./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-1_2-join.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/config/GemCutterReach.xml -i ../../sv-benchmarks/c/ldv-races/race-1_2-join.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/config/svcomp-Reach-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w --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 fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-13 07:02:31,103 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 07:02:31,104 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 07:02:31,122 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 07:02:31,122 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 07:02:31,123 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 07:02:31,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 07:02:31,126 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 07:02:31,127 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 07:02:31,128 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 07:02:31,129 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 07:02:31,130 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 07:02:31,130 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 07:02:31,131 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 07:02:31,132 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 07:02:31,133 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 07:02:31,134 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 07:02:31,135 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 07:02:31,136 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 07:02:31,138 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 07:02:31,139 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 07:02:31,141 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 07:02:31,142 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 07:02:31,142 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 07:02:31,145 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 07:02:31,146 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 07:02:31,146 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 07:02:31,147 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 07:02:31,147 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 07:02:31,148 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 07:02:31,148 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 07:02:31,149 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 07:02:31,150 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 07:02:31,151 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 07:02:31,151 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 07:02:31,152 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 07:02:31,152 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 07:02:31,152 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 07:02:31,153 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 07:02:31,153 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 07:02:31,154 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 07:02:31,155 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/config/svcomp-Reach-32bit-GemCutter_Default.epf [2022-12-13 07:02:31,186 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 07:02:31,187 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 07:02:31,187 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 07:02:31,187 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 07:02:31,188 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 07:02:31,188 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 07:02:31,188 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 07:02:31,189 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 07:02:31,189 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 07:02:31,189 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 07:02:31,189 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 07:02:31,189 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 07:02:31,189 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 07:02:31,190 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 07:02:31,190 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 07:02:31,190 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 07:02:31,190 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 07:02:31,190 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 07:02:31,190 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 07:02:31,191 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 07:02:31,191 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 07:02:31,191 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 07:02:31,191 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 07:02:31,191 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 07:02:31,191 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 07:02:31,192 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 07:02:31,192 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 07:02:31,192 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 07:02:31,192 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 07:02:31,192 INFO L138 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2022-12-13 07:02:31,192 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 07:02:31,193 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 07:02:31,193 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 07:02:31,193 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 07:02:31,193 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 07:02:31,193 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 07:02:31,193 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_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd4c3d19582748238e9ca587d159d6e8fc23db581cd4de03be73dc785992e03f [2022-12-13 07:02:31,382 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 07:02:31,398 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 07:02:31,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 07:02:31,401 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 07:02:31,401 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 07:02:31,402 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/ldv-races/race-1_2-join.i [2022-12-13 07:02:34,020 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 07:02:34,256 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 07:02:34,256 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/sv-benchmarks/c/ldv-races/race-1_2-join.i [2022-12-13 07:02:34,272 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/data/fe13de409/76b26b69dfb34f27937168a9f4286870/FLAG292a87b75 [2022-12-13 07:02:34,283 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/data/fe13de409/76b26b69dfb34f27937168a9f4286870 [2022-12-13 07:02:34,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 07:02:34,286 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 07:02:34,286 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 07:02:34,286 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 07:02:34,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 07:02:34,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:02:34" (1/1) ... [2022-12-13 07:02:34,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51aebccf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:34, skipping insertion in model container [2022-12-13 07:02:34,290 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 07:02:34" (1/1) ... [2022-12-13 07:02:34,296 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 07:02:34,335 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 07:02:34,887 WARN L237 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_8f62f770-393e-4b50-83c4-953acc76d145/sv-benchmarks/c/ldv-races/race-1_2-join.i[76153,76166] [2022-12-13 07:02:34,891 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:02:34,892 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:02:34,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:02:34,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:02:34,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:02:34,902 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:02:34,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 07:02:34,917 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 07:02:34,951 WARN L237 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_8f62f770-393e-4b50-83c4-953acc76d145/sv-benchmarks/c/ldv-races/race-1_2-join.i[76153,76166] [2022-12-13 07:02:34,951 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:02:34,952 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:02:34,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:02:34,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:02:34,954 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-13 07:02:34,955 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-13 07:02:34,957 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 07:02:35,079 INFO L208 MainTranslator]: Completed translation [2022-12-13 07:02:35,079 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35 WrapperNode [2022-12-13 07:02:35,079 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 07:02:35,080 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 07:02:35,080 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 07:02:35,080 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 07:02:35,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,119 INFO L138 Inliner]: procedures = 482, calls = 33, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 89 [2022-12-13 07:02:35,120 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 07:02:35,120 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 07:02:35,120 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 07:02:35,120 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 07:02:35,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,130 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,130 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,137 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,139 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,142 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,143 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,147 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 07:02:35,147 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 07:02:35,147 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 07:02:35,147 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 07:02:35,148 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (1/1) ... [2022-12-13 07:02:35,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 07:02:35,161 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 07:02:35,171 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 07:02:35,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 07:02:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-13 07:02:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 07:02:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 07:02:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 07:02:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 07:02:35,200 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 07:02:35,424 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 07:02:35,425 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 07:02:35,559 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 07:02:35,584 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 07:02:35,584 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 07:02:35,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:02:35 BoogieIcfgContainer [2022-12-13 07:02:35,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 07:02:35,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 07:02:35,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 07:02:35,593 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 07:02:35,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 07:02:34" (1/3) ... [2022-12-13 07:02:35,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a12569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:02:35, skipping insertion in model container [2022-12-13 07:02:35,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 07:02:35" (2/3) ... [2022-12-13 07:02:35,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@13a12569 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 07:02:35, skipping insertion in model container [2022-12-13 07:02:35,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:02:35" (3/3) ... [2022-12-13 07:02:35,596 INFO L112 eAbstractionObserver]: Analyzing ICFG race-1_2-join.i [2022-12-13 07:02:35,605 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 07:02:35,615 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 07:02:35,615 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-12-13 07:02:35,615 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 07:02:35,653 INFO L144 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2022-12-13 07:02:35,693 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 07:02:35,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 07:02:35,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 07:02:35,694 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 07:02:35,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 07:02:35,729 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 07:02:35,739 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-12-13 07:02:35,743 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74efac1a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 07:02:35,743 INFO L358 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2022-12-13 07:02:35,768 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-13 07:02:35,772 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 07:02:35,772 INFO L85 PathProgramCache]: Analyzing trace with hash 1945109369, now seen corresponding path program 1 times [2022-12-13 07:02:35,780 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 07:02:35,780 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [10960981] [2022-12-13 07:02:35,781 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 07:02:35,781 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 07:02:35,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 07:02:36,169 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 07:02:36,169 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 07:02:36,169 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [10960981] [2022-12-13 07:02:36,170 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [10960981] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 07:02:36,170 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 07:02:36,170 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 07:02:36,172 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1148261258] [2022-12-13 07:02:36,172 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 07:02:36,176 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 07:02:36,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 07:02:36,201 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 07:02:36,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 07:02:36,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 07:02:36,204 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 07:02:36,205 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 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) [2022-12-13 07:02:36,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 07:02:36,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 07:02:36,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 07:02:36,307 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-13 07:02:36,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 07:02:36,308 INFO L85 PathProgramCache]: Analyzing trace with hash 342237164, now seen corresponding path program 1 times [2022-12-13 07:02:36,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 07:02:36,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113494035] [2022-12-13 07:02:36,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 07:02:36,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 07:02:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 07:02:36,455 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 07:02:36,455 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 07:02:36,456 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113494035] [2022-12-13 07:02:36,456 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113494035] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 07:02:36,456 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 07:02:36,456 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 07:02:36,456 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42218879] [2022-12-13 07:02:36,457 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 07:02:36,458 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-12-13 07:02:36,458 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 07:02:36,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-12-13 07:02:36,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-12-13 07:02:36,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 07:02:36,460 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 07:02:36,460 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 26.0) internal successors, (52), 3 states have internal predecessors, (52), 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) [2022-12-13 07:02:36,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2022-12-13 07:02:36,460 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 07:02:36,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 07:02:36,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 07:02:36,508 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 07:02:36,508 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-13 07:02:36,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 07:02:36,509 INFO L85 PathProgramCache]: Analyzing trace with hash 339439733, now seen corresponding path program 1 times [2022-12-13 07:02:36,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 07:02:36,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1925992306] [2022-12-13 07:02:36,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 07:02:36,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 07:02:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 07:02:36,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 07:02:36,697 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 07:02:36,698 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1925992306] [2022-12-13 07:02:36,698 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1925992306] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 07:02:36,698 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 07:02:36,698 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-12-13 07:02:36,698 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563018100] [2022-12-13 07:02:36,699 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 07:02:36,699 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-13 07:02:36,699 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 07:02:36,700 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-13 07:02:36,700 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-12-13 07:02:36,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 07:02:36,700 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 07:02:36,701 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.6) internal successors, (73), 5 states have internal predecessors, (73), 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) [2022-12-13 07:02:36,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2022-12-13 07:02:36,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2022-12-13 07:02:36,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 07:02:36,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-13 07:02:36,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-12-13 07:02:36,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-12-13 07:02:36,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-12-13 07:02:36,783 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (and 2 more)] === [2022-12-13 07:02:36,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 07:02:36,783 INFO L85 PathProgramCache]: Analyzing trace with hash -750085720, now seen corresponding path program 2 times [2022-12-13 07:02:36,783 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 07:02:36,784 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1719861210] [2022-12-13 07:02:36,784 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 07:02:36,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 07:02:36,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 07:02:36,812 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-13 07:02:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-13 07:02:36,846 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2022-12-13 07:02:36,846 INFO L360 BasicCegarLoop]: Counterexample is feasible [2022-12-13 07:02:36,847 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (4 of 5 remaining) [2022-12-13 07:02:36,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (3 of 5 remaining) [2022-12-13 07:02:36,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (2 of 5 remaining) [2022-12-13 07:02:36,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION (1 of 5 remaining) [2022-12-13 07:02:36,849 INFO L805 garLoopResultBuilder]: Registering result UNKNOWN for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 5 remaining) [2022-12-13 07:02:36,850 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-12-13 07:02:36,855 INFO L445 BasicCegarLoop]: Path program histogram: [2, 1, 1] [2022-12-13 07:02:36,860 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-12-13 07:02:36,861 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-12-13 07:02:36,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 07:02:36 BasicIcfg [2022-12-13 07:02:36,886 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 07:02:36,887 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 07:02:36,887 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 07:02:36,887 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 07:02:36,887 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 07:02:35" (3/4) ... [2022-12-13 07:02:36,889 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-12-13 07:02:36,927 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/witness.graphml [2022-12-13 07:02:36,927 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 07:02:36,928 INFO L158 Benchmark]: Toolchain (without parser) took 2642.21ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 79.9MB in the beginning and 89.5MB in the end (delta: -9.5MB). Peak memory consumption was 33.9MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,928 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 127.9MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 07:02:36,929 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.06ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 79.9MB in the beginning and 123.3MB in the end (delta: -43.4MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,929 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.91ms. Allocated memory is still 169.9MB. Free memory was 123.3MB in the beginning and 120.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,929 INFO L158 Benchmark]: Boogie Preprocessor took 26.49ms. Allocated memory is still 169.9MB. Free memory was 120.3MB in the beginning and 117.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,930 INFO L158 Benchmark]: RCFGBuilder took 439.51ms. Allocated memory is still 169.9MB. Free memory was 117.3MB in the beginning and 96.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,930 INFO L158 Benchmark]: TraceAbstraction took 1296.63ms. Allocated memory is still 169.9MB. Free memory was 96.3MB in the beginning and 93.7MB in the end (delta: 2.7MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,930 INFO L158 Benchmark]: Witness Printer took 40.63ms. Allocated memory is still 169.9MB. Free memory was 93.7MB in the beginning and 89.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-13 07:02:36,932 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12ms. Allocated memory is still 127.9MB. Free memory is still 95.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.06ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 79.9MB in the beginning and 123.3MB in the end (delta: -43.4MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.91ms. Allocated memory is still 169.9MB. Free memory was 123.3MB in the beginning and 120.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.49ms. Allocated memory is still 169.9MB. Free memory was 120.3MB in the beginning and 117.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 439.51ms. Allocated memory is still 169.9MB. Free memory was 117.3MB in the beginning and 96.3MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1296.63ms. Allocated memory is still 169.9MB. Free memory was 96.3MB in the beginning and 93.7MB in the end (delta: 2.7MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. * Witness Printer took 40.63ms. Allocated memory is still 169.9MB. Free memory was 93.7MB in the beginning and 89.5MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation #1 benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 235, independent: 208, independent conditional: 44, independent unconditional: 164, dependent: 27, dependent conditional: 23, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214, independent: 208, independent conditional: 44, independent unconditional: 164, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214, independent: 208, independent conditional: 44, independent unconditional: 164, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 11, dependent conditional: 5, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 219, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 219, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 169, independent: 164, independent conditional: 0, independent unconditional: 164, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 169, independent: 163, independent conditional: 0, independent unconditional: 163, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 31, dependent conditional: 4, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 219, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 169, unknown conditional: 1, unknown unconditional: 168] , Statistics on independence cache: Total cache size (in pairs): 169, Positive cache size: 164, Positive conditional cache size: 0, Positive unconditional cache size: 164, Negative cache size: 5, Negative conditional cache size: 1, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4, Maximal queried relation: 3, Independence queries for same thread: 21 - StatisticsResult: Persistent set benchmarks Persistent set computation time: 0.0s, Number of persistent set computation: 95, Number of trivial persistent sets: 92, Underlying independence relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 168, independent: 164, independent conditional: 0, independent unconditional: 164, dependent: 4, dependent conditional: 0, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 235, independent: 208, independent conditional: 44, independent unconditional: 164, dependent: 27, dependent conditional: 23, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 214, independent: 208, independent conditional: 44, independent unconditional: 164, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: DisjunctiveConditionalIndependenceRelation.Independence Queries: [ total: 214, independent: 208, independent conditional: 44, independent unconditional: 164, dependent: 6, dependent conditional: 2, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DisjunctiveConditionalIndependenceRelation.Statistics on underlying relation: ConditionTransformingIndependenceRelation.Independence Queries: [ total: 219, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 11, dependent conditional: 5, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticConditionEliminator.Independence Queries: [ total: 219, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 219, independent: 208, independent conditional: 0, independent unconditional: 208, dependent: 11, dependent conditional: 1, dependent unconditional: 10, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 169, independent: 164, independent conditional: 0, independent unconditional: 164, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 169, independent: 163, independent conditional: 0, independent unconditional: 163, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ProtectedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 6, independent: 1, independent conditional: 0, independent unconditional: 1, dependent: 5, dependent conditional: 1, dependent unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, independent: 2, independent conditional: 0, independent unconditional: 2, dependent: 31, dependent conditional: 4, dependent unconditional: 27, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Protected Queries: 0 ], Cache Queries: [ total: 219, independent: 44, independent conditional: 0, independent unconditional: 44, dependent: 6, dependent conditional: 0, dependent unconditional: 6, unknown: 169, unknown conditional: 1, unknown unconditional: 168] , Statistics on independence cache: Total cache size (in pairs): 169, Positive cache size: 164, Positive conditional cache size: 0, Positive unconditional cache size: 164, Negative cache size: 5, Negative conditional cache size: 1, Negative unconditional cache size: 4, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0, Eliminated conditions: 4, Maximal queried relation: 3, Independence queries for same thread: 21 - CounterExampleResult [Line: 1695]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1696] 0 pthread_t t1; VAL [t1={3:0}] [L1697] 0 pthread_mutex_t mutex; VAL [mutex={4:0}, t1={3:0}] [L1698] 0 int pdev; VAL [mutex={4:0}, pdev=0, t1={3:0}] [L1734] CALL 0 module_init() [L1709] 0 pdev = 1 VAL [mutex={4:0}, pdev=1, t1={3:0}] [L1710] CALL 0 ldv_assert(pdev==1) [L1695] COND FALSE 0 !(!expression) VAL [\old(expression)=1, expression=1, mutex={4:0}, pdev=1, t1={3:0}] [L1710] RET 0 ldv_assert(pdev==1) [L1711] COND TRUE 0 __VERIFIER_nondet_int() VAL [__VERIFIER_nondet_int()=1, mutex={4:0}, pdev=1, t1={3:0}] [L1712] FCALL, FORK 0 pthread_create(&t1, ((void *)0), thread1, ((void *)0)) VAL [arg={0:0}, mutex={4:0}, pdev=1, pthread_create(&t1, ((void *)0), thread1, ((void *)0))=-1, t1={3:0}] [L1714] 0 pdev = 2 VAL [arg={0:0}, arg={0:0}, mutex={4:0}, pdev=2, t1={3:0}] [L1702] 1 pdev = 6 VAL [arg={0:0}, arg={0:0}, mutex={4:0}, pdev=6, t1={3:0}] [L1705] 1 return 0; VAL [\result={0:0}, arg={0:0}, arg={0:0}, mutex={4:0}, pdev=6, t1={3:0}] [L1717] CALL 0 ldv_assert(pdev==2) [L1695] COND TRUE 0 !expression [L1695] 0 reach_error() VAL [\old(expression)=0, \result={0:0}, arg={0:0}, arg={0:0}, expression=0, mutex={4:0}, pdev=6, t1={3:0}] - UnprovableResult [Line: 1695]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1695]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1695]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: Not analyzed. - UnprovableResult [Line: 1712]: Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Unable to prove that petrification did provide enough thread instances (tool internal message, not intended for end users) Reason: Not analyzed. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 3 procedures, 111 locations, 5 error locations. Started 1 CEGAR loops. OverallTime: 1.1s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.3s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 211 NumberOfCodeBlocks, 211 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 156 ConstructedInterpolants, 0 QuantifiedInterpolants, 184 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! [2022-12-13 07:02:36,948 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Forceful destruction successful, exit code 0 [2022-12-13 07:02:37,147 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8f62f770-393e-4b50-83c4-953acc76d145/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE