./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:24,773 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:24,777 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:24,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:24,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:24,848 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:24,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:24,855 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:24,859 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:24,866 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:24,868 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:24,870 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:24,871 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:24,874 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:24,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:24,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:24,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:24,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:24,889 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:24,899 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:24,902 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:24,904 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:24,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:24,910 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:24,921 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:24,922 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:24,922 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:24,925 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:24,926 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:24,928 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:24,929 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:24,930 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:24,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:24,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:24,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:24,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:24,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:24,939 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:24,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:24,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:24,941 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:24,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 18:57:24,997 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:24,997 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:24,998 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:24,999 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:25,008 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:25,008 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:25,010 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:25,010 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:25,010 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:25,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:25,012 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:25,013 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:57:25,013 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:25,013 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:25,014 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:25,014 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:25,014 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:25,014 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:25,015 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:25,015 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:25,015 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:25,016 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:25,016 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:25,016 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 18:57:25,017 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:25,017 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:25,017 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:25,018 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:25,018 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:25,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:57:25,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:57:25,021 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:25,021 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:25,022 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:25,022 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:25,022 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:25,022 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_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e [2021-11-13 18:57:25,395 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:25,421 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:25,424 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:25,426 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:25,427 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:25,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix040.opt.i [2021-11-13 18:57:25,527 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/57f84ffbf/68ce0669afb84f26976c0d55bc642bd3/FLAG3684bfac6 [2021-11-13 18:57:26,185 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:26,185 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/sv-benchmarks/c/pthread-wmm/mix040.opt.i [2021-11-13 18:57:26,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/57f84ffbf/68ce0669afb84f26976c0d55bc642bd3/FLAG3684bfac6 [2021-11-13 18:57:26,417 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/57f84ffbf/68ce0669afb84f26976c0d55bc642bd3 [2021-11-13 18:57:26,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:26,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:26,427 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:26,427 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:26,434 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:26,435 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:26" (1/1) ... [2021-11-13 18:57:26,436 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@40559766 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:26, skipping insertion in model container [2021-11-13 18:57:26,436 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:26" (1/1) ... [2021-11-13 18:57:26,442 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:26,514 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:26,769 WARN L228 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_d1ed5277-ad8b-477b-ae09-3e93a457ff99/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2021-11-13 18:57:27,078 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:27,088 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:27,101 WARN L228 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_d1ed5277-ad8b-477b-ae09-3e93a457ff99/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2021-11-13 18:57:27,144 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:27,190 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:27,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27 WrapperNode [2021-11-13 18:57:27,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:27,192 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:27,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:27,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:27,201 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,221 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:27,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:27,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:27,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:27,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,266 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,271 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,296 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,314 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,317 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:27,335 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:27,335 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:27,335 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:27,336 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (1/1) ... [2021-11-13 18:57:27,347 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:27,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:27,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:27,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:27,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:57:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:27,442 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:27,442 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:27,443 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:27,443 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:57:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:57:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:57:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:27,444 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:27,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:27,446 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:57:28,572 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:28,573 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:28,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:28 BoogieIcfgContainer [2021-11-13 18:57:28,576 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:28,578 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:28,578 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:28,581 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:28,582 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:26" (1/3) ... [2021-11-13 18:57:28,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd2e5c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:28, skipping insertion in model container [2021-11-13 18:57:28,583 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:27" (2/3) ... [2021-11-13 18:57:28,583 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5cd2e5c0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:28, skipping insertion in model container [2021-11-13 18:57:28,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:28" (3/3) ... [2021-11-13 18:57:28,589 INFO L111 eAbstractionObserver]: Analyzing ICFG mix040.opt.i [2021-11-13 18:57:28,594 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:28,595 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:28,595 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:28,595 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:28,652 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,653 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,653 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,653 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,654 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,654 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,655 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,655 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,656 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,657 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,657 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,657 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,657 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,658 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,658 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,658 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,659 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,659 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,660 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,661 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,661 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,661 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,661 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,662 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,662 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,662 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,663 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,663 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,663 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,663 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,663 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,664 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,664 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,664 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,664 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,664 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,665 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,665 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,665 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,665 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,665 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,666 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,667 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,668 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,669 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,670 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,671 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,672 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,674 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,675 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,676 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,677 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,679 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,680 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,680 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,681 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,682 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,683 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,683 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,688 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,689 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,689 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,689 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,689 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,689 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,690 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,691 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,692 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,692 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,694 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,694 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,694 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,694 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,695 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,696 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,697 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,698 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,699 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,700 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,701 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,702 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,703 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,704 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,711 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,712 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,712 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,713 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,714 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,715 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,717 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,718 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,718 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,718 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,719 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,719 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,719 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,719 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,720 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,720 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,721 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,722 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,722 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,722 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,722 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,722 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,724 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,725 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,725 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,725 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,726 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,727 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,728 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork3_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:28,729 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:28,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:28,796 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:28,798 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:28,819 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:28,844 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork3 ======== [2021-11-13 18:57:28,850 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:28,850 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:57:29,122 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,122 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,123 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,123 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,123 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,124 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,124 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,124 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,124 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,125 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,125 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,125 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,125 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,166 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,167 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,167 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,168 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,168 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,168 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,169 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,169 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,169 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,169 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,170 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,170 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,170 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,171 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,215 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:29,232 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONERROR_FUNCTION === [P3Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:57:29,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:29,237 INFO L85 PathProgramCache]: Analyzing trace with hash 650956057, now seen corresponding path program 1 times [2021-11-13 18:57:29,247 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:29,247 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [877746036] [2021-11-13 18:57:29,248 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:29,248 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:29,986 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:29,986 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:29,986 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [877746036] [2021-11-13 18:57:29,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [877746036] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:29,987 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:29,988 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-13 18:57:29,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [315840884] [2021-11-13 18:57:29,990 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:29,995 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:29,995 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:30,016 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:30,018 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:30,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,021 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:30,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 17.8) internal successors, (89), 6 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:30,023 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:30,102 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,127 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,170 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,183 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,254 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,255 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,255 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,255 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,256 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,256 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,256 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,257 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,257 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,257 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,257 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,258 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,258 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,287 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,287 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,288 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,288 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,288 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,289 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,289 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,289 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,289 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,290 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,290 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,290 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,291 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,327 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,327 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,328 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,329 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,330 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,331 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,333 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,367 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,368 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,369 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,369 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,369 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,370 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,370 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,370 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,371 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,371 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,371 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,372 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,372 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,372 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,410 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,410 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,410 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,411 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,411 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,411 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,412 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,412 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,412 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,412 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,413 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,413 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,413 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,438 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,438 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,439 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,439 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,439 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,439 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,440 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,440 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,440 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,441 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,441 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,441 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,443 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,464 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,465 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,465 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,465 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,466 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,466 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,466 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,467 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,467 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,467 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,468 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,468 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,468 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,494 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,495 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,495 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,495 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,496 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,496 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,496 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,498 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,498 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,531 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,532 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,532 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,532 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,533 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,533 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,533 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,534 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,534 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,534 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,535 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,535 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:30,535 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:57:34,289 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:57:34,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:57:34,300 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 18:57:34,301 INFO L308 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork3 was SAFE (1/2) [2021-11-13 18:57:34,306 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:34,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:34,308 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:34,345 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:34,346 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:34,346 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:57:34,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:34,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,461 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,461 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,464 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,493 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:34,520 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:34,521 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:34,521 INFO L85 PathProgramCache]: Analyzing trace with hash 1564887851, now seen corresponding path program 1 times [2021-11-13 18:57:34,522 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:34,522 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237298766] [2021-11-13 18:57:34,522 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:34,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:34,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:34,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:34,683 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:34,684 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237298766] [2021-11-13 18:57:34,684 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237298766] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:34,684 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:34,684 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 18:57:34,685 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32209200] [2021-11-13 18:57:34,685 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:34,686 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:34,686 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:34,686 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:34,687 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:34,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:34,687 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:34,688 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 43.5) internal successors, (87), 2 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:34,688 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:34,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:34,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:57:34,716 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:34,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:34,717 INFO L85 PathProgramCache]: Analyzing trace with hash 1854054527, now seen corresponding path program 1 times [2021-11-13 18:57:34,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:34,718 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450570180] [2021-11-13 18:57:34,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:34,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:35,203 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:35,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:35,204 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450570180] [2021-11-13 18:57:35,204 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450570180] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:35,204 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:35,205 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 18:57:35,205 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2131630147] [2021-11-13 18:57:35,205 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:35,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:35,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:35,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:35,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:35,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,210 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:35,211 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.285714285714286) internal successors, (86), 7 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:35,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,383 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,383 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,384 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,384 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,385 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,385 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,386 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,386 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,387 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,387 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,387 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,388 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,388 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,423 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,423 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,424 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,424 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,427 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,427 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,428 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,428 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,456 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,456 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,461 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,504 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,504 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,505 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,505 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,505 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,506 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,506 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,507 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,507 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,508 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,508 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,508 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,509 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:35,615 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:35,616 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 18:57:35,617 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:35,618 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:35,618 INFO L85 PathProgramCache]: Analyzing trace with hash 481650387, now seen corresponding path program 1 times [2021-11-13 18:57:35,618 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:35,619 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2112776] [2021-11-13 18:57:35,619 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:35,619 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:35,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:35,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:35,978 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:35,978 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2112776] [2021-11-13 18:57:35,979 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2112776] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:35,979 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:35,979 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:35,979 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953350265] [2021-11-13 18:57:35,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:35,980 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:35,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:35,981 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:35,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:35,982 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,982 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:35,983 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.0) internal successors, (108), 6 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:35,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:35,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:35,983 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:36,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:36,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:36,153 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:36,153 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 18:57:36,154 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:36,154 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:36,155 INFO L85 PathProgramCache]: Analyzing trace with hash 23616723, now seen corresponding path program 2 times [2021-11-13 18:57:36,155 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:36,156 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2072318237] [2021-11-13 18:57:36,157 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:36,157 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:36,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:36,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:36,412 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:36,417 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2072318237] [2021-11-13 18:57:36,417 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2072318237] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:36,420 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:36,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 18:57:36,421 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [597476781] [2021-11-13 18:57:36,425 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:36,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 18:57:36,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:36,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 18:57:36,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 18:57:36,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:36,429 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:36,430 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.5) internal successors, (108), 8 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:36,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:36,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:36,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:36,430 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:36,514 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,515 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,516 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,516 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,517 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,518 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,519 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,519 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,520 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,520 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,521 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,569 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,590 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,592 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:36,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:36,698 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:36,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:36,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:36,700 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 18:57:36,700 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:36,701 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:36,701 INFO L85 PathProgramCache]: Analyzing trace with hash 1674369397, now seen corresponding path program 1 times [2021-11-13 18:57:36,702 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:36,702 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2064256225] [2021-11-13 18:57:36,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:36,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:36,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:37,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:37,135 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:37,135 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2064256225] [2021-11-13 18:57:37,135 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2064256225] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:37,135 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:37,135 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:57:37,136 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045253363] [2021-11-13 18:57:37,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:37,136 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 18:57:37,136 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:37,137 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 18:57:37,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-13 18:57:37,137 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,137 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:37,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:37,137 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:37,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:37,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:37,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,424 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,424 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,427 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,427 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,427 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,428 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,428 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,455 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,456 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,456 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,457 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,458 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,459 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,460 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,496 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,497 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,498 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,498 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,499 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,499 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,499 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,500 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,500 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,500 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,501 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,501 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,502 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,546 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,546 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,547 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,547 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,548 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,548 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,548 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,549 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,549 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,549 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,550 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,550 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,550 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,639 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,682 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,688 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,689 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,689 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,689 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,690 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,690 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,690 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,690 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,691 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,691 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,691 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,691 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:37,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:37,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:37,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:37,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:37,757 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 18:57:37,758 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:37,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:37,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1469308683, now seen corresponding path program 2 times [2021-11-13 18:57:37,759 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:37,759 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [811439068] [2021-11-13 18:57:37,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:37,759 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:38,053 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:38,054 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:38,054 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [811439068] [2021-11-13 18:57:38,054 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [811439068] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:38,054 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:38,055 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-11-13 18:57:38,055 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1196967367] [2021-11-13 18:57:38,055 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:38,056 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-13 18:57:38,056 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:38,056 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-13 18:57:38,058 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-11-13 18:57:38,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,071 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:38,072 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 12.333333333333334) internal successors, (111), 9 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:38,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:38,072 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:38,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:38,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:38,073 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:38,193 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,194 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,194 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,195 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,195 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,195 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,195 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,196 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,196 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,196 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,197 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,197 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,197 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:38,197 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:39,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:39,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,365 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:39,366 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:39,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 18:57:39,366 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:39,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:39,367 INFO L85 PathProgramCache]: Analyzing trace with hash -1423869265, now seen corresponding path program 3 times [2021-11-13 18:57:39,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:39,368 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [731390204] [2021-11-13 18:57:39,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:39,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:39,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:39,554 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:39,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:39,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [731390204] [2021-11-13 18:57:39,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [731390204] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:39,555 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:39,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:39,556 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [279488883] [2021-11-13 18:57:39,556 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:39,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:39,557 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:39,559 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:39,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:39,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,559 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:39,560 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:39,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:39,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:39,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:40,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:40,023 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:40,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:40,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 18:57:40,025 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:40,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:40,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1362465935, now seen corresponding path program 4 times [2021-11-13 18:57:40,026 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:40,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961819472] [2021-11-13 18:57:40,026 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:40,026 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:40,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:40,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:40,254 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:57:40,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [961819472] [2021-11-13 18:57:40,254 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [961819472] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:40,254 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:40,255 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 18:57:40,255 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299562574] [2021-11-13 18:57:40,255 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:40,256 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 18:57:40,256 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:57:40,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 18:57:40,257 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 18:57:40,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,257 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:40,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 18.5) internal successors, (111), 6 states have internal predecessors, (111), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:40,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:40,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:40,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:40,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 18:57:40,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-13 18:57:40,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:40,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:40,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 18:57:40,498 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 18:57:40,498 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:40,499 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:40,499 INFO L85 PathProgramCache]: Analyzing trace with hash -1244643963, now seen corresponding path program 5 times [2021-11-13 18:57:40,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:57:40,499 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [740953429] [2021-11-13 18:57:40,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:40,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:57:40,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:40,576 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:40,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:57:40,756 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 18:57:40,756 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:57:40,757 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:57:40,757 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:57:40,758 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:57:40,758 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:57:40,758 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:57:40,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2021-11-13 18:57:40,763 INFO L732 BasicCegarLoop]: Path program histogram: [5, 2, 1, 1] [2021-11-13 18:57:40,763 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 18:57:40,769 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:57:40,769 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:57:40,949 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:57:40,952 INFO L158 Benchmark]: Toolchain (without parser) took 14530.40ms. Allocated memory was 83.9MB in the beginning and 362.8MB in the end (delta: 278.9MB). Free memory was 49.1MB in the beginning and 153.4MB in the end (delta: -104.3MB). Peak memory consumption was 172.9MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,952 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:57:40,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 765.02ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 48.7MB in the beginning and 88.3MB in the end (delta: -39.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.54ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 85.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,954 INFO L158 Benchmark]: Boogie Preprocessor took 78.31ms. Allocated memory is still 125.8MB. Free memory was 85.6MB in the beginning and 83.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,954 INFO L158 Benchmark]: RCFGBuilder took 1241.21ms. Allocated memory is still 125.8MB. Free memory was 83.5MB in the beginning and 70.8MB in the end (delta: 12.7MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,954 INFO L158 Benchmark]: TraceAbstraction took 12373.81ms. Allocated memory was 125.8MB in the beginning and 362.8MB in the end (delta: 237.0MB). Free memory was 70.8MB in the beginning and 153.4MB in the end (delta: -82.6MB). Peak memory consumption was 153.9MB. Max. memory is 16.1GB. [2021-11-13 18:57:40,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 83.9MB. Free memory was 61.6MB in the beginning and 61.6MB in the end (delta: 23.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 765.02ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 48.7MB in the beginning and 88.3MB in the end (delta: -39.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.54ms. Allocated memory is still 125.8MB. Free memory was 88.3MB in the beginning and 85.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.31ms. Allocated memory is still 125.8MB. Free memory was 85.6MB in the beginning and 83.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1241.21ms. Allocated memory is still 125.8MB. Free memory was 83.5MB in the beginning and 70.8MB in the end (delta: 12.7MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. * TraceAbstraction took 12373.81ms. Allocated memory was 125.8MB in the beginning and 362.8MB in the end (delta: 237.0MB). Free memory was 70.8MB in the beginning and 153.4MB in the end (delta: -82.6MB). Peak memory consumption was 153.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 166840, positive: 164519, positive conditional: 161531, positive unconditional: 2988, negative: 2321, negative conditional: 2289, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166203, positive: 164519, positive conditional: 161531, positive unconditional: 2988, negative: 1684, negative conditional: 1652, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 166203, positive: 164519, positive conditional: 161531, positive unconditional: 2988, negative: 1684, negative conditional: 1652, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167855, positive: 164519, positive conditional: 161492, positive unconditional: 3027, negative: 3336, negative conditional: 1652, negative unconditional: 1684, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 167855, positive: 164519, positive conditional: 102407, positive unconditional: 62112, negative: 3336, negative conditional: 866, negative unconditional: 2470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167855, positive: 164519, positive conditional: 102407, positive unconditional: 62112, negative: 3336, negative conditional: 866, negative unconditional: 2470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3064, positive: 3028, positive conditional: 4, positive unconditional: 3024, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3064, positive: 3015, positive conditional: 0, positive unconditional: 3015, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 13, positive conditional: 4, positive unconditional: 9, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 644, positive: 134, positive conditional: 109, positive unconditional: 25, negative: 510, negative conditional: 142, negative unconditional: 367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 167855, positive: 161491, positive conditional: 102403, positive unconditional: 59088, negative: 3300, negative conditional: 863, negative unconditional: 2437, unknown: 3064, unknown conditional: 7, unknown unconditional: 3057] , Statistics on independence cache: Total cache size (in pairs): 3064, Positive cache size: 3028, Positive conditional cache size: 4, Positive unconditional cache size: 3024, Negative cache size: 36, Negative conditional cache size: 3, Negative unconditional cache size: 33, Eliminated conditions: 59871, Maximal queried relation: 1, Independence queries for same thread: 637 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1522.52ms, Number of persistent set computation: 9364, Number of trivial persistent sets: 5390, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 3020, positive: 2988, positive conditional: 0, positive unconditional: 2988, negative: 32, negative conditional: 0, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 166840, positive: 164519, positive conditional: 161531, positive unconditional: 2988, negative: 2321, negative conditional: 2289, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 166203, positive: 164519, positive conditional: 161531, positive unconditional: 2988, negative: 1684, negative conditional: 1652, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 166203, positive: 164519, positive conditional: 161531, positive unconditional: 2988, negative: 1684, negative conditional: 1652, negative unconditional: 32, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 167855, positive: 164519, positive conditional: 161492, positive unconditional: 3027, negative: 3336, negative conditional: 1652, negative unconditional: 1684, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 167855, positive: 164519, positive conditional: 102407, positive unconditional: 62112, negative: 3336, negative conditional: 866, negative unconditional: 2470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 167855, positive: 164519, positive conditional: 102407, positive unconditional: 62112, negative: 3336, negative conditional: 866, negative unconditional: 2470, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 3064, positive: 3028, positive conditional: 4, positive unconditional: 3024, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 3064, positive: 3015, positive conditional: 0, positive unconditional: 3015, negative: 49, negative conditional: 0, negative unconditional: 49, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 49, positive: 13, positive conditional: 4, positive unconditional: 9, negative: 36, negative conditional: 3, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 644, positive: 134, positive conditional: 109, positive unconditional: 25, negative: 510, negative conditional: 142, negative unconditional: 367, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 167855, positive: 161491, positive conditional: 102403, positive unconditional: 59088, negative: 3300, negative conditional: 863, negative unconditional: 2437, unknown: 3064, unknown conditional: 7, unknown unconditional: 3057] , Statistics on independence cache: Total cache size (in pairs): 3064, Positive cache size: 3028, Positive conditional cache size: 4, Positive unconditional cache size: 3024, Negative cache size: 36, Negative conditional cache size: 3, Negative unconditional cache size: 33, Eliminated conditions: 59871, Maximal queried relation: 1, Independence queries for same thread: 637 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60776, positive: 59326, positive conditional: 56780, positive unconditional: 2546, negative: 1450, negative conditional: 1410, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60293, positive: 59326, positive conditional: 56780, positive unconditional: 2546, negative: 967, negative conditional: 927, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 60293, positive: 59326, positive conditional: 56780, positive unconditional: 2546, negative: 967, negative conditional: 927, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68486, positive: 59326, positive conditional: 56235, positive unconditional: 3091, negative: 9160, negative conditional: 8193, negative unconditional: 967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68486, positive: 59326, positive conditional: 10454, positive unconditional: 48872, negative: 9160, negative conditional: 476, negative unconditional: 8684, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68486, positive: 59326, positive conditional: 10454, positive unconditional: 48872, negative: 9160, negative conditional: 476, negative unconditional: 8684, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2610, positive: 2564, positive conditional: 18, positive unconditional: 2546, negative: 46, negative conditional: 5, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2610, positive: 2534, positive conditional: 0, positive unconditional: 2534, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 76, positive: 30, positive conditional: 18, positive unconditional: 12, negative: 46, negative conditional: 5, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 777, positive: 116, positive conditional: 97, positive unconditional: 19, negative: 660, negative conditional: 82, negative unconditional: 578, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 68486, positive: 56762, positive conditional: 10436, positive unconditional: 46326, negative: 9114, negative conditional: 471, negative unconditional: 8643, unknown: 2610, unknown conditional: 23, unknown unconditional: 2587] , Statistics on independence cache: Total cache size (in pairs): 2610, Positive cache size: 2564, Positive conditional cache size: 18, Positive unconditional cache size: 2546, Negative cache size: 46, Negative conditional cache size: 5, Negative unconditional cache size: 41, Eliminated conditions: 53498, Maximal queried relation: 6, Independence queries for same thread: 483 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 784.91ms, Number of persistent set computation: 3082, Number of trivial persistent sets: 2268, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2586, positive: 2546, positive conditional: 0, positive unconditional: 2546, negative: 40, negative conditional: 0, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 60776, positive: 59326, positive conditional: 56780, positive unconditional: 2546, negative: 1450, negative conditional: 1410, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 60293, positive: 59326, positive conditional: 56780, positive unconditional: 2546, negative: 967, negative conditional: 927, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 60293, positive: 59326, positive conditional: 56780, positive unconditional: 2546, negative: 967, negative conditional: 927, negative unconditional: 40, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 68486, positive: 59326, positive conditional: 56235, positive unconditional: 3091, negative: 9160, negative conditional: 8193, negative unconditional: 967, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 68486, positive: 59326, positive conditional: 10454, positive unconditional: 48872, negative: 9160, negative conditional: 476, negative unconditional: 8684, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 68486, positive: 59326, positive conditional: 10454, positive unconditional: 48872, negative: 9160, negative conditional: 476, negative unconditional: 8684, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2610, positive: 2564, positive conditional: 18, positive unconditional: 2546, negative: 46, negative conditional: 5, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2610, positive: 2534, positive conditional: 0, positive unconditional: 2534, negative: 76, negative conditional: 0, negative unconditional: 76, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 76, positive: 30, positive conditional: 18, positive unconditional: 12, negative: 46, negative conditional: 5, negative unconditional: 41, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 777, positive: 116, positive conditional: 97, positive unconditional: 19, negative: 660, negative conditional: 82, negative unconditional: 578, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 68486, positive: 56762, positive conditional: 10436, positive unconditional: 46326, negative: 9114, negative conditional: 471, negative unconditional: 8643, unknown: 2610, unknown conditional: 23, unknown unconditional: 2587] , Statistics on independence cache: Total cache size (in pairs): 2610, Positive cache size: 2564, Positive conditional cache size: 18, Positive unconditional cache size: 2546, Negative cache size: 46, Negative conditional cache size: 5, Negative unconditional cache size: 41, Eliminated conditions: 53498, Maximal queried relation: 6, Independence queries for same thread: 483 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:57:41,009 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:41,234 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:41,432 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix040.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a --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 GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:57:44,298 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:57:44,302 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:57:44,367 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:57:44,368 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:57:44,374 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:57:44,376 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:57:44,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:57:44,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:57:44,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:57:44,398 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:57:44,400 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:57:44,401 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:57:44,404 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:57:44,407 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:57:44,413 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:57:44,415 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:57:44,416 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:57:44,418 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:57:44,428 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:57:44,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:57:44,432 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:57:44,436 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:57:44,438 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:57:44,450 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:57:44,450 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:57:44,451 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:57:44,453 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:57:44,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:57:44,456 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:57:44,456 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:57:44,457 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:57:44,460 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:57:44,461 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:57:44,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:57:44,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:57:44,465 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:57:44,465 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:57:44,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:57:44,468 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:57:44,469 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:57:44,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 18:57:44,523 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:57:44,523 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:57:44,524 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:57:44,525 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:57:44,526 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:57:44,526 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:57:44,528 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:57:44,528 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:57:44,528 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:57:44,529 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:57:44,530 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 18:57:44,530 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 18:57:44,531 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:57:44,531 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:57:44,532 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:57:44,532 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:57:44,532 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 18:57:44,532 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 18:57:44,533 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 18:57:44,533 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:57:44,533 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:57:44,534 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:57:44,534 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:57:44,534 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:57:44,535 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:57:44,535 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:44,536 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:57:44,536 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:57:44,536 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:57:44,536 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 18:57:44,537 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 18:57:44,537 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:57:44,538 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 18:57:44,538 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:57:44,538 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 18:57:44,538 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 18:57:44,539 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 18:57:44,539 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9adb0e975425d9a1b173bce1a766592f39d0541cd50cefd6e228e1140c2f9f3e [2021-11-13 18:57:45,103 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:57:45,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:57:45,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:57:45,136 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:57:45,137 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:57:45,138 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix040.opt.i [2021-11-13 18:57:45,220 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/9985455c4/356a3fde3b3b49889797a2e9a4048779/FLAG0a71b123e [2021-11-13 18:57:45,926 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:57:45,926 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/sv-benchmarks/c/pthread-wmm/mix040.opt.i [2021-11-13 18:57:45,955 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/9985455c4/356a3fde3b3b49889797a2e9a4048779/FLAG0a71b123e [2021-11-13 18:57:46,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/data/9985455c4/356a3fde3b3b49889797a2e9a4048779 [2021-11-13 18:57:46,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:57:46,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:57:46,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:46,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:57:46,211 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:57:46,212 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,213 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd2528a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:46, skipping insertion in model container [2021-11-13 18:57:46,214 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:57:46" (1/1) ... [2021-11-13 18:57:46,235 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:57:46,329 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:57:46,500 WARN L228 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_d1ed5277-ad8b-477b-ae09-3e93a457ff99/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2021-11-13 18:57:46,864 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:46,908 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:57:46,931 WARN L228 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_d1ed5277-ad8b-477b-ae09-3e93a457ff99/sv-benchmarks/c/pthread-wmm/mix040.opt.i[944,957] [2021-11-13 18:57:47,028 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:57:47,098 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:57:47,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47 WrapperNode [2021-11-13 18:57:47,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:57:47,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:47,101 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:57:47,101 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:57:47,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,159 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:57:47,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:57:47,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:57:47,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:57:47,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,229 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,229 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,246 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,250 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,255 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,262 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:57:47,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:57:47,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:57:47,276 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:57:47,277 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (1/1) ... [2021-11-13 18:57:47,285 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:57:47,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:47,315 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:47,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:57:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 18:57:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:57:47,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 18:57:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 18:57:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 18:57:47,388 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 18:57:47,388 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 18:57:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 18:57:47,389 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 18:57:47,389 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 18:57:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 18:57:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-13 18:57:47,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-13 18:57:47,390 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 18:57:47,391 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:57:47,391 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:57:47,393 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-13 18:57:48,740 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:57:48,740 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:57:48,743 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:48 BoogieIcfgContainer [2021-11-13 18:57:48,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:57:48,746 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:57:48,746 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:57:48,749 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:57:48,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:57:46" (1/3) ... [2021-11-13 18:57:48,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe7891e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:48, skipping insertion in model container [2021-11-13 18:57:48,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:57:47" (2/3) ... [2021-11-13 18:57:48,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7fe7891e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:57:48, skipping insertion in model container [2021-11-13 18:57:48,752 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:57:48" (3/3) ... [2021-11-13 18:57:48,753 INFO L111 eAbstractionObserver]: Analyzing ICFG mix040.opt.i [2021-11-13 18:57:48,760 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 18:57:48,760 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:57:48,761 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 18:57:48,761 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 18:57:48,843 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,844 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,844 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,844 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,844 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,845 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,845 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,846 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,846 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,846 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,847 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,848 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,848 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,848 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,849 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,849 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,849 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,850 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,851 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,851 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,851 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,852 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,853 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,853 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,853 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,854 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,854 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,854 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,855 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,855 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,855 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,856 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,857 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,858 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,859 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,860 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,860 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,860 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,860 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,861 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,861 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,861 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,861 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,862 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,863 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,863 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,863 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,863 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,864 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,864 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,864 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,865 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,865 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,867 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,868 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,868 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,868 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,868 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,869 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,869 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,869 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,870 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,871 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,874 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,874 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,874 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,875 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,876 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,876 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,876 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,882 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,883 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,883 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,883 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,883 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,884 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,884 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,884 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,884 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,884 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,885 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,886 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,886 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,886 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,887 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,887 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,887 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,887 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,887 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,891 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,892 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,892 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,892 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,893 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,893 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,893 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,893 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,893 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,894 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,895 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,896 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,897 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,897 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,897 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,897 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,898 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,899 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,900 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,900 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,900 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,909 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,910 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,911 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,911 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,911 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,911 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,912 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,914 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,914 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,914 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,915 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,915 WARN L322 ript$VariableManager]: TermVariabe |P3Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,916 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,916 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,917 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,917 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,918 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,918 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,918 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,919 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,919 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,919 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,919 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,920 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,921 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,921 WARN L322 ript$VariableManager]: TermVariabe P2Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,922 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,922 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,922 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,922 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,923 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,923 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,923 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,923 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,924 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,924 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,924 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,925 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,925 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,925 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork3_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,926 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork3_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:48,928 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 18:57:48,984 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 18:57:48,985 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 18:57:48,987 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 18:57:49,007 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 18:57:49,052 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 18:57:49,072 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:57:49,072 INFO L340 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2021-11-13 18:57:49,424 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,425 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,426 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,428 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,432 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,433 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,433 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,434 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,434 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,435 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,435 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,443 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,489 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:49,564 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:49,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:49,577 INFO L85 PathProgramCache]: Analyzing trace with hash -587078529, now seen corresponding path program 1 times [2021-11-13 18:57:49,594 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:49,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1083988514] [2021-11-13 18:57:49,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:49,596 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:49,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:49,601 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:49,638 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 18:57:49,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:49,810 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 18:57:49,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:50,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:50,105 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:50,253 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:50,254 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:50,254 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1083988514] [2021-11-13 18:57:50,255 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1083988514] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:50,255 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:50,256 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 18:57:50,258 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765221007] [2021-11-13 18:57:50,258 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:50,265 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 18:57:50,265 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:50,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 18:57:50,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 18:57:50,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:50,291 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:50,292 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 44.0) internal successors, (88), 2 states have internal predecessors, (88), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:50,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:50,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:50,363 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:50,555 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:50,556 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:50,557 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:50,557 INFO L85 PathProgramCache]: Analyzing trace with hash -1395613237, now seen corresponding path program 1 times [2021-11-13 18:57:50,558 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:50,558 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1989912710] [2021-11-13 18:57:50,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:50,559 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:50,559 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:50,560 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:50,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-13 18:57:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:50,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 143 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:50,721 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:51,110 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:51,111 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:51,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:51,498 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:51,498 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1989912710] [2021-11-13 18:57:51,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1989912710] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:51,499 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:51,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 18:57:51,500 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836627376] [2021-11-13 18:57:51,501 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:51,506 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 18:57:51,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:51,507 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 18:57:51,507 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 18:57:51,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:51,508 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:51,509 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 21.571428571428573) internal successors, (151), 7 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:51,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:51,509 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:51,813 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:51,819 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:51,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:52,034 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:52,036 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:52,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:52,037 INFO L85 PathProgramCache]: Analyzing trace with hash -1126796954, now seen corresponding path program 1 times [2021-11-13 18:57:52,037 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:52,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [447678401] [2021-11-13 18:57:52,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:52,040 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:52,040 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:52,042 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:52,089 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 18:57:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:52,238 INFO L263 TraceCheckSpWp]: Trace formula consists of 156 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 18:57:52,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:52,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:52,581 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:52,941 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:52,942 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:52,943 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [447678401] [2021-11-13 18:57:52,943 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [447678401] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:52,943 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:52,944 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 18:57:52,944 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [261554222] [2021-11-13 18:57:52,944 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:52,946 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 18:57:52,946 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:52,947 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 18:57:52,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-11-13 18:57:52,948 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:52,949 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:52,949 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 15.545454545454545) internal successors, (171), 11 states have internal predecessors, (171), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:52,949 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:52,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:52,950 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:53,076 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,077 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,078 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,078 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,079 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,079 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,079 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,080 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,080 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,081 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,081 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,081 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,082 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,082 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,186 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,186 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,187 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,187 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,187 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,188 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,188 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,188 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,188 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,189 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,189 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,189 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,190 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,302 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,380 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite42#1_46| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,381 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:53,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:53,525 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:53,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:53,545 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:53,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:53,727 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:53,728 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:53,728 INFO L85 PathProgramCache]: Analyzing trace with hash 1686171593, now seen corresponding path program 1 times [2021-11-13 18:57:53,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:53,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [358111695] [2021-11-13 18:57:53,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:57:53,729 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:53,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:53,732 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:53,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 18:57:53,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:57:53,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 18:57:53,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:54,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:54,233 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:54,623 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:54,623 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:54,624 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [358111695] [2021-11-13 18:57:54,625 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [358111695] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:54,625 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:54,625 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 18:57:54,625 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2074849808] [2021-11-13 18:57:54,625 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:54,626 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 18:57:54,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:54,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 18:57:54,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 18:57:54,629 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:54,629 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:54,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 12.5) internal successors, (150), 12 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:54,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:54,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:54,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:54,630 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:54,858 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,859 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,859 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,859 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,860 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,860 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,860 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,861 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,861 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,862 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,862 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,862 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,863 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,903 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,903 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,904 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,904 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,904 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,905 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,906 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,907 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,970 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,973 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,973 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,974 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,974 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,974 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,974 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,975 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,975 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,975 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,976 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,976 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,976 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:54,976 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,015 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite13_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,016 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,016 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite7_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,017 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite22_77| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,017 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite25_69| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,018 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite21_85| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,018 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite9_41| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,018 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite24_75| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,019 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite10_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,019 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite18_67| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,019 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite16_45| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,020 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite15_53| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,020 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite19_61| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:55,022 WARN L322 ript$VariableManager]: TermVariabe |v_P3_#t~ite28#1_35| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 18:57:56,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:56,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:56,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:56,357 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:56,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:56,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:56,571 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:56,572 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:56,572 INFO L85 PathProgramCache]: Analyzing trace with hash -1527123649, now seen corresponding path program 2 times [2021-11-13 18:57:56,573 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:56,573 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1309358316] [2021-11-13 18:57:56,573 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 18:57:56,574 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:56,574 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:56,575 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:56,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 18:57:56,765 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 18:57:56,766 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:57:56,774 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:56,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:57,063 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:57,064 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:57,449 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:57,450 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:57,451 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1309358316] [2021-11-13 18:57:57,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1309358316] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:57,452 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:57,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-13 18:57:57,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031817901] [2021-11-13 18:57:57,453 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:57,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:57:57,454 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:57,455 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:57:57,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:57:57,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:57,455 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:57,456 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.2) internal successors, (132), 10 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:57,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:57,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:57,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:57,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:57,457 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:57,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:57,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:58,091 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:58,092 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:58,092 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:58,092 INFO L85 PathProgramCache]: Analyzing trace with hash -962099741, now seen corresponding path program 3 times [2021-11-13 18:57:58,093 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:58,093 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1207421774] [2021-11-13 18:57:58,093 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 18:57:58,094 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:58,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:58,095 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:58,096 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 18:57:58,294 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 18:57:58,295 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 18:57:58,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 18:57:58,307 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 18:57:58,555 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:58,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 18:57:58,843 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:57:58,844 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 18:57:58,845 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1207421774] [2021-11-13 18:57:58,849 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1207421774] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 18:57:58,850 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:57:58,850 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 10 [2021-11-13 18:57:58,850 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [840707620] [2021-11-13 18:57:58,850 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 18:57:58,851 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-11-13 18:57:58,851 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 18:57:58,852 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-11-13 18:57:58,853 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-11-13 18:57:58,853 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:58,853 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 18:57:58,854 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 13.2) internal successors, (132), 10 states have internal predecessors, (132), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:57:58,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:58,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:58,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:58,854 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:58,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:58,855 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:59,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 18:57:59,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 18:57:59,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-11-13 18:57:59,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:59,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:59,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 18:57:59,219 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-13 18:57:59,413 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:57:59,414 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION (and 1 more)] === [2021-11-13 18:57:59,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:57:59,415 INFO L85 PathProgramCache]: Analyzing trace with hash -1232841767, now seen corresponding path program 4 times [2021-11-13 18:57:59,416 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 18:57:59,416 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1250351465] [2021-11-13 18:57:59,416 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2021-11-13 18:57:59,417 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 18:57:59,417 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 18:57:59,418 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 18:57:59,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 18:57:59,652 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-11-13 18:57:59,652 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 18:57:59,652 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 18:57:59,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 18:58:00,075 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 18:58:00,075 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 18:58:00,077 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2021-11-13 18:58:00,079 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (3 of 5 remaining) [2021-11-13 18:58:00,080 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (2 of 5 remaining) [2021-11-13 18:58:00,080 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (1 of 5 remaining) [2021-11-13 18:58:00,080 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3INUSE_VIOLATION (0 of 5 remaining) [2021-11-13 18:58:00,104 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:00,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 18:58:00,305 INFO L732 BasicCegarLoop]: Path program histogram: [4, 1, 1, 1] [2021-11-13 18:58:00,306 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN,UNKNOWN (1/2) [2021-11-13 18:58:00,311 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 18:58:00,311 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:58:00,575 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) at de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.translateProgramExecution(InlinerBacktranslator.java:203) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:216) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:225) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateProgramExecution(ModelTranslationContainer.java:206) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getProgramExecutionAsString(CounterExampleResult.java:155) at de.uni_freiburg.informatik.ultimate.core.lib.results.CounterExampleResult.getLongDescription(CounterExampleResult.java:134) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ResultService.reportResult(ResultService.java:86) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResultReporter.reportResult(CegarLoopResultReporter.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.reportLocationResults(TraceAbstractionStarter.java:586) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:181) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-13 18:58:00,580 INFO L158 Benchmark]: Toolchain (without parser) took 14375.10ms. Allocated memory was 77.6MB in the beginning and 199.2MB in the end (delta: 121.6MB). Free memory was 54.3MB in the beginning and 144.9MB in the end (delta: -90.6MB). Peak memory consumption was 113.2MB. Max. memory is 16.1GB. [2021-11-13 18:58:00,581 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:58:00,582 INFO L158 Benchmark]: CACSL2BoogieTranslator took 893.07ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 51.2MB in the end (delta: 3.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2021-11-13 18:58:00,582 INFO L158 Benchmark]: Boogie Procedure Inliner took 110.13ms. Allocated memory is still 77.6MB. Free memory was 51.2MB in the beginning and 48.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:00,582 INFO L158 Benchmark]: Boogie Preprocessor took 51.36ms. Allocated memory is still 77.6MB. Free memory was 48.4MB in the beginning and 46.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 18:58:00,583 INFO L158 Benchmark]: RCFGBuilder took 1468.75ms. Allocated memory is still 77.6MB. Free memory was 46.1MB in the beginning and 34.0MB in the end (delta: 12.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-13 18:58:00,586 INFO L158 Benchmark]: TraceAbstraction took 11833.16ms. Allocated memory was 77.6MB in the beginning and 199.2MB in the end (delta: 121.6MB). Free memory was 33.6MB in the beginning and 144.9MB in the end (delta: -111.3MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. [2021-11-13 18:58:00,591 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 50.3MB. Free memory was 30.1MB in the beginning and 30.1MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 893.07ms. Allocated memory is still 77.6MB. Free memory was 54.1MB in the beginning and 51.2MB in the end (delta: 3.0MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 110.13ms. Allocated memory is still 77.6MB. Free memory was 51.2MB in the beginning and 48.4MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.36ms. Allocated memory is still 77.6MB. Free memory was 48.4MB in the beginning and 46.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1468.75ms. Allocated memory is still 77.6MB. Free memory was 46.1MB in the beginning and 34.0MB in the end (delta: 12.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * TraceAbstraction took 11833.16ms. Allocated memory was 77.6MB in the beginning and 199.2MB in the end (delta: 121.6MB). Free memory was 33.6MB in the beginning and 144.9MB in the end (delta: -111.3MB). Peak memory consumption was 91.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45686, positive: 44537, positive conditional: 42131, positive unconditional: 2406, negative: 1149, negative conditional: 1113, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45308, positive: 44537, positive conditional: 42131, positive unconditional: 2406, negative: 771, negative conditional: 735, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45308, positive: 44537, positive conditional: 42131, positive unconditional: 2406, negative: 771, negative conditional: 735, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50334, positive: 44537, positive conditional: 41525, positive unconditional: 3012, negative: 5797, negative conditional: 5026, negative unconditional: 771, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 50334, positive: 44537, positive conditional: 6485, positive unconditional: 38052, negative: 5797, negative conditional: 280, negative unconditional: 5517, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50334, positive: 44537, positive conditional: 6485, positive unconditional: 38052, negative: 5797, negative conditional: 280, negative unconditional: 5517, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2458, positive: 2419, positive conditional: 13, positive unconditional: 2406, negative: 39, negative conditional: 2, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2458, positive: 2394, positive conditional: 0, positive unconditional: 2394, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 64, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 39, negative conditional: 2, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 866, positive: 120, positive conditional: 21, positive unconditional: 99, negative: 746, negative conditional: 6, negative unconditional: 740, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 50334, positive: 42118, positive conditional: 6472, positive unconditional: 35646, negative: 5758, negative conditional: 278, negative unconditional: 5480, unknown: 2458, unknown conditional: 15, unknown unconditional: 2443] , Statistics on independence cache: Total cache size (in pairs): 2458, Positive cache size: 2419, Positive conditional cache size: 13, Positive unconditional cache size: 2406, Negative cache size: 39, Negative conditional cache size: 2, Negative unconditional cache size: 37, Eliminated conditions: 39786, Maximal queried relation: 5, Independence queries for same thread: 378 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 1283.26ms, Number of persistent set computation: 3056, Number of trivial persistent sets: 2247, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 2442, positive: 2406, positive conditional: 0, positive unconditional: 2406, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 45686, positive: 44537, positive conditional: 42131, positive unconditional: 2406, negative: 1149, negative conditional: 1113, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45308, positive: 44537, positive conditional: 42131, positive unconditional: 2406, negative: 771, negative conditional: 735, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 45308, positive: 44537, positive conditional: 42131, positive unconditional: 2406, negative: 771, negative conditional: 735, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 50334, positive: 44537, positive conditional: 41525, positive unconditional: 3012, negative: 5797, negative conditional: 5026, negative unconditional: 771, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 50334, positive: 44537, positive conditional: 6485, positive unconditional: 38052, negative: 5797, negative conditional: 280, negative unconditional: 5517, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50334, positive: 44537, positive conditional: 6485, positive unconditional: 38052, negative: 5797, negative conditional: 280, negative unconditional: 5517, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 2458, positive: 2419, positive conditional: 13, positive unconditional: 2406, negative: 39, negative conditional: 2, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 2458, positive: 2394, positive conditional: 0, positive unconditional: 2394, negative: 64, negative conditional: 0, negative unconditional: 64, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 64, positive: 25, positive conditional: 13, positive unconditional: 12, negative: 39, negative conditional: 2, negative unconditional: 37, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 866, positive: 120, positive conditional: 21, positive unconditional: 99, negative: 746, negative conditional: 6, negative unconditional: 740, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 50334, positive: 42118, positive conditional: 6472, positive unconditional: 35646, negative: 5758, negative conditional: 278, negative unconditional: 5480, unknown: 2458, unknown conditional: 15, unknown unconditional: 2443] , Statistics on independence cache: Total cache size (in pairs): 2458, Positive cache size: 2419, Positive conditional cache size: 13, Positive unconditional cache size: 2406, Negative cache size: 39, Negative conditional cache size: 2, Negative unconditional cache size: 37, Eliminated conditions: 39786, Maximal queried relation: 5, Independence queries for same thread: 378 - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - ExceptionOrErrorResult: NullPointerException: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: NullPointerException: null: de.uni_freiburg.informatik.ultimate.boogie.procedureinliner.backtranslation.InlinerBacktranslator.computeCurrectProc(InlinerBacktranslator.java:230) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-13 18:58:00,651 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 18:58:00,862 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d1ed5277-ad8b-477b-ae09-3e93a457ff99/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null