./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix044.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 --- 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-b5237d8 [2022-11-21 17:11:25,677 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 17:11:25,680 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 17:11:25,708 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 17:11:25,708 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 17:11:25,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 17:11:25,715 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 17:11:25,719 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 17:11:25,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 17:11:25,726 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 17:11:25,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 17:11:25,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 17:11:25,730 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 17:11:25,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 17:11:25,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 17:11:25,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 17:11:25,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 17:11:25,742 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 17:11:25,743 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 17:11:25,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 17:11:25,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 17:11:25,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 17:11:25,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 17:11:25,757 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 17:11:25,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 17:11:25,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 17:11:25,767 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 17:11:25,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 17:11:25,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 17:11:25,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 17:11:25,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 17:11:25,772 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 17:11:25,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 17:11:25,776 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 17:11:25,778 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 17:11:25,778 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 17:11:25,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 17:11:25,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 17:11:25,779 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 17:11:25,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 17:11:25,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 17:11:25,783 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-21 17:11:25,816 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 17:11:25,816 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 17:11:25,817 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 17:11:25,817 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 17:11:25,817 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 17:11:25,818 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 17:11:25,818 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 17:11:25,822 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 17:11:25,822 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 17:11:25,823 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 17:11:25,824 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 17:11:25,824 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 17:11:25,824 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 17:11:25,825 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 17:11:25,825 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 17:11:25,825 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 17:11:25,825 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 17:11:25,826 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 17:11:25,826 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-21 17:11:25,826 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 17:11:25,826 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 17:11:25,826 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 17:11:25,827 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 17:11:25,827 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 17:11:25,828 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 17:11:25,828 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 17:11:25,828 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:11:25,828 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 17:11:25,829 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 17:11:25,829 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 17:11:25,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 17:11:25,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 17:11:25,830 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 17:11:25,830 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 17:11:25,831 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 17:11:25,831 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_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bb408c890b0d52a937687fd58d564d57121120b7f4647156375768e776a678b4 [2022-11-21 17:11:26,153 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 17:11:26,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 17:11:26,176 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 17:11:26,178 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 17:11:26,178 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 17:11:26,179 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-wmm/mix044.opt.i [2022-11-21 17:11:29,137 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 17:11:29,425 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 17:11:29,442 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/sv-benchmarks/c/pthread-wmm/mix044.opt.i [2022-11-21 17:11:29,468 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/data/d3304c1e1/8429cd6843b64524870f9b248394dcdf/FLAG99353656d [2022-11-21 17:11:29,498 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/data/d3304c1e1/8429cd6843b64524870f9b248394dcdf [2022-11-21 17:11:29,503 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 17:11:29,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 17:11:29,507 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 17:11:29,507 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 17:11:29,515 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 17:11:29,516 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:29" (1/1) ... [2022-11-21 17:11:29,517 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29f6f622 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:29, skipping insertion in model container [2022-11-21 17:11:29,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:11:29" (1/1) ... [2022-11-21 17:11:29,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 17:11:29,564 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 17:11:29,747 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_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2022-11-21 17:11:30,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:11:30,060 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 17:11:30,072 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_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/sv-benchmarks/c/pthread-wmm/mix044.opt.i[944,957] [2022-11-21 17:11:30,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 17:11:30,208 INFO L208 MainTranslator]: Completed translation [2022-11-21 17:11:30,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30 WrapperNode [2022-11-21 17:11:30,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 17:11:30,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 17:11:30,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 17:11:30,211 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 17:11:30,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,288 INFO L138 Inliner]: procedures = 177, calls = 71, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 980 [2022-11-21 17:11:30,288 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 17:11:30,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 17:11:30,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 17:11:30,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 17:11:30,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,304 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,321 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,327 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,330 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,334 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,340 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 17:11:30,340 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 17:11:30,341 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 17:11:30,341 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 17:11:30,342 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (1/1) ... [2022-11-21 17:11:30,349 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 17:11:30,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 17:11:30,380 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 17:11:30,429 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c39b81da-d3b5-4ba2-a638-d28db5ffcd51/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 17:11:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 17:11:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 17:11:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 17:11:30,449 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 17:11:30,450 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 17:11:30,451 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-21 17:11:30,452 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-21 17:11:30,452 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-21 17:11:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-21 17:11:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-21 17:11:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-21 17:11:30,453 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2022-11-21 17:11:30,453 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2022-11-21 17:11:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 17:11:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 17:11:30,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 17:11:30,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 17:11:30,456 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 17:11:30,696 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 17:11:30,698 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 17:11:32,238 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 17:13:18,075 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 17:13:18,075 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 17:13:18,078 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:13:18 BoogieIcfgContainer [2022-11-21 17:13:18,078 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 17:13:18,080 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 17:13:18,081 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 17:13:18,085 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 17:13:18,085 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:11:29" (1/3) ... [2022-11-21 17:13:18,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66791ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:13:18, skipping insertion in model container [2022-11-21 17:13:18,086 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:11:30" (2/3) ... [2022-11-21 17:13:18,086 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@66791ef0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:13:18, skipping insertion in model container [2022-11-21 17:13:18,087 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:13:18" (3/3) ... [2022-11-21 17:13:18,088 INFO L112 eAbstractionObserver]: Analyzing ICFG mix044.opt.i [2022-11-21 17:13:18,113 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 17:13:18,122 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 17:13:18,122 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 227 error locations. [2022-11-21 17:13:18,122 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 17:13:23,399 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 17:13:23,443 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 377 places, 366 transitions, 752 flow