./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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 08616d057728e0055484e74bd2f5263dad899fb9ef1c1289b69e87b2c2f7002b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:33,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:33,780 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:33,822 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:33,823 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:33,824 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:33,826 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:33,829 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:33,831 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:33,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:33,834 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:33,836 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:33,836 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:33,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:33,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:33,842 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:33,843 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:33,844 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:33,847 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:33,850 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:33,853 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:33,855 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:33,857 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:33,858 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:33,863 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:33,864 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:33,864 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:33,866 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:33,867 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:33,868 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:33,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:33,870 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:33,871 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:33,872 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:33,874 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:33,875 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:33,876 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:33,877 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:33,877 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:33,879 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:33,880 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:33,881 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Default.epf [2021-11-13 19:00:33,916 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:33,917 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:33,918 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:33,918 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:33,919 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:33,919 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:33,920 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:33,920 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:33,921 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:33,925 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:33,926 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:33,927 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 19:00:33,927 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:33,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:33,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:33,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:33,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:33,928 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:33,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:33,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:33,929 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:33,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:33,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:33,930 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-11-13 19:00:33,931 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:33,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:33,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:33,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:33,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:33,933 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 19:00:33,934 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 19:00:33,934 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:33,934 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:33,935 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:33,935 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:33,935 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:33,936 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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08616d057728e0055484e74bd2f5263dad899fb9ef1c1289b69e87b2c2f7002b [2021-11-13 19:00:34,204 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:34,231 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:34,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:34,236 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:34,237 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:34,239 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i [2021-11-13 19:00:34,329 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/c9a21c206/6c4a468362dd44cbab8fb6329cddff22/FLAG8d739892e [2021-11-13 19:00:34,916 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:34,916 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i [2021-11-13 19:00:34,935 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/c9a21c206/6c4a468362dd44cbab8fb6329cddff22/FLAG8d739892e [2021-11-13 19:00:35,209 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/c9a21c206/6c4a468362dd44cbab8fb6329cddff22 [2021-11-13 19:00:35,213 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:35,215 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:35,221 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:35,221 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:35,225 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:35,226 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:35,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79a172c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35, skipping insertion in model container [2021-11-13 19:00:35,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:35,241 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:35,308 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:35,518 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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i[956,969] [2021-11-13 19:00:35,822 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:35,836 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:35,862 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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i[956,969] [2021-11-13 19:00:35,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:35,988 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:35,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35 WrapperNode [2021-11-13 19:00:35,989 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:35,990 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:35,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:35,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:35,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,017 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,048 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:36,049 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:36,049 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:36,049 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:36,058 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,058 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,064 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,064 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,086 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,092 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:36,093 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:36,093 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:36,093 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:36,094 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (1/1) ... [2021-11-13 19:00:36,102 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:36,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:36,131 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:36,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:36,193 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 19:00:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 19:00:36,194 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 19:00:36,194 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 19:00:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 19:00:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 19:00:36,195 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 19:00:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 19:00:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:36,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:36,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:36,197 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 19:00:37,281 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:37,282 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:37,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:37 BoogieIcfgContainer [2021-11-13 19:00:37,286 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:37,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:37,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:37,292 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:37,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:35" (1/3) ... [2021-11-13 19:00:37,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2580f89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:37, skipping insertion in model container [2021-11-13 19:00:37,294 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:35" (2/3) ... [2021-11-13 19:00:37,294 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2580f89c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:37, skipping insertion in model container [2021-11-13 19:00:37,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:37" (3/3) ... [2021-11-13 19:00:37,300 INFO L111 eAbstractionObserver]: Analyzing ICFG mix035_pso.opt_tso.opt.i [2021-11-13 19:00:37,305 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:37,306 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:37,306 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 19:00:37,306 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:37,349 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,349 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,349 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,350 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,350 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,350 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,350 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,350 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,351 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,351 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,351 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,352 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,352 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,353 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,353 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,353 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,354 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,355 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,362 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,362 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,362 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,371 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,372 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,372 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,376 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,377 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,377 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,378 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,387 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,388 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,398 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,398 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,406 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork0_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,407 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,407 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork0_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,408 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,408 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,408 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,409 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,409 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,409 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,409 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,410 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,410 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,410 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,410 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,410 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,411 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,412 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,412 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,412 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,412 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,413 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,414 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,414 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,415 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,416 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,417 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,418 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,419 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork2_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,420 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 19:00:37,485 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:37,486 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:37,489 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:37,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:37,556 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2021-11-13 19:00:37,565 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 19:00:37,565 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 19:00:37,819 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,820 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,821 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,821 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,821 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,821 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,822 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,822 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,822 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,823 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,823 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,879 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,882 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,882 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,882 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,883 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,883 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,883 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,884 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,885 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,889 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,889 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,938 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:37,954 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 19:00:37,964 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:37,964 INFO L85 PathProgramCache]: Analyzing trace with hash -1687753071, now seen corresponding path program 1 times [2021-11-13 19:00:37,973 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:37,973 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1830542694] [2021-11-13 19:00:37,974 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:37,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:38,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:38,677 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 19:00:38,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:38,678 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1830542694] [2021-11-13 19:00:38,679 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1830542694] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:38,679 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:38,680 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 19:00:38,681 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [638376879] [2021-11-13 19:00:38,682 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:38,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-13 19:00:38,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:38,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-13 19:00:38,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 19:00:38,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:38,714 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:38,716 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.5) internal successors, (74), 5 states have internal predecessors, (74), 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 19:00:38,716 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:38,809 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,851 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,859 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,870 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,943 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,944 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,944 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,944 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,944 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,945 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,945 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,945 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,945 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,946 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,946 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,946 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,946 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,971 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:38,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,007 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,008 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,008 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,008 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,008 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,009 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,009 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,009 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,009 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,010 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,010 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,010 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,010 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,035 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,036 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,037 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,038 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,038 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,038 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,038 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,039 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,039 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,072 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,072 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,075 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,075 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,075 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,097 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,098 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,099 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,100 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,141 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,142 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,142 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,142 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,143 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,143 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,143 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,143 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,144 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,144 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,144 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,148 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,149 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,176 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,176 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,177 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,178 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,179 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,179 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,179 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,204 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,205 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,206 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,207 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,207 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,207 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,207 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,264 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,264 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,265 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,265 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,265 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,266 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,266 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,266 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,266 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,267 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,267 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,267 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,268 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-13 19:00:39,741 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 19:00:39,742 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 19:00:39,751 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 19:00:39,752 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE (1/2) [2021-11-13 19:00:39,756 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:39,756 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:39,758 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:39,787 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:39,788 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 19:00:39,788 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 19:00:39,825 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2021-11-13 19:00:39,876 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,891 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,891 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,891 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,892 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,892 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,892 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,892 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,893 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,893 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,893 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,893 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,893 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,894 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,896 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,923 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,923 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,923 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,923 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,924 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,924 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,924 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,924 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,924 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,925 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,925 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,925 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,925 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:39,949 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:39,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:39,950 INFO L85 PathProgramCache]: Analyzing trace with hash 1634686800, now seen corresponding path program 1 times [2021-11-13 19:00:39,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:39,951 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [698530964] [2021-11-13 19:00:39,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:39,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:39,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:40,005 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 19:00:40,005 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:40,005 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [698530964] [2021-11-13 19:00:40,005 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [698530964] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:40,005 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:40,006 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-13 19:00:40,006 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184381477] [2021-11-13 19:00:40,006 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:40,006 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:40,007 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:40,007 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:40,007 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:40,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,008 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:40,008 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.0) internal successors, (78), 2 states have internal predecessors, (78), 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 19:00:40,008 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,019 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,020 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 19:00:40,020 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:40,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:40,021 INFO L85 PathProgramCache]: Analyzing trace with hash -706775676, now seen corresponding path program 1 times [2021-11-13 19:00:40,021 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:40,021 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233703457] [2021-11-13 19:00:40,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:40,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:40,327 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 19:00:40,329 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:40,329 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233703457] [2021-11-13 19:00:40,329 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [233703457] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:40,329 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:40,330 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:40,330 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874998752] [2021-11-13 19:00:40,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:40,331 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:40,332 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:40,333 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:40,334 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:40,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,334 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:40,334 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.0) internal successors, (77), 7 states have internal predecessors, (77), 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 19:00:40,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,335 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,441 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,442 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,443 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,443 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,444 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,444 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,444 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,444 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,445 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,469 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,470 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,470 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,470 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,470 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,471 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,471 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,471 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,471 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,472 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,472 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,503 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,504 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,504 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,504 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,505 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,506 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,506 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,506 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,506 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,507 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:40,588 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-13 19:00:40,589 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:40,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:40,589 INFO L85 PathProgramCache]: Analyzing trace with hash 1503226491, now seen corresponding path program 1 times [2021-11-13 19:00:40,589 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:40,590 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1546958730] [2021-11-13 19:00:40,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:40,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:40,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:40,824 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 19:00:40,824 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:40,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1546958730] [2021-11-13 19:00:40,825 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1546958730] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:40,825 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:40,825 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-13 19:00:40,825 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287388832] [2021-11-13 19:00:40,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:40,827 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:40,827 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:40,830 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:40,830 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:40,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,830 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:40,831 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 6 states have internal predecessors, (93), 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 19:00:40,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:40,831 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:40,935 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,936 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,937 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,938 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:40,939 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:41,013 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:41,014 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-13 19:00:41,014 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:41,014 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:41,014 INFO L85 PathProgramCache]: Analyzing trace with hash -1241662085, now seen corresponding path program 2 times [2021-11-13 19:00:41,015 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:41,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1313181446] [2021-11-13 19:00:41,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:41,016 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:41,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:41,230 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 19:00:41,230 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:41,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1313181446] [2021-11-13 19:00:41,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1313181446] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:41,231 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:41,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-11-13 19:00:41,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334028384] [2021-11-13 19:00:41,232 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:41,232 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-13 19:00:41,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:41,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-13 19:00:41,233 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-13 19:00:41,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,234 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:41,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 11.625) internal successors, (93), 8 states have internal predecessors, (93), 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 19:00:41,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:41,234 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:41,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,312 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,334 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,335 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,414 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:41,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:41,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:41,416 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-13 19:00:41,416 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:41,420 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:41,420 INFO L85 PathProgramCache]: Analyzing trace with hash 1491627196, now seen corresponding path program 1 times [2021-11-13 19:00:41,420 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:41,420 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1842848816] [2021-11-13 19:00:41,421 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:41,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:41,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:41,751 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 19:00:41,751 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:41,751 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1842848816] [2021-11-13 19:00:41,751 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1842848816] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:41,752 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:41,752 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:41,752 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1827707953] [2021-11-13 19:00:41,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:41,753 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:41,753 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:41,754 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:41,756 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:41,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,756 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:41,756 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 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 19:00:41,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:41,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:41,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:41,757 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:41,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,972 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,973 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,974 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,975 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,997 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,997 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,997 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,998 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:41,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,022 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,023 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,024 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,024 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,024 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,024 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,025 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,025 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,025 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,025 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,026 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,026 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,026 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,026 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,064 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,065 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,065 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,065 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,065 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,065 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,066 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,067 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,067 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,073 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,121 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,122 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,122 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-11-13 19:00:42,123 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:42,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:42,123 INFO L85 PathProgramCache]: Analyzing trace with hash -1652050884, now seen corresponding path program 2 times [2021-11-13 19:00:42,123 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:42,124 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837350886] [2021-11-13 19:00:42,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:42,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:42,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:42,258 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 19:00:42,259 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:42,259 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837350886] [2021-11-13 19:00:42,259 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1837350886] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:42,259 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:42,259 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:42,260 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1952758251] [2021-11-13 19:00:42,260 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:42,260 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:42,260 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:42,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:42,261 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:42,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,261 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:42,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 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 19:00:42,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:42,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,262 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,633 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:42,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:42,635 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-11-13 19:00:42,635 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:42,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:42,636 INFO L85 PathProgramCache]: Analyzing trace with hash 944667212, now seen corresponding path program 3 times [2021-11-13 19:00:42,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:42,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883095345] [2021-11-13 19:00:42,636 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:42,637 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:42,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:42,813 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 19:00:42,814 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 19:00:42,815 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883095345] [2021-11-13 19:00:42,815 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [883095345] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:42,817 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:42,817 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-13 19:00:42,818 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603043902] [2021-11-13 19:00:42,818 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:42,819 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:42,819 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 19:00:42,820 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:42,822 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:42,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,823 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:42,823 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 13.714285714285714) internal successors, (96), 7 states have internal predecessors, (96), 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 19:00:42,823 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:42,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:42,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:42,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:42,824 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-13 19:00:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:43,001 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-11-13 19:00:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:43,002 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:43,002 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-11-13 19:00:43,003 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:43,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:43,003 INFO L85 PathProgramCache]: Analyzing trace with hash 1142790934, now seen corresponding path program 4 times [2021-11-13 19:00:43,003 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 19:00:43,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [119187988] [2021-11-13 19:00:43,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:43,004 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 19:00:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:43,053 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 19:00:43,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:00:43,195 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-11-13 19:00:43,195 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 19:00:43,195 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 19:00:43,196 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 19:00:43,196 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 19:00:43,196 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 19:00:43,196 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-11-13 19:00:43,202 INFO L732 BasicCegarLoop]: Path program histogram: [4, 2, 1, 1] [2021-11-13 19:00:43,204 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 19:00:43,208 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:00:43,208 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:00:43,373 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 19:00:43,375 INFO L158 Benchmark]: Toolchain (without parser) took 8160.38ms. Allocated memory was 96.5MB in the beginning and 211.8MB in the end (delta: 115.3MB). Free memory was 61.3MB in the beginning and 142.3MB in the end (delta: -81.0MB). Peak memory consumption was 115.8MB. Max. memory is 16.1GB. [2021-11-13 19:00:43,376 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:00:43,376 INFO L158 Benchmark]: CACSL2BoogieTranslator took 768.65ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 58.8MB in the end (delta: 2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 19:00:43,377 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.94ms. Allocated memory is still 96.5MB. Free memory was 58.8MB in the beginning and 56.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:43,377 INFO L158 Benchmark]: Boogie Preprocessor took 43.31ms. Allocated memory is still 96.5MB. Free memory was 56.4MB in the beginning and 54.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:00:43,377 INFO L158 Benchmark]: RCFGBuilder took 1193.57ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 54.3MB in the beginning and 55.9MB in the end (delta: -1.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. [2021-11-13 19:00:43,378 INFO L158 Benchmark]: TraceAbstraction took 6086.65ms. Allocated memory was 125.8MB in the beginning and 211.8MB in the end (delta: 86.0MB). Free memory was 54.9MB in the beginning and 142.3MB in the end (delta: -87.4MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2021-11-13 19:00:43,380 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 96.5MB. Free memory was 51.6MB in the beginning and 51.5MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 768.65ms. Allocated memory is still 96.5MB. Free memory was 61.1MB in the beginning and 58.8MB in the end (delta: 2.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.94ms. Allocated memory is still 96.5MB. Free memory was 58.8MB in the beginning and 56.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.31ms. Allocated memory is still 96.5MB. Free memory was 56.4MB in the beginning and 54.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1193.57ms. Allocated memory was 96.5MB in the beginning and 125.8MB in the end (delta: 29.4MB). Free memory was 54.3MB in the beginning and 55.9MB in the end (delta: -1.6MB). Peak memory consumption was 32.6MB. Max. memory is 16.1GB. * TraceAbstraction took 6086.65ms. Allocated memory was 125.8MB in the beginning and 211.8MB in the end (delta: 86.0MB). Free memory was 54.9MB in the beginning and 142.3MB in the end (delta: -87.4MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14444, positive: 13643, positive conditional: 11835, positive unconditional: 1808, negative: 801, negative conditional: 780, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14353, positive: 13643, positive conditional: 11835, positive unconditional: 1808, negative: 710, negative conditional: 689, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14353, positive: 13643, positive conditional: 11835, positive unconditional: 1808, negative: 710, negative conditional: 689, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15042, positive: 13643, positive conditional: 11808, positive unconditional: 1835, negative: 1399, negative conditional: 689, negative unconditional: 710, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15042, positive: 13643, positive conditional: 8199, positive unconditional: 5444, negative: 1399, negative conditional: 647, negative unconditional: 752, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15042, positive: 13643, positive conditional: 8199, positive unconditional: 5444, negative: 1399, negative conditional: 647, negative unconditional: 752, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1856, positive: 1829, positive conditional: 3, positive unconditional: 1826, negative: 27, negative conditional: 4, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1856, positive: 1822, positive conditional: 0, positive unconditional: 1822, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 27, negative conditional: 4, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 628, positive: 80, positive conditional: 71, positive unconditional: 9, negative: 548, negative conditional: 136, negative unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15042, positive: 11814, positive conditional: 8196, positive unconditional: 3618, negative: 1372, negative conditional: 643, negative unconditional: 729, unknown: 1856, unknown conditional: 7, unknown unconditional: 1849] , Statistics on independence cache: Total cache size (in pairs): 1856, Positive cache size: 1829, Positive conditional cache size: 3, Positive unconditional cache size: 1826, Negative cache size: 27, Negative conditional cache size: 4, Negative unconditional cache size: 23, Eliminated conditions: 3651, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 615.07ms, Number of persistent set computation: 1319, Number of trivial persistent sets: 775, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1829, positive: 1808, positive conditional: 0, positive unconditional: 1808, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14444, positive: 13643, positive conditional: 11835, positive unconditional: 1808, negative: 801, negative conditional: 780, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14353, positive: 13643, positive conditional: 11835, positive unconditional: 1808, negative: 710, negative conditional: 689, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14353, positive: 13643, positive conditional: 11835, positive unconditional: 1808, negative: 710, negative conditional: 689, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 15042, positive: 13643, positive conditional: 11808, positive unconditional: 1835, negative: 1399, negative conditional: 689, negative unconditional: 710, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 15042, positive: 13643, positive conditional: 8199, positive unconditional: 5444, negative: 1399, negative conditional: 647, negative unconditional: 752, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 15042, positive: 13643, positive conditional: 8199, positive unconditional: 5444, negative: 1399, negative conditional: 647, negative unconditional: 752, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1856, positive: 1829, positive conditional: 3, positive unconditional: 1826, negative: 27, negative conditional: 4, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1856, positive: 1822, positive conditional: 0, positive unconditional: 1822, negative: 34, negative conditional: 0, negative unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 34, positive: 7, positive conditional: 3, positive unconditional: 4, negative: 27, negative conditional: 4, negative unconditional: 23, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 628, positive: 80, positive conditional: 71, positive unconditional: 9, negative: 548, negative conditional: 136, negative unconditional: 412, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 15042, positive: 11814, positive conditional: 8196, positive unconditional: 3618, negative: 1372, negative conditional: 643, negative unconditional: 729, unknown: 1856, unknown conditional: 7, unknown unconditional: 1849] , Statistics on independence cache: Total cache size (in pairs): 1856, Positive cache size: 1829, Positive conditional cache size: 3, Positive unconditional cache size: 1826, Negative cache size: 27, Negative conditional cache size: 4, Negative unconditional cache size: 23, Eliminated conditions: 3651, Maximal queried relation: 1, Independence queries for same thread: 91 - 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: 8249, positive: 7982, positive conditional: 6351, positive unconditional: 1631, negative: 267, negative conditional: 238, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8167, positive: 7982, positive conditional: 6351, positive unconditional: 1631, negative: 185, negative conditional: 156, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8167, positive: 7982, positive conditional: 6351, positive unconditional: 1631, negative: 185, negative conditional: 156, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9200, positive: 7982, positive conditional: 6040, positive unconditional: 1942, negative: 1218, negative conditional: 1033, negative unconditional: 185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9200, positive: 7982, positive conditional: 1061, positive unconditional: 6921, negative: 1218, negative conditional: 84, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9200, positive: 7982, positive conditional: 1061, positive unconditional: 6921, negative: 1218, negative conditional: 84, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1673, positive: 1640, positive conditional: 9, positive unconditional: 1631, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1673, positive: 1625, positive conditional: 0, positive unconditional: 1625, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 442, positive: 70, positive conditional: 59, positive unconditional: 10, negative: 373, negative conditional: 5, negative unconditional: 368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9200, positive: 6342, positive conditional: 1052, positive unconditional: 5290, negative: 1185, negative conditional: 81, negative unconditional: 1104, unknown: 1673, unknown conditional: 12, unknown unconditional: 1661] , Statistics on independence cache: Total cache size (in pairs): 1673, Positive cache size: 1640, Positive conditional cache size: 9, Positive unconditional cache size: 1631, Negative cache size: 33, Negative conditional cache size: 3, Negative unconditional cache size: 30, Eliminated conditions: 5928, Maximal queried relation: 5, Independence queries for same thread: 82 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 448.61ms, Number of persistent set computation: 609, Number of trivial persistent sets: 381, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1660, positive: 1631, positive conditional: 0, positive unconditional: 1631, negative: 29, negative conditional: 0, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 8249, positive: 7982, positive conditional: 6351, positive unconditional: 1631, negative: 267, negative conditional: 238, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 8167, positive: 7982, positive conditional: 6351, positive unconditional: 1631, negative: 185, negative conditional: 156, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 8167, positive: 7982, positive conditional: 6351, positive unconditional: 1631, negative: 185, negative conditional: 156, negative unconditional: 29, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 9200, positive: 7982, positive conditional: 6040, positive unconditional: 1942, negative: 1218, negative conditional: 1033, negative unconditional: 185, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 9200, positive: 7982, positive conditional: 1061, positive unconditional: 6921, negative: 1218, negative conditional: 84, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 9200, positive: 7982, positive conditional: 1061, positive unconditional: 6921, negative: 1218, negative conditional: 84, negative unconditional: 1134, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1673, positive: 1640, positive conditional: 9, positive unconditional: 1631, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1673, positive: 1625, positive conditional: 0, positive unconditional: 1625, negative: 48, negative conditional: 0, negative unconditional: 48, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 48, positive: 15, positive conditional: 9, positive unconditional: 6, negative: 33, negative conditional: 3, negative unconditional: 30, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 442, positive: 70, positive conditional: 59, positive unconditional: 10, negative: 373, negative conditional: 5, negative unconditional: 368, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 9200, positive: 6342, positive conditional: 1052, positive unconditional: 5290, negative: 1185, negative conditional: 81, negative unconditional: 1104, unknown: 1673, unknown conditional: 12, unknown unconditional: 1661] , Statistics on independence cache: Total cache size (in pairs): 1673, Positive cache size: 1640, Positive conditional cache size: 9, Positive unconditional cache size: 1631, Negative cache size: 33, Negative conditional cache size: 3, Negative unconditional cache size: 30, Eliminated conditions: 5928, Maximal queried relation: 5, Independence queries for same thread: 82 - 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 19:00:43,433 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:43,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:43,834 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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 08616d057728e0055484e74bd2f5263dad899fb9ef1c1289b69e87b2c2f7002b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 19:00:46,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 19:00:46,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 19:00:46,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 19:00:46,594 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 19:00:46,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 19:00:46,598 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 19:00:46,602 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 19:00:46,605 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 19:00:46,606 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 19:00:46,608 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 19:00:46,610 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 19:00:46,610 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 19:00:46,612 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 19:00:46,614 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 19:00:46,616 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 19:00:46,617 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 19:00:46,619 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 19:00:46,621 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 19:00:46,624 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 19:00:46,627 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 19:00:46,639 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 19:00:46,640 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 19:00:46,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 19:00:46,646 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 19:00:46,647 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 19:00:46,647 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 19:00:46,648 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 19:00:46,658 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 19:00:46,659 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 19:00:46,661 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 19:00:46,662 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 19:00:46,665 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 19:00:46,666 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 19:00:46,668 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 19:00:46,668 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 19:00:46,669 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 19:00:46,670 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 19:00:46,670 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 19:00:46,672 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 19:00:46,673 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 19:00:46,679 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/config/svcomp-Reach-32bit-GemCutter_Bitvector.epf [2021-11-13 19:00:46,732 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 19:00:46,733 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 19:00:46,733 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 19:00:46,734 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 19:00:46,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 19:00:46,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 19:00:46,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 19:00:46,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 19:00:46,737 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 19:00:46,737 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 19:00:46,738 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-13 19:00:46,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-13 19:00:46,739 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 19:00:46,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 19:00:46,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 19:00:46,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 19:00:46,739 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-13 19:00:46,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-13 19:00:46,740 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-13 19:00:46,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 19:00:46,740 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 19:00:46,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 19:00:46,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 19:00:46,741 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 19:00:46,741 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 19:00:46,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:46,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 19:00:46,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 19:00:46,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 19:00:46,742 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-11-13 19:00:46,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-13 19:00:46,742 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 19:00:46,743 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-11-13 19:00:46,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 19:00:46,743 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2021-11-13 19:00:46,743 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2021-11-13 19:00:46,744 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-13 19:00:46,744 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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 08616d057728e0055484e74bd2f5263dad899fb9ef1c1289b69e87b2c2f7002b [2021-11-13 19:00:47,154 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 19:00:47,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 19:00:47,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 19:00:47,186 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 19:00:47,187 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 19:00:47,189 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/../../sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i [2021-11-13 19:00:47,268 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/4e18dc25c/359bde2551e548a09bf99deed167bf44/FLAG1cf697c91 [2021-11-13 19:00:48,078 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 19:00:48,079 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i [2021-11-13 19:00:48,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/4e18dc25c/359bde2551e548a09bf99deed167bf44/FLAG1cf697c91 [2021-11-13 19:00:48,245 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/data/4e18dc25c/359bde2551e548a09bf99deed167bf44 [2021-11-13 19:00:48,251 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 19:00:48,253 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 19:00:48,254 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:48,254 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 19:00:48,263 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 19:00:48,263 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:48,266 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@781f546d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48, skipping insertion in model container [2021-11-13 19:00:48,266 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:48,274 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 19:00:48,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 19:00:48,488 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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i[956,969] [2021-11-13 19:00:48,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:48,792 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 19:00:48,807 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_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/sv-benchmarks/c/pthread-wmm/mix035_pso.opt_tso.opt.i[956,969] [2021-11-13 19:00:48,878 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 19:00:48,944 INFO L208 MainTranslator]: Completed translation [2021-11-13 19:00:48,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48 WrapperNode [2021-11-13 19:00:48,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 19:00:48,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:48,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 19:00:48,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 19:00:48,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:48,980 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,014 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 19:00:49,015 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 19:00:49,015 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 19:00:49,015 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 19:00:49,031 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,031 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,053 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,066 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,072 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,088 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 19:00:49,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 19:00:49,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 19:00:49,102 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 19:00:49,103 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (1/1) ... [2021-11-13 19:00:49,119 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 19:00:49,142 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:49,155 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:49,158 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 19:00:49,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-13 19:00:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 19:00:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-13 19:00:49,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-13 19:00:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-13 19:00:49,232 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-13 19:00:49,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-13 19:00:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-13 19:00:49,233 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-13 19:00:49,233 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-13 19:00:49,234 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-13 19:00:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-13 19:00:49,234 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 19:00:49,234 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 19:00:49,236 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 19:00:50,260 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 19:00:50,260 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 19:00:50,263 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:50 BoogieIcfgContainer [2021-11-13 19:00:50,263 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 19:00:50,265 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 19:00:50,265 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 19:00:50,268 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 19:00:50,268 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 07:00:48" (1/3) ... [2021-11-13 19:00:50,269 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3deafad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:50, skipping insertion in model container [2021-11-13 19:00:50,269 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 07:00:48" (2/3) ... [2021-11-13 19:00:50,270 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3deafad9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 07:00:50, skipping insertion in model container [2021-11-13 19:00:50,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 07:00:50" (3/3) ... [2021-11-13 19:00:50,271 INFO L111 eAbstractionObserver]: Analyzing ICFG mix035_pso.opt_tso.opt.i [2021-11-13 19:00:50,277 WARN L149 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-11-13 19:00:50,277 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 19:00:50,277 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-11-13 19:00:50,277 INFO L513 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-11-13 19:00:50,343 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,344 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,344 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,344 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,344 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,345 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,345 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,345 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,346 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,346 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,347 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,347 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,348 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,349 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,349 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,349 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,350 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,350 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#in~arg.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,350 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,350 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,351 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,352 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,352 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,353 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,353 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,353 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,353 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,354 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,355 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,356 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,357 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,358 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,359 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,360 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,361 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,363 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,364 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,365 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,365 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,365 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,365 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,365 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,366 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,367 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,368 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,369 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,370 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,373 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,374 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,375 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,381 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,381 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,382 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,384 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,385 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,387 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,388 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#in~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,389 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,390 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,391 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,392 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,393 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,394 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,395 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,396 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,397 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,398 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,407 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite28#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite29#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,408 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite30#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,409 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_~arg#1.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite32#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite31#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#res#1.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,410 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0_#t~ite33#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,411 WARN L322 ript$VariableManager]: TermVariabe |P2Thread1of1ForFork0___VERIFIER_assert_#in~expression#1| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,412 WARN L322 ript$VariableManager]: TermVariabe |P0Thread1of1ForFork1_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,412 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,412 WARN L322 ript$VariableManager]: TermVariabe P0Thread1of1ForFork1_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,414 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite22| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,414 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite23| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite20| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite21| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,415 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite26| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite27| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,417 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite24| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,418 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite25| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,418 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite18| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,418 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite17| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,419 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.base not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,419 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite19| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,419 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet5| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,419 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.offset| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,419 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite10| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,420 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite12| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,420 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite7| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,420 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite11| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,421 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~nondet6| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,421 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite14| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,421 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite13| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,421 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite16| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,422 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite15| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,422 WARN L322 ript$VariableManager]: TermVariabe P1Thread1of1ForFork2_~arg.offset not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,422 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite9| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,422 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#t~ite8| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,423 WARN L322 ript$VariableManager]: TermVariabe |P1Thread1of1ForFork2_#res.base| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,423 INFO L148 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-11-13 19:00:50,490 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:50,492 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:50,494 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:50,531 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2021-11-13 19:00:50,555 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork0 ======== [2021-11-13 19:00:50,564 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 19:00:50,565 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 19:00:50,810 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,811 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,812 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,813 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,813 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,813 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,814 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,814 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,814 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,896 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,898 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,898 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,898 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,898 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,899 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,899 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,899 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,971 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:50,990 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONERROR_FUNCTION === [P2Err0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 19:00:50,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:50,996 INFO L85 PathProgramCache]: Analyzing trace with hash -313379471, now seen corresponding path program 1 times [2021-11-13 19:00:51,011 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:51,012 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [886315070] [2021-11-13 19:00:51,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:51,014 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:51,015 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:51,020 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:51,030 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-13 19:00:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:51,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-13 19:00:51,244 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:52,075 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 19:00:52,076 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:52,493 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 19:00:52,494 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:52,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [886315070] [2021-11-13 19:00:52,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [886315070] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:52,496 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:52,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 2] imperfect sequences [] total 5 [2021-11-13 19:00:52,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2125970099] [2021-11-13 19:00:52,499 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:52,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-13 19:00:52,505 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:52,532 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-13 19:00:52,535 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-11-13 19:00:52,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:52,539 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:52,540 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.2) internal successors, (121), 6 states have internal predecessors, (121), 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 19:00:52,540 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:52,647 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,663 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,674 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,688 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,770 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,771 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,772 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,772 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,772 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,773 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,773 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,773 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,774 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,804 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,804 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,804 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,805 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,805 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,805 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,806 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,807 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,808 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,844 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,845 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,846 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,846 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,846 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,847 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,847 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,847 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,848 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,848 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,848 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,878 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,879 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,879 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,879 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,880 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,881 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,882 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,882 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,917 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,917 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,918 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,918 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,918 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,919 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,919 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,919 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,920 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,921 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,921 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,967 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,968 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,968 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,968 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,968 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,969 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,970 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:52,999 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,000 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,001 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,002 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,002 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,002 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,003 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,040 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,040 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,041 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,041 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,041 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,042 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,042 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,042 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,043 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,043 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,043 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,044 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,044 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,070 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,070 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,071 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,071 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,071 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,071 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,072 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,072 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,072 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,073 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,074 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 19:00:53,509 INFO L764 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 19:00:53,532 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:53,727 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:53,736 INFO L732 BasicCegarLoop]: Path program histogram: [1] [2021-11-13 19:00:53,737 INFO L308 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork0 was SAFE (1/2) [2021-11-13 19:00:53,740 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-11-13 19:00:53,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 [2021-11-13 19:00:53,745 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-11-13 19:00:53,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2021-11-13 19:00:53,751 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2021-11-13 19:00:53,752 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 19:00:53,752 INFO L340 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2021-11-13 19:00:53,842 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,854 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,854 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,855 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,855 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,855 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,856 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,856 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,856 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,857 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,857 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,857 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,858 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,858 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,860 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,900 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,901 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,902 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,903 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,904 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:53,948 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:53,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:53,949 INFO L85 PathProgramCache]: Analyzing trace with hash -831351348, now seen corresponding path program 1 times [2021-11-13 19:00:53,949 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:53,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1339487330] [2021-11-13 19:00:53,950 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:53,950 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:53,950 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:53,953 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:53,962 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-13 19:00:54,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:54,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-13 19:00:54,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:54,279 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 19:00:54,279 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:54,425 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 19:00:54,425 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:54,425 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1339487330] [2021-11-13 19:00:54,425 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1339487330] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:54,425 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:54,425 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-13 19:00:54,426 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2101073412] [2021-11-13 19:00:54,426 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:54,426 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-13 19:00:54,427 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:54,427 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-13 19:00:54,427 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-13 19:00:54,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:54,427 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:54,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 39.5) internal successors, (79), 2 states have internal predecessors, (79), 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 19:00:54,428 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:54,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:54,473 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-11-13 19:00:54,663 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:54,664 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:54,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:54,665 INFO L85 PathProgramCache]: Analyzing trace with hash 518668132, now seen corresponding path program 1 times [2021-11-13 19:00:54,665 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:54,665 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2126724310] [2021-11-13 19:00:54,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:54,666 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:54,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:54,667 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:54,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-13 19:00:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:54,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-13 19:00:54,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:55,006 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 19:00:55,006 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:55,230 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 19:00:55,230 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:55,231 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2126724310] [2021-11-13 19:00:55,231 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2126724310] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:55,231 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:55,231 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 7 [2021-11-13 19:00:55,232 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2045691297] [2021-11-13 19:00:55,232 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:55,235 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-13 19:00:55,235 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:55,236 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-13 19:00:55,236 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-11-13 19:00:55,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,237 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:55,237 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 19.0) internal successors, (133), 7 states have internal predecessors, (133), 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 19:00:55,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,237 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,329 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,330 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,330 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,331 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,332 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,333 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,334 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,358 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,359 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,360 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,361 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,361 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,361 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,362 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,362 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,362 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,363 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,363 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,363 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:55,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:55,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:55,535 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:55,715 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:55,715 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:55,716 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:55,716 INFO L85 PathProgramCache]: Analyzing trace with hash 480761567, now seen corresponding path program 1 times [2021-11-13 19:00:55,717 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:55,717 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2122412103] [2021-11-13 19:00:55,717 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:55,717 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:55,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:55,719 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:55,739 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-13 19:00:55,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:55,870 INFO L263 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-13 19:00:55,873 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:56,134 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 19:00:56,134 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:56,402 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 19:00:56,402 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:56,403 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2122412103] [2021-11-13 19:00:56,403 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2122412103] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:56,403 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:56,403 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8, 8] imperfect sequences [] total 11 [2021-11-13 19:00:56,404 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615325348] [2021-11-13 19:00:56,404 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:56,404 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-11-13 19:00:56,405 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:56,405 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-11-13 19:00:56,406 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2021-11-13 19:00:56,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,406 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:56,406 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.909090909090908) internal successors, (153), 11 states have internal predecessors, (153), 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 19:00:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:56,407 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,493 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:56,526 WARN L322 ript$VariableManager]: TermVariabe |v_ULTIMATE.start_main_#t~ite40#1_28| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:56,527 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:56,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:56,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:56,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:56,661 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-13 19:00:56,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:56,841 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:56,842 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:56,842 INFO L85 PathProgramCache]: Analyzing trace with hash -1532559240, now seen corresponding path program 1 times [2021-11-13 19:00:56,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:56,843 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2076346141] [2021-11-13 19:00:56,843 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 19:00:56,843 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:56,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:56,845 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:56,847 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-13 19:00:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 19:00:56,982 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 19:00:56,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:57,209 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 19:00:57,210 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:57,558 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 19:00:57,559 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:57,559 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2076346141] [2021-11-13 19:00:57,559 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2076346141] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:57,559 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:57,559 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 19:00:57,560 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1908085049] [2021-11-13 19:00:57,560 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:57,560 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 19:00:57,561 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:57,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 19:00:57,561 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 19:00:57,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:57,562 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:57,562 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.75) internal successors, (129), 12 states have internal predecessors, (129), 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 19:00:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:57,562 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:57,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:57,563 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:57,777 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,777 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,777 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,777 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,778 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,778 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,778 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,779 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,779 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,779 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,780 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,780 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,780 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,833 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,834 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,835 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,930 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,931 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,932 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,933 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,934 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite24_51| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite12_43| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,962 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite22_63| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite25_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite13_37| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite21_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite18_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,963 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite10_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite7_49| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite15_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite16_39| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite9_65| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,964 WARN L322 ript$VariableManager]: TermVariabe |v_P1_#t~ite19_57| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:57,966 WARN L322 ript$VariableManager]: TermVariabe |v_P2_#t~ite28#1_47| not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-11-13 19:00:58,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:58,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:58,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:58,278 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:58,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-11-13 19:00:58,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:58,493 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:58,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:58,494 INFO L85 PathProgramCache]: Analyzing trace with hash -2079519224, now seen corresponding path program 2 times [2021-11-13 19:00:58,494 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:58,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [337751427] [2021-11-13 19:00:58,495 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-11-13 19:00:58,495 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:58,495 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:58,496 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:58,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-13 19:00:58,639 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-11-13 19:00:58,640 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-11-13 19:00:58,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 6 conjunts are in the unsatisfiable core [2021-11-13 19:00:58,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-13 19:00:58,847 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 19:00:58,847 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-13 19:00:59,130 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 19:00:59,130 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-11-13 19:00:59,130 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [337751427] [2021-11-13 19:00:59,131 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [337751427] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-13 19:00:59,131 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-13 19:00:59,131 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7, 7] imperfect sequences [] total 12 [2021-11-13 19:00:59,131 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476297688] [2021-11-13 19:00:59,131 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-13 19:00:59,132 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-13 19:00:59,132 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-11-13 19:00:59,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-13 19:00:59,132 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2021-11-13 19:00:59,133 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:59,133 INFO L470 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-11-13 19:00:59,133 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 10.666666666666666) internal successors, (128), 12 states have internal predecessors, (128), 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 19:00:59,133 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:59,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:59,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:59,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:59,134 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:59,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-13 19:00:59,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:59,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-13 19:00:59,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:59,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-13 19:00:59,400 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-11-13 19:00:59,593 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:00:59,594 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION] === [2021-11-13 19:00:59,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 19:00:59,594 INFO L85 PathProgramCache]: Analyzing trace with hash -1881395502, now seen corresponding path program 3 times [2021-11-13 19:00:59,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-11-13 19:00:59,595 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [737543672] [2021-11-13 19:00:59,595 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-11-13 19:00:59,595 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-13 19:00:59,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat [2021-11-13 19:00:59,597 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-13 19:00:59,642 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-11-13 19:00:59,756 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 1 check-sat command(s) [2021-11-13 19:00:59,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is sat [2021-11-13 19:00:59,757 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-13 19:00:59,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-13 19:01:00,110 INFO L133 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2021-11-13 19:01:00,111 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-11-13 19:01:00,111 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 4 remaining) [2021-11-13 19:01:00,111 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATION (2 of 4 remaining) [2021-11-13 19:01:00,112 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr1INUSE_VIOLATION (1 of 4 remaining) [2021-11-13 19:01:00,112 INFO L764 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2INUSE_VIOLATION (0 of 4 remaining) [2021-11-13 19:01:00,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 (10)] Forceful destruction successful, exit code 0 [2021-11-13 19:01:00,330 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/mathsat -unsat_core_generation=3 [2021-11-13 19:01:00,333 INFO L732 BasicCegarLoop]: Path program histogram: [3, 1, 1, 1] [2021-11-13 19:01:00,333 INFO L308 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE,UNKNOWN,UNKNOWN,UNKNOWN (2/2) [2021-11-13 19:01:00,337 INFO L229 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-11-13 19:01:00,337 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 19:01:00,444 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 19:01:00,448 INFO L158 Benchmark]: Toolchain (without parser) took 12194.66ms. Allocated memory was 65.0MB in the beginning and 174.1MB in the end (delta: 109.1MB). Free memory was 44.4MB in the beginning and 91.9MB in the end (delta: -47.5MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2021-11-13 19:01:00,448 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 19:01:00,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 691.05ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 36.3MB in the end (delta: 7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-13 19:01:00,449 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.42ms. Allocated memory is still 65.0MB. Free memory was 36.3MB in the beginning and 33.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:01:00,449 INFO L158 Benchmark]: Boogie Preprocessor took 86.06ms. Allocated memory is still 65.0MB. Free memory was 33.6MB in the beginning and 31.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-13 19:01:00,450 INFO L158 Benchmark]: RCFGBuilder took 1161.53ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 31.3MB in the beginning and 44.2MB in the end (delta: -12.9MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2021-11-13 19:01:00,450 INFO L158 Benchmark]: TraceAbstraction took 10182.04ms. Allocated memory was 90.2MB in the beginning and 174.1MB in the end (delta: 83.9MB). Free memory was 43.7MB in the beginning and 91.9MB in the end (delta: -48.3MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. [2021-11-13 19:01:00,452 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 65.0MB. Free memory was 47.5MB in the beginning and 47.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 691.05ms. Allocated memory is still 65.0MB. Free memory was 44.1MB in the beginning and 36.3MB in the end (delta: 7.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.42ms. Allocated memory is still 65.0MB. Free memory was 36.3MB in the beginning and 33.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 86.06ms. Allocated memory is still 65.0MB. Free memory was 33.6MB in the beginning and 31.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1161.53ms. Allocated memory was 65.0MB in the beginning and 90.2MB in the end (delta: 25.2MB). Free memory was 31.3MB in the beginning and 44.2MB in the end (delta: -12.9MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * TraceAbstraction took 10182.04ms. Allocated memory was 90.2MB in the beginning and 174.1MB in the end (delta: 83.9MB). Free memory was 43.7MB in the beginning and 91.9MB in the end (delta: -48.3MB). Peak memory consumption was 36.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14648, positive: 14375, positive conditional: 12567, positive unconditional: 1808, negative: 273, negative conditional: 252, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14557, positive: 14375, positive conditional: 12567, positive unconditional: 1808, negative: 182, negative conditional: 161, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14557, positive: 14375, positive conditional: 12567, positive unconditional: 1808, negative: 182, negative conditional: 161, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14718, positive: 14375, positive conditional: 12540, positive unconditional: 1835, negative: 343, negative conditional: 161, negative unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14718, positive: 14375, positive conditional: 8911, positive unconditional: 5464, negative: 343, negative conditional: 118, negative unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14718, positive: 14375, positive conditional: 8911, positive unconditional: 5464, negative: 343, negative conditional: 118, negative unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1855, positive: 1830, positive conditional: 4, positive unconditional: 1826, negative: 25, negative conditional: 3, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1855, positive: 1822, positive conditional: 0, positive unconditional: 1822, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 25, negative conditional: 3, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 660, positive: 144, positive conditional: 120, positive unconditional: 23, negative: 517, negative conditional: 82, negative unconditional: 435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14718, positive: 12545, positive conditional: 8907, positive unconditional: 3638, negative: 318, negative conditional: 115, negative unconditional: 203, unknown: 1855, unknown conditional: 7, unknown unconditional: 1848] , Statistics on independence cache: Total cache size (in pairs): 1855, Positive cache size: 1830, Positive conditional cache size: 4, Positive unconditional cache size: 1826, Negative cache size: 25, Negative conditional cache size: 3, Negative unconditional cache size: 22, Eliminated conditions: 3672, Maximal queried relation: 1, Independence queries for same thread: 91 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 667.68ms, Number of persistent set computation: 1320, Number of trivial persistent sets: 776, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1829, positive: 1808, positive conditional: 0, positive unconditional: 1808, negative: 21, negative conditional: 0, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 14648, positive: 14375, positive conditional: 12567, positive unconditional: 1808, negative: 273, negative conditional: 252, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14557, positive: 14375, positive conditional: 12567, positive unconditional: 1808, negative: 182, negative conditional: 161, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 14557, positive: 14375, positive conditional: 12567, positive unconditional: 1808, negative: 182, negative conditional: 161, negative unconditional: 21, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 14718, positive: 14375, positive conditional: 12540, positive unconditional: 1835, negative: 343, negative conditional: 161, negative unconditional: 182, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 14718, positive: 14375, positive conditional: 8911, positive unconditional: 5464, negative: 343, negative conditional: 118, negative unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 14718, positive: 14375, positive conditional: 8911, positive unconditional: 5464, negative: 343, negative conditional: 118, negative unconditional: 225, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1855, positive: 1830, positive conditional: 4, positive unconditional: 1826, negative: 25, negative conditional: 3, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1855, positive: 1822, positive conditional: 0, positive unconditional: 1822, negative: 33, negative conditional: 0, negative unconditional: 33, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 33, positive: 8, positive conditional: 4, positive unconditional: 4, negative: 25, negative conditional: 3, negative unconditional: 22, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 660, positive: 144, positive conditional: 120, positive unconditional: 23, negative: 517, negative conditional: 82, negative unconditional: 435, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 14718, positive: 12545, positive conditional: 8907, positive unconditional: 3638, negative: 318, negative conditional: 115, negative unconditional: 203, unknown: 1855, unknown conditional: 7, unknown unconditional: 1848] , Statistics on independence cache: Total cache size (in pairs): 1855, Positive cache size: 1830, Positive conditional cache size: 4, Positive unconditional cache size: 1826, Negative cache size: 25, Negative conditional cache size: 3, Negative unconditional cache size: 22, Eliminated conditions: 3672, Maximal queried relation: 1, Independence queries for same thread: 91 - 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: 6940, positive: 6713, positive conditional: 5188, positive unconditional: 1525, negative: 227, negative conditional: 200, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6872, positive: 6713, positive conditional: 5188, positive unconditional: 1525, negative: 159, negative conditional: 132, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6872, positive: 6713, positive conditional: 5188, positive unconditional: 1525, negative: 159, negative conditional: 132, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7587, positive: 6713, positive conditional: 4858, positive unconditional: 1855, negative: 874, negative conditional: 715, negative unconditional: 159, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7587, positive: 6713, positive conditional: 849, positive unconditional: 5864, negative: 874, negative conditional: 68, negative unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7587, positive: 6713, positive conditional: 849, positive unconditional: 5864, negative: 874, negative conditional: 68, negative unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1562, positive: 1532, positive conditional: 7, positive unconditional: 1525, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1562, positive: 1519, positive conditional: 0, positive unconditional: 1519, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 633, positive: 78, positive conditional: 10, positive unconditional: 68, negative: 554, negative conditional: 6, negative unconditional: 548, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7587, positive: 5181, positive conditional: 842, positive unconditional: 4339, negative: 844, negative conditional: 66, negative unconditional: 778, unknown: 1562, unknown conditional: 9, unknown unconditional: 1553] , Statistics on independence cache: Total cache size (in pairs): 1562, Positive cache size: 1532, Positive conditional cache size: 7, Positive unconditional cache size: 1525, Negative cache size: 30, Negative conditional cache size: 2, Negative unconditional cache size: 28, Eliminated conditions: 4656, Maximal queried relation: 4, Independence queries for same thread: 68 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 578.68ms, Number of persistent set computation: 589, Number of trivial persistent sets: 366, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1552, positive: 1525, positive conditional: 0, positive unconditional: 1525, negative: 27, negative conditional: 0, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 6940, positive: 6713, positive conditional: 5188, positive unconditional: 1525, negative: 227, negative conditional: 200, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 6872, positive: 6713, positive conditional: 5188, positive unconditional: 1525, negative: 159, negative conditional: 132, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 6872, positive: 6713, positive conditional: 5188, positive unconditional: 1525, negative: 159, negative conditional: 132, negative unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 7587, positive: 6713, positive conditional: 4858, positive unconditional: 1855, negative: 874, negative conditional: 715, negative unconditional: 159, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 7587, positive: 6713, positive conditional: 849, positive unconditional: 5864, negative: 874, negative conditional: 68, negative unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 7587, positive: 6713, positive conditional: 849, positive unconditional: 5864, negative: 874, negative conditional: 68, negative unconditional: 806, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 1562, positive: 1532, positive conditional: 7, positive unconditional: 1525, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 1562, positive: 1519, positive conditional: 0, positive unconditional: 1519, negative: 43, negative conditional: 0, negative unconditional: 43, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Independence Queries: [ total: 43, positive: 13, positive conditional: 7, positive unconditional: 6, negative: 30, negative conditional: 2, negative unconditional: 28, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 633, positive: 78, positive conditional: 10, positive unconditional: 68, negative: 554, negative conditional: 6, negative unconditional: 548, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 7587, positive: 5181, positive conditional: 842, positive unconditional: 4339, negative: 844, negative conditional: 66, negative unconditional: 778, unknown: 1562, unknown conditional: 9, unknown unconditional: 1553] , Statistics on independence cache: Total cache size (in pairs): 1562, Positive cache size: 1532, Positive conditional cache size: 7, Positive unconditional cache size: 1525, Negative cache size: 30, Negative conditional cache size: 2, Negative unconditional cache size: 28, Eliminated conditions: 4656, Maximal queried relation: 4, Independence queries for same thread: 68 - 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 19:01:00,504 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Forceful destruction successful, exit code 0 [2021-11-13 19:01:00,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/bin/ugemcutter-4ibYxwfQ6a/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2021-11-13 19:01:00,919 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d3e4681b-06ec-4d5c-ba69-70d59f5be22b/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: NullPointerException: null