 16:29:15,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:15,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 264 states and 471 transitions. [2022-10-17 16:29:15,510 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 471 transitions. [2022-10-17 16:29:15,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:15,512 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:15,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:15,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:15,695 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 16:29:16,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:16,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 555 states to 307 states and 555 transitions. [2022-10-17 16:29:16,039 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 555 transitions. [2022-10-17 16:29:16,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:16,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:16,041 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:16,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:16,202 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 16:29:16,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:16,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 306 states and 552 transitions. [2022-10-17 16:29:16,281 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 552 transitions. [2022-10-17 16:29:16,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:16,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:16,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:16,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:17,304 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 16:29:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:20,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 319 states and 575 transitions. [2022-10-17 16:29:20,575 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 575 transitions. [2022-10-17 16:29:20,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-10-17 16:29:20,577 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:20,577 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:20,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:20,842 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 16:29:21,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:21,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 321 states and 579 transitions. [2022-10-17 16:29:21,431 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 579 transitions. [2022-10-17 16:29:21,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:29:21,433 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:21,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:21,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:21,630 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 16:29:22,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:22,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 573 states to 318 states and 573 transitions. [2022-10-17 16:29:22,873 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 573 transitions. [2022-10-17 16:29:22,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-10-17 16:29:22,875 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:22,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:22,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:23,088 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 16:29:24,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:24,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 321 states and 578 transitions. [2022-10-17 16:29:24,830 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 578 transitions. [2022-10-17 16:29:24,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:29:24,834 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:24,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:24,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:25,013 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 16:29:26,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:26,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 321 states and 577 transitions. [2022-10-17 16:29:26,660 INFO L276 IsEmpty]: Start isEmpty. Operand 321 states and 577 transitions. [2022-10-17 16:29:26,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:29:26,661 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:26,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:26,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:27,702 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 16:29:33,864 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:33,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 578 states to 322 states and 578 transitions. [2022-10-17 16:29:33,866 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 578 transitions. [2022-10-17 16:29:33,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:29:33,867 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:33,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:33,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:33,959 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 16:29:34,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 577 states to 322 states and 577 transitions. [2022-10-17 16:29:34,464 INFO L276 IsEmpty]: Start isEmpty. Operand 322 states and 577 transitions. [2022-10-17 16:29:34,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:29:34,465 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,466 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,566 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 16:29:34,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 325 states and 582 transitions. [2022-10-17 16:29:34,630 INFO L276 IsEmpty]: Start isEmpty. Operand 325 states and 582 transitions. [2022-10-17 16:29:34,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:29:34,632 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 16:29:34,738 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 16:29:34,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:34,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 326 states and 582 transitions. [2022-10-17 16:29:34,804 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 582 transitions. [2022-10-17 16:29:34,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-10-17 16:29:34,806 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:29:34,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:29:34,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat