./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 527bcce2 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_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/config/GemCutterReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/config/svcomp-DataRace-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4f758b611596923134c7292307712c4e6636a1a24449562e0f1ec6ef2697b141 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 17:19:00,036 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 17:19:00,149 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/config/svcomp-DataRace-32bit-GemCutter_Default.epf [2023-11-21 17:19:00,158 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 17:19:00,159 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-21 17:19:00,188 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 17:19:00,189 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-21 17:19:00,190 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-21 17:19:00,191 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 17:19:00,192 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-21 17:19:00,193 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 17:19:00,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 17:19:00,194 INFO L153 SettingsManager]: * Use SBE=true [2023-11-21 17:19:00,195 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 17:19:00,195 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 17:19:00,196 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 17:19:00,197 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 17:19:00,197 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 17:19:00,198 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 17:19:00,199 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 17:19:00,199 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 17:19:00,206 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 17:19:00,206 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-21 17:19:00,207 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 17:19:00,207 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 17:19:00,208 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 17:19:00,208 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 17:19:00,209 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 17:19:00,210 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-21 17:19:00,210 INFO L153 SettingsManager]: * To the following directory=./dump/ [2023-11-21 17:19:00,211 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-21 17:19:00,212 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 17:19:00,213 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 17:19:00,213 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 17:19:00,213 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 17:19:00,213 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-21 17:19:00,214 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 17:19:00,214 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-21 17:19:00,214 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2023-11-21 17:19:00,215 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2023-11-21 17:19:00,215 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 17:19:00,215 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2023-11-21 17:19:00,215 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2023-11-21 17:19:00,216 INFO L153 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_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f758b611596923134c7292307712c4e6636a1a24449562e0f1ec6ef2697b141 [2023-11-21 17:19:00,464 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 17:19:00,496 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 17:19:00,499 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 17:19:00,500 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 17:19:00,501 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 17:19:00,502 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/../../sv-benchmarks/c/pthread-wmm/mix027_power.opt_pso.opt_rmo.opt.i [2023-11-21 17:19:03,596 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 17:19:04,026 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 17:19:04,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/sv-benchmarks/c/pthread-wmm/mix027_power.opt_pso.opt_rmo.opt.i [2023-11-21 17:19:04,055 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/data/e3bbe8981/283926f8ebba4ef0ac65f4488b36c96d/FLAGc2d049353 [2023-11-21 17:19:04,069 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/data/e3bbe8981/283926f8ebba4ef0ac65f4488b36c96d [2023-11-21 17:19:04,072 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 17:19:04,073 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 17:19:04,075 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 17:19:04,075 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 17:19:04,080 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 17:19:04,081 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:04,082 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50df6b47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04, skipping insertion in model container [2023-11-21 17:19:04,082 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:04,138 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 17:19:04,660 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:19:04,684 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 17:19:04,820 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 17:19:04,879 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 17:19:04,879 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 17:19:04,887 INFO L206 MainTranslator]: Completed translation [2023-11-21 17:19:04,887 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04 WrapperNode [2023-11-21 17:19:04,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 17:19:04,889 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 17:19:04,889 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 17:19:04,889 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 17:19:04,897 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:04,940 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,004 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 6, calls inlined = 7, statements flattened = 521 [2023-11-21 17:19:05,005 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 17:19:05,006 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 17:19:05,006 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 17:19:05,006 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 17:19:05,016 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,017 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,024 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,026 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,078 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,107 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 17:19:05,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 17:19:05,109 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 17:19:05,109 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 17:19:05,110 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (1/1) ... [2023-11-21 17:19:05,116 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-21 17:19:05,129 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:19:05,149 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-21 17:19:05,177 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-21 17:19:05,190 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 17:19:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 17:19:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 17:19:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 17:19:05,191 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 17:19:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 17:19:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 17:19:05,192 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 17:19:05,192 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 17:19:05,194 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 17:19:05,194 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 17:19:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-21 17:19:05,195 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-21 17:19:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 17:19:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 17:19:05,195 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 17:19:05,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 17:19:05,198 WARN L212 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 17:19:05,421 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 17:19:05,424 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 17:19:07,008 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 17:19:13,824 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 17:19:13,826 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 17:19:13,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:19:13 BoogieIcfgContainer [2023-11-21 17:19:13,829 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 17:19:13,832 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-21 17:19:13,833 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-21 17:19:13,837 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-21 17:19:13,838 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 05:19:04" (1/3) ... [2023-11-21 17:19:13,839 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10cc7de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:19:13, skipping insertion in model container [2023-11-21 17:19:13,840 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:19:04" (2/3) ... [2023-11-21 17:19:13,841 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10cc7de8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 05:19:13, skipping insertion in model container [2023-11-21 17:19:13,842 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:19:13" (3/3) ... [2023-11-21 17:19:13,844 INFO L112 eAbstractionObserver]: Analyzing ICFG mix027_power.opt_pso.opt_rmo.opt.i [2023-11-21 17:19:13,861 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-21 17:19:13,874 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-21 17:19:13,875 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 226 error locations. [2023-11-21 17:19:13,875 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-21 17:19:14,236 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-21 17:19:14,306 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:14,307 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 17:19:14,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:19:14,309 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 17:19:14,327 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2023-11-21 17:19:14,377 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 17:19:14,393 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P2Thread1of1ForFork2 ======== [2023-11-21 17:19:14,400 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=LoopHeads, 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;@4e1cd752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:14,401 INFO L358 AbstractCegarLoop]: Starting to check reachability of 50 error locations. [2023-11-21 17:19:19,095 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P2Err0ASSERT_VIOLATIONDATA_RACE === [P2Err0ASSERT_VIOLATIONDATA_RACE, P2Err1ASSERT_VIOLATIONDATA_RACE, P2Err2ASSERT_VIOLATIONDATA_RACE, P2Err3ASSERT_VIOLATIONDATA_RACE (and 46 more)] === [2023-11-21 17:19:19,103 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:19:19,103 INFO L85 PathProgramCache]: Analyzing trace with hash 2018942708, now seen corresponding path program 1 times [2023-11-21 17:19:19,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:19:19,116 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [312654116] [2023-11-21 17:19:19,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:19:19,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:19:19,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:19:19,496 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:19:19,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:19:19,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [312654116] [2023-11-21 17:19:19,498 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [312654116] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:19:19,499 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:19:19,499 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:19:19,502 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1297976362] [2023-11-21 17:19:19,502 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:19:19,509 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 17:19:19,509 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:19:19,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 17:19:19,546 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 17:19:19,547 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:19,553 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:19:19,554 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.5) internal successors, (63), 2 states have internal predecessors, (63), 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) [2023-11-21 17:19:19,555 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:24,061 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:24,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err0ASSERT_VIOLATIONDATA_RACE (49 of 50 remaining) [2023-11-21 17:19:24,065 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err1ASSERT_VIOLATIONDATA_RACE (48 of 50 remaining) [2023-11-21 17:19:24,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err2ASSERT_VIOLATIONDATA_RACE (47 of 50 remaining) [2023-11-21 17:19:24,066 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err3ASSERT_VIOLATIONDATA_RACE (46 of 50 remaining) [2023-11-21 17:19:24,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err4ASSERT_VIOLATIONDATA_RACE (45 of 50 remaining) [2023-11-21 17:19:24,067 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err5ASSERT_VIOLATIONDATA_RACE (44 of 50 remaining) [2023-11-21 17:19:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err6ASSERT_VIOLATIONDATA_RACE (43 of 50 remaining) [2023-11-21 17:19:24,068 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err7ASSERT_VIOLATIONDATA_RACE (42 of 50 remaining) [2023-11-21 17:19:24,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err8ASSERT_VIOLATIONDATA_RACE (41 of 50 remaining) [2023-11-21 17:19:24,069 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err9ASSERT_VIOLATIONDATA_RACE (40 of 50 remaining) [2023-11-21 17:19:24,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err10ASSERT_VIOLATIONDATA_RACE (39 of 50 remaining) [2023-11-21 17:19:24,070 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err11ASSERT_VIOLATIONDATA_RACE (38 of 50 remaining) [2023-11-21 17:19:24,071 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err12ASSERT_VIOLATIONDATA_RACE (37 of 50 remaining) [2023-11-21 17:19:24,072 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err13ASSERT_VIOLATIONDATA_RACE (36 of 50 remaining) [2023-11-21 17:19:24,073 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err14ASSERT_VIOLATIONDATA_RACE (35 of 50 remaining) [2023-11-21 17:19:24,074 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err15ASSERT_VIOLATIONDATA_RACE (34 of 50 remaining) [2023-11-21 17:19:24,075 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err16ASSERT_VIOLATIONDATA_RACE (33 of 50 remaining) [2023-11-21 17:19:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err17ASSERT_VIOLATIONDATA_RACE (32 of 50 remaining) [2023-11-21 17:19:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err18ASSERT_VIOLATIONDATA_RACE (31 of 50 remaining) [2023-11-21 17:19:24,076 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err19ASSERT_VIOLATIONDATA_RACE (30 of 50 remaining) [2023-11-21 17:19:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err20ASSERT_VIOLATIONDATA_RACE (29 of 50 remaining) [2023-11-21 17:19:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err21ASSERT_VIOLATIONDATA_RACE (28 of 50 remaining) [2023-11-21 17:19:24,077 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err23ASSERT_VIOLATIONDATA_RACE (27 of 50 remaining) [2023-11-21 17:19:24,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err24ASSERT_VIOLATIONDATA_RACE (26 of 50 remaining) [2023-11-21 17:19:24,078 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err26ASSERT_VIOLATIONDATA_RACE (25 of 50 remaining) [2023-11-21 17:19:24,079 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err25ASSERT_VIOLATIONDATA_RACE (24 of 50 remaining) [2023-11-21 17:19:24,080 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err22ASSERT_VIOLATIONDATA_RACE (23 of 50 remaining) [2023-11-21 17:19:24,081 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err27ASSERT_VIOLATIONDATA_RACE (22 of 50 remaining) [2023-11-21 17:19:24,085 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err28ASSERT_VIOLATIONDATA_RACE (21 of 50 remaining) [2023-11-21 17:19:24,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err29ASSERT_VIOLATIONDATA_RACE (20 of 50 remaining) [2023-11-21 17:19:24,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err30ASSERT_VIOLATIONDATA_RACE (19 of 50 remaining) [2023-11-21 17:19:24,086 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err31ASSERT_VIOLATIONDATA_RACE (18 of 50 remaining) [2023-11-21 17:19:24,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err32ASSERT_VIOLATIONDATA_RACE (17 of 50 remaining) [2023-11-21 17:19:24,087 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err33ASSERT_VIOLATIONDATA_RACE (16 of 50 remaining) [2023-11-21 17:19:24,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err34ASSERT_VIOLATIONDATA_RACE (15 of 50 remaining) [2023-11-21 17:19:24,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err35ASSERT_VIOLATIONDATA_RACE (14 of 50 remaining) [2023-11-21 17:19:24,088 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err36ASSERT_VIOLATIONDATA_RACE (13 of 50 remaining) [2023-11-21 17:19:24,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err37ASSERT_VIOLATIONDATA_RACE (12 of 50 remaining) [2023-11-21 17:19:24,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err38ASSERT_VIOLATIONDATA_RACE (11 of 50 remaining) [2023-11-21 17:19:24,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err39ASSERT_VIOLATIONDATA_RACE (10 of 50 remaining) [2023-11-21 17:19:24,089 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err40ASSERT_VIOLATIONDATA_RACE (9 of 50 remaining) [2023-11-21 17:19:24,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err41ASSERT_VIOLATIONDATA_RACE (8 of 50 remaining) [2023-11-21 17:19:24,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err42ASSERT_VIOLATIONDATA_RACE (7 of 50 remaining) [2023-11-21 17:19:24,090 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err43ASSERT_VIOLATIONDATA_RACE (6 of 50 remaining) [2023-11-21 17:19:24,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err44ASSERT_VIOLATIONDATA_RACE (5 of 50 remaining) [2023-11-21 17:19:24,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err45ASSERT_VIOLATIONDATA_RACE (4 of 50 remaining) [2023-11-21 17:19:24,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err46ASSERT_VIOLATIONDATA_RACE (3 of 50 remaining) [2023-11-21 17:19:24,091 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err47ASSERT_VIOLATIONDATA_RACE (2 of 50 remaining) [2023-11-21 17:19:24,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err48ASSERT_VIOLATIONDATA_RACE (1 of 50 remaining) [2023-11-21 17:19:24,092 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P2Err49ASSERT_VIOLATIONDATA_RACE (0 of 50 remaining) [2023-11-21 17:19:24,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-21 17:19:24,109 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 17:19:24,111 INFO L307 ceAbstractionStarter]: Result for error location P2Thread1of1ForFork2 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/5) [2023-11-21 17:19:24,122 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:24,122 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 17:19:24,123 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:19:24,148 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 17:19:24,154 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (3)] Waiting until timeout for monitored process [2023-11-21 17:19:24,158 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 17:19:24,167 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2023-11-21 17:19:24,168 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=LoopHeads, 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;@4e1cd752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:24,168 INFO L358 AbstractCegarLoop]: Starting to check reachability of 42 error locations. [2023-11-21 17:19:27,322 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2023-11-21 17:19:27,323 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:19:27,323 INFO L85 PathProgramCache]: Analyzing trace with hash -1432646102, now seen corresponding path program 1 times [2023-11-21 17:19:27,323 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:19:27,324 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765528895] [2023-11-21 17:19:27,324 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:19:27,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:19:27,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:19:27,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:19:27,419 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:19:27,420 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765528895] [2023-11-21 17:19:27,420 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765528895] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:19:27,420 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:19:27,420 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-21 17:19:27,421 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [968645157] [2023-11-21 17:19:27,421 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:19:27,421 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 17:19:27,421 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:19:27,423 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 17:19:27,423 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 17:19:27,423 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:27,425 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:19:27,425 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 1 states have (on average 67.0) internal successors, (67), 2 states have internal predecessors, (67), 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) [2023-11-21 17:19:27,425 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:27,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:27,469 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-21 17:19:27,469 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2023-11-21 17:19:27,469 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:19:27,470 INFO L85 PathProgramCache]: Analyzing trace with hash 1911812424, now seen corresponding path program 1 times [2023-11-21 17:19:27,470 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:19:27,470 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921025732] [2023-11-21 17:19:27,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:19:27,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:19:27,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:19:27,610 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:19:27,610 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:19:27,610 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921025732] [2023-11-21 17:19:27,611 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921025732] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:19:27,611 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:19:27,611 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:19:27,611 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1612073403] [2023-11-21 17:19:27,611 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:19:27,612 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 17:19:27,612 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:19:27,613 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 17:19:27,613 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 17:19:27,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:27,615 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:19:27,616 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 34.5) internal successors, (69), 3 states have internal predecessors, (69), 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) [2023-11-21 17:19:27,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:27,616 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:29,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:29,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:19:29,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-21 17:19:29,208 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (and 39 more)] === [2023-11-21 17:19:29,208 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:19:29,208 INFO L85 PathProgramCache]: Analyzing trace with hash 521465924, now seen corresponding path program 1 times [2023-11-21 17:19:29,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:19:29,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1996081838] [2023-11-21 17:19:29,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:19:29,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:19:29,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:19:29,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:19:29,352 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:19:29,352 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1996081838] [2023-11-21 17:19:29,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1996081838] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:19:29,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:19:29,353 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:19:29,353 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653059766] [2023-11-21 17:19:29,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:19:29,354 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-11-21 17:19:29,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:19:29,355 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-11-21 17:19:29,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-11-21 17:19:29,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:29,357 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:19:29,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 39.5) internal successors, (79), 3 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) [2023-11-21 17:19:29,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:29,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:19:29,358 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:29,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:29,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:19:29,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-11-21 17:19:29,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (41 of 42 remaining) [2023-11-21 17:19:29,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (40 of 42 remaining) [2023-11-21 17:19:29,998 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (39 of 42 remaining) [2023-11-21 17:19:29,999 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (38 of 42 remaining) [2023-11-21 17:19:29,999 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (37 of 42 remaining) [2023-11-21 17:19:29,999 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (36 of 42 remaining) [2023-11-21 17:19:30,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONDATA_RACE (35 of 42 remaining) [2023-11-21 17:19:30,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONDATA_RACE (34 of 42 remaining) [2023-11-21 17:19:30,003 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONDATA_RACE (33 of 42 remaining) [2023-11-21 17:19:30,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (32 of 42 remaining) [2023-11-21 17:19:30,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr10ASSERT_VIOLATIONDATA_RACE (31 of 42 remaining) [2023-11-21 17:19:30,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr11ASSERT_VIOLATIONDATA_RACE (30 of 42 remaining) [2023-11-21 17:19:30,004 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr12ASSERT_VIOLATIONDATA_RACE (29 of 42 remaining) [2023-11-21 17:19:30,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr13ASSERT_VIOLATIONDATA_RACE (28 of 42 remaining) [2023-11-21 17:19:30,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr14ASSERT_VIOLATIONDATA_RACE (27 of 42 remaining) [2023-11-21 17:19:30,005 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr15ASSERT_VIOLATIONDATA_RACE (26 of 42 remaining) [2023-11-21 17:19:30,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr16ASSERT_VIOLATIONDATA_RACE (25 of 42 remaining) [2023-11-21 17:19:30,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr17ASSERT_VIOLATIONDATA_RACE (24 of 42 remaining) [2023-11-21 17:19:30,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr18ASSERT_VIOLATIONDATA_RACE (23 of 42 remaining) [2023-11-21 17:19:30,006 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr19ASSERT_VIOLATIONDATA_RACE (22 of 42 remaining) [2023-11-21 17:19:30,007 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr20ASSERT_VIOLATIONDATA_RACE (21 of 42 remaining) [2023-11-21 17:19:30,007 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr21ASSERT_VIOLATIONDATA_RACE (20 of 42 remaining) [2023-11-21 17:19:30,007 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr22ASSERT_VIOLATIONDATA_RACE (19 of 42 remaining) [2023-11-21 17:19:30,007 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr23ASSERT_VIOLATIONDATA_RACE (18 of 42 remaining) [2023-11-21 17:19:30,008 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr24ASSERT_VIOLATIONDATA_RACE (17 of 42 remaining) [2023-11-21 17:19:30,008 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr25ASSERT_VIOLATIONDATA_RACE (16 of 42 remaining) [2023-11-21 17:19:30,008 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr26ASSERT_VIOLATIONDATA_RACE (15 of 42 remaining) [2023-11-21 17:19:30,009 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr27ASSERT_VIOLATIONDATA_RACE (14 of 42 remaining) [2023-11-21 17:19:30,009 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr28ASSERT_VIOLATIONDATA_RACE (13 of 42 remaining) [2023-11-21 17:19:30,009 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr29ASSERT_VIOLATIONDATA_RACE (12 of 42 remaining) [2023-11-21 17:19:30,009 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr30ASSERT_VIOLATIONDATA_RACE (11 of 42 remaining) [2023-11-21 17:19:30,010 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr31ASSERT_VIOLATIONDATA_RACE (10 of 42 remaining) [2023-11-21 17:19:30,010 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr32ASSERT_VIOLATIONDATA_RACE (9 of 42 remaining) [2023-11-21 17:19:30,010 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr33ASSERT_VIOLATIONDATA_RACE (8 of 42 remaining) [2023-11-21 17:19:30,010 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr34ASSERT_VIOLATIONDATA_RACE (7 of 42 remaining) [2023-11-21 17:19:30,011 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr35ASSERT_VIOLATIONDATA_RACE (6 of 42 remaining) [2023-11-21 17:19:30,011 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr36ASSERT_VIOLATIONDATA_RACE (5 of 42 remaining) [2023-11-21 17:19:30,011 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr37ASSERT_VIOLATIONDATA_RACE (4 of 42 remaining) [2023-11-21 17:19:30,011 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (3 of 42 remaining) [2023-11-21 17:19:30,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (2 of 42 remaining) [2023-11-21 17:19:30,012 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (1 of 42 remaining) [2023-11-21 17:19:30,015 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 42 remaining) [2023-11-21 17:19:30,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-21 17:19:30,025 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-21 17:19:30,026 INFO L307 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (2/5) [2023-11-21 17:19:30,033 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:30,034 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 17:19:30,034 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:19:30,036 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 17:19:30,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (4)] Waiting until timeout for monitored process [2023-11-21 17:19:30,045 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 17:19:30,051 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P1Thread1of1ForFork1 ======== [2023-11-21 17:19:30,051 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=LoopHeads, 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;@4e1cd752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:30,052 INFO L358 AbstractCegarLoop]: Starting to check reachability of 99 error locations. [2023-11-21 17:19:32,641 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P1Err0ASSERT_VIOLATIONDATA_RACE === [P1Err0ASSERT_VIOLATIONDATA_RACE, P1Err1ASSERT_VIOLATIONDATA_RACE, P1Err2ASSERT_VIOLATIONDATA_RACE, P1Err3ASSERT_VIOLATIONDATA_RACE (and 95 more)] === [2023-11-21 17:19:32,641 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:19:32,641 INFO L85 PathProgramCache]: Analyzing trace with hash -1741297061, now seen corresponding path program 1 times [2023-11-21 17:19:32,642 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:19:32,642 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1078441738] [2023-11-21 17:19:32,642 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:19:32,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:19:32,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:19:32,683 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:19:32,683 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:19:32,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1078441738] [2023-11-21 17:19:32,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1078441738] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:19:32,684 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:19:32,684 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:19:32,684 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150974758] [2023-11-21 17:19:32,684 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:19:32,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 17:19:32,685 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:19:32,685 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 17:19:32,685 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 17:19:32,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:32,687 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:19:32,687 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.0) internal successors, (54), 2 states have internal predecessors, (54), 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) [2023-11-21 17:19:32,687 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:34,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:34,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (98 of 99 remaining) [2023-11-21 17:19:34,687 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (97 of 99 remaining) [2023-11-21 17:19:34,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (96 of 99 remaining) [2023-11-21 17:19:34,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (95 of 99 remaining) [2023-11-21 17:19:34,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (94 of 99 remaining) [2023-11-21 17:19:34,688 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err5ASSERT_VIOLATIONDATA_RACE (93 of 99 remaining) [2023-11-21 17:19:34,690 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err6ASSERT_VIOLATIONDATA_RACE (92 of 99 remaining) [2023-11-21 17:19:34,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err7ASSERT_VIOLATIONDATA_RACE (91 of 99 remaining) [2023-11-21 17:19:34,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err8ASSERT_VIOLATIONDATA_RACE (90 of 99 remaining) [2023-11-21 17:19:34,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err9ASSERT_VIOLATIONDATA_RACE (89 of 99 remaining) [2023-11-21 17:19:34,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err10ASSERT_VIOLATIONDATA_RACE (88 of 99 remaining) [2023-11-21 17:19:34,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err11ASSERT_VIOLATIONDATA_RACE (87 of 99 remaining) [2023-11-21 17:19:34,691 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err13ASSERT_VIOLATIONDATA_RACE (86 of 99 remaining) [2023-11-21 17:19:34,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err14ASSERT_VIOLATIONDATA_RACE (85 of 99 remaining) [2023-11-21 17:19:34,692 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err16ASSERT_VIOLATIONDATA_RACE (84 of 99 remaining) [2023-11-21 17:19:34,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err15ASSERT_VIOLATIONDATA_RACE (83 of 99 remaining) [2023-11-21 17:19:34,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err12ASSERT_VIOLATIONDATA_RACE (82 of 99 remaining) [2023-11-21 17:19:34,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err17ASSERT_VIOLATIONDATA_RACE (81 of 99 remaining) [2023-11-21 17:19:34,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err18ASSERT_VIOLATIONDATA_RACE (80 of 99 remaining) [2023-11-21 17:19:34,693 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err20ASSERT_VIOLATIONDATA_RACE (79 of 99 remaining) [2023-11-21 17:19:34,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err21ASSERT_VIOLATIONDATA_RACE (78 of 99 remaining) [2023-11-21 17:19:34,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err22ASSERT_VIOLATIONDATA_RACE (77 of 99 remaining) [2023-11-21 17:19:34,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err23ASSERT_VIOLATIONDATA_RACE (76 of 99 remaining) [2023-11-21 17:19:34,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err24ASSERT_VIOLATIONDATA_RACE (75 of 99 remaining) [2023-11-21 17:19:34,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err26ASSERT_VIOLATIONDATA_RACE (74 of 99 remaining) [2023-11-21 17:19:34,694 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err27ASSERT_VIOLATIONDATA_RACE (73 of 99 remaining) [2023-11-21 17:19:34,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err29ASSERT_VIOLATIONDATA_RACE (72 of 99 remaining) [2023-11-21 17:19:34,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err28ASSERT_VIOLATIONDATA_RACE (71 of 99 remaining) [2023-11-21 17:19:34,695 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err25ASSERT_VIOLATIONDATA_RACE (70 of 99 remaining) [2023-11-21 17:19:34,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err19ASSERT_VIOLATIONDATA_RACE (69 of 99 remaining) [2023-11-21 17:19:34,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err30ASSERT_VIOLATIONDATA_RACE (68 of 99 remaining) [2023-11-21 17:19:34,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err31ASSERT_VIOLATIONDATA_RACE (67 of 99 remaining) [2023-11-21 17:19:34,696 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err33ASSERT_VIOLATIONDATA_RACE (66 of 99 remaining) [2023-11-21 17:19:34,697 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err34ASSERT_VIOLATIONDATA_RACE (65 of 99 remaining) [2023-11-21 17:19:34,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err35ASSERT_VIOLATIONDATA_RACE (64 of 99 remaining) [2023-11-21 17:19:34,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err36ASSERT_VIOLATIONDATA_RACE (63 of 99 remaining) [2023-11-21 17:19:34,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err37ASSERT_VIOLATIONDATA_RACE (62 of 99 remaining) [2023-11-21 17:19:34,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err39ASSERT_VIOLATIONDATA_RACE (61 of 99 remaining) [2023-11-21 17:19:34,698 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err40ASSERT_VIOLATIONDATA_RACE (60 of 99 remaining) [2023-11-21 17:19:34,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err42ASSERT_VIOLATIONDATA_RACE (59 of 99 remaining) [2023-11-21 17:19:34,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err41ASSERT_VIOLATIONDATA_RACE (58 of 99 remaining) [2023-11-21 17:19:34,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err38ASSERT_VIOLATIONDATA_RACE (57 of 99 remaining) [2023-11-21 17:19:34,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err32ASSERT_VIOLATIONDATA_RACE (56 of 99 remaining) [2023-11-21 17:19:34,699 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err43ASSERT_VIOLATIONDATA_RACE (55 of 99 remaining) [2023-11-21 17:19:34,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err44ASSERT_VIOLATIONDATA_RACE (54 of 99 remaining) [2023-11-21 17:19:34,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err46ASSERT_VIOLATIONDATA_RACE (53 of 99 remaining) [2023-11-21 17:19:34,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err47ASSERT_VIOLATIONDATA_RACE (52 of 99 remaining) [2023-11-21 17:19:34,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err48ASSERT_VIOLATIONDATA_RACE (51 of 99 remaining) [2023-11-21 17:19:34,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err49ASSERT_VIOLATIONDATA_RACE (50 of 99 remaining) [2023-11-21 17:19:34,700 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err50ASSERT_VIOLATIONDATA_RACE (49 of 99 remaining) [2023-11-21 17:19:34,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err52ASSERT_VIOLATIONDATA_RACE (48 of 99 remaining) [2023-11-21 17:19:34,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err53ASSERT_VIOLATIONDATA_RACE (47 of 99 remaining) [2023-11-21 17:19:34,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err54ASSERT_VIOLATIONDATA_RACE (46 of 99 remaining) [2023-11-21 17:19:34,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err51ASSERT_VIOLATIONDATA_RACE (45 of 99 remaining) [2023-11-21 17:19:34,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err45ASSERT_VIOLATIONDATA_RACE (44 of 99 remaining) [2023-11-21 17:19:34,701 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err55ASSERT_VIOLATIONDATA_RACE (43 of 99 remaining) [2023-11-21 17:19:34,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err56ASSERT_VIOLATIONDATA_RACE (42 of 99 remaining) [2023-11-21 17:19:34,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err58ASSERT_VIOLATIONDATA_RACE (41 of 99 remaining) [2023-11-21 17:19:34,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err59ASSERT_VIOLATIONDATA_RACE (40 of 99 remaining) [2023-11-21 17:19:34,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err60ASSERT_VIOLATIONDATA_RACE (39 of 99 remaining) [2023-11-21 17:19:34,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err61ASSERT_VIOLATIONDATA_RACE (38 of 99 remaining) [2023-11-21 17:19:34,702 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err62ASSERT_VIOLATIONDATA_RACE (37 of 99 remaining) [2023-11-21 17:19:34,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err64ASSERT_VIOLATIONDATA_RACE (36 of 99 remaining) [2023-11-21 17:19:34,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err65ASSERT_VIOLATIONDATA_RACE (35 of 99 remaining) [2023-11-21 17:19:34,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err63ASSERT_VIOLATIONDATA_RACE (34 of 99 remaining) [2023-11-21 17:19:34,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err57ASSERT_VIOLATIONDATA_RACE (33 of 99 remaining) [2023-11-21 17:19:34,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err66ASSERT_VIOLATIONDATA_RACE (32 of 99 remaining) [2023-11-21 17:19:34,703 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err67ASSERT_VIOLATIONDATA_RACE (31 of 99 remaining) [2023-11-21 17:19:34,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err69ASSERT_VIOLATIONDATA_RACE (30 of 99 remaining) [2023-11-21 17:19:34,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err70ASSERT_VIOLATIONDATA_RACE (29 of 99 remaining) [2023-11-21 17:19:34,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err71ASSERT_VIOLATIONDATA_RACE (28 of 99 remaining) [2023-11-21 17:19:34,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err72ASSERT_VIOLATIONDATA_RACE (27 of 99 remaining) [2023-11-21 17:19:34,704 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err73ASSERT_VIOLATIONDATA_RACE (26 of 99 remaining) [2023-11-21 17:19:34,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err75ASSERT_VIOLATIONDATA_RACE (25 of 99 remaining) [2023-11-21 17:19:34,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err76ASSERT_VIOLATIONDATA_RACE (24 of 99 remaining) [2023-11-21 17:19:34,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err77ASSERT_VIOLATIONDATA_RACE (23 of 99 remaining) [2023-11-21 17:19:34,705 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err74ASSERT_VIOLATIONDATA_RACE (22 of 99 remaining) [2023-11-21 17:19:34,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err68ASSERT_VIOLATIONDATA_RACE (21 of 99 remaining) [2023-11-21 17:19:34,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err78ASSERT_VIOLATIONDATA_RACE (20 of 99 remaining) [2023-11-21 17:19:34,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err79ASSERT_VIOLATIONDATA_RACE (19 of 99 remaining) [2023-11-21 17:19:34,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err81ASSERT_VIOLATIONDATA_RACE (18 of 99 remaining) [2023-11-21 17:19:34,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err82ASSERT_VIOLATIONDATA_RACE (17 of 99 remaining) [2023-11-21 17:19:34,706 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err83ASSERT_VIOLATIONDATA_RACE (16 of 99 remaining) [2023-11-21 17:19:34,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err84ASSERT_VIOLATIONDATA_RACE (15 of 99 remaining) [2023-11-21 17:19:34,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err85ASSERT_VIOLATIONDATA_RACE (14 of 99 remaining) [2023-11-21 17:19:34,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err87ASSERT_VIOLATIONDATA_RACE (13 of 99 remaining) [2023-11-21 17:19:34,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err88ASSERT_VIOLATIONDATA_RACE (12 of 99 remaining) [2023-11-21 17:19:34,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err86ASSERT_VIOLATIONDATA_RACE (11 of 99 remaining) [2023-11-21 17:19:34,707 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err80ASSERT_VIOLATIONDATA_RACE (10 of 99 remaining) [2023-11-21 17:19:34,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err89ASSERT_VIOLATIONDATA_RACE (9 of 99 remaining) [2023-11-21 17:19:34,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err90ASSERT_VIOLATIONDATA_RACE (8 of 99 remaining) [2023-11-21 17:19:34,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err91ASSERT_VIOLATIONDATA_RACE (7 of 99 remaining) [2023-11-21 17:19:34,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err92ASSERT_VIOLATIONDATA_RACE (6 of 99 remaining) [2023-11-21 17:19:34,708 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err94ASSERT_VIOLATIONDATA_RACE (5 of 99 remaining) [2023-11-21 17:19:34,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err93ASSERT_VIOLATIONDATA_RACE (4 of 99 remaining) [2023-11-21 17:19:34,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err95ASSERT_VIOLATIONDATA_RACE (3 of 99 remaining) [2023-11-21 17:19:34,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err96ASSERT_VIOLATIONDATA_RACE (2 of 99 remaining) [2023-11-21 17:19:34,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err97ASSERT_VIOLATIONDATA_RACE (1 of 99 remaining) [2023-11-21 17:19:34,709 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err98ASSERT_VIOLATIONDATA_RACE (0 of 99 remaining) [2023-11-21 17:19:34,709 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-11-21 17:19:34,713 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 17:19:34,715 INFO L307 ceAbstractionStarter]: Result for error location P1Thread1of1ForFork1 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (3/5) [2023-11-21 17:19:34,721 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:34,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 17:19:34,721 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:19:34,727 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 17:19:34,728 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (5)] Waiting until timeout for monitored process [2023-11-21 17:19:34,731 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 17:19:34,732 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P3Thread1of1ForFork0 ======== [2023-11-21 17:19:34,733 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=LoopHeads, 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;@4e1cd752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:34,734 INFO L358 AbstractCegarLoop]: Starting to check reachability of 35 error locations. [2023-11-21 17:19:37,350 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P3Err0ASSERT_VIOLATIONDATA_RACE === [P3Err0ASSERT_VIOLATIONDATA_RACE, P3Err1ASSERT_VIOLATIONDATA_RACE, P3Err2ASSERT_VIOLATIONDATA_RACE, P3Err3ASSERT_VIOLATIONDATA_RACE (and 31 more)] === [2023-11-21 17:19:37,351 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 17:19:37,351 INFO L85 PathProgramCache]: Analyzing trace with hash 217498494, now seen corresponding path program 1 times [2023-11-21 17:19:37,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-21 17:19:37,352 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [514651838] [2023-11-21 17:19:37,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-21 17:19:37,353 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 17:19:37,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 17:19:37,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 17:19:37,411 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-21 17:19:37,411 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [514651838] [2023-11-21 17:19:37,411 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [514651838] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-21 17:19:37,412 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-21 17:19:37,412 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-21 17:19:37,412 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763031581] [2023-11-21 17:19:37,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-21 17:19:37,413 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-21 17:19:37,413 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-21 17:19:37,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-21 17:19:37,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-21 17:19:37,415 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:37,416 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2023-11-21 17:19:37,416 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 36.0) internal successors, (72), 2 states have internal predecessors, (72), 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) [2023-11-21 17:19:37,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:45,422 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-21 17:19:45,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err0ASSERT_VIOLATIONDATA_RACE (34 of 35 remaining) [2023-11-21 17:19:45,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err1ASSERT_VIOLATIONDATA_RACE (33 of 35 remaining) [2023-11-21 17:19:45,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err2ASSERT_VIOLATIONDATA_RACE (32 of 35 remaining) [2023-11-21 17:19:45,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err3ASSERT_VIOLATIONDATA_RACE (31 of 35 remaining) [2023-11-21 17:19:45,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err4ASSERT_VIOLATIONDATA_RACE (30 of 35 remaining) [2023-11-21 17:19:45,423 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err5ASSERT_VIOLATIONDATA_RACE (29 of 35 remaining) [2023-11-21 17:19:45,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err6ASSERT_VIOLATIONDATA_RACE (28 of 35 remaining) [2023-11-21 17:19:45,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err8ASSERT_VIOLATIONDATA_RACE (27 of 35 remaining) [2023-11-21 17:19:45,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err9ASSERT_VIOLATIONDATA_RACE (26 of 35 remaining) [2023-11-21 17:19:45,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err11ASSERT_VIOLATIONDATA_RACE (25 of 35 remaining) [2023-11-21 17:19:45,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err10ASSERT_VIOLATIONDATA_RACE (24 of 35 remaining) [2023-11-21 17:19:45,424 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err7ASSERT_VIOLATIONDATA_RACE (23 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err12ASSERT_VIOLATIONDATA_RACE (22 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err13ASSERT_VIOLATIONDATA_RACE (21 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err14ASSERT_VIOLATIONDATA_RACE (20 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err15ASSERT_VIOLATIONDATA_RACE (19 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err16ASSERT_VIOLATIONDATA_RACE (18 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err17ASSERT_VIOLATIONDATA_RACE (17 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err18ASSERT_VIOLATIONDATA_RACE (16 of 35 remaining) [2023-11-21 17:19:45,425 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err19ASSERT_VIOLATIONDATA_RACE (15 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err20ASSERT_VIOLATIONDATA_RACE (14 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err21ASSERT_VIOLATIONDATA_RACE (13 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err22ASSERT_VIOLATIONDATA_RACE (12 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err23ASSERT_VIOLATIONDATA_RACE (11 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err24ASSERT_VIOLATIONDATA_RACE (10 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err25ASSERT_VIOLATIONDATA_RACE (9 of 35 remaining) [2023-11-21 17:19:45,426 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err26ASSERT_VIOLATIONDATA_RACE (8 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err27ASSERT_VIOLATIONDATA_RACE (7 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err28ASSERT_VIOLATIONDATA_RACE (6 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err29ASSERT_VIOLATIONDATA_RACE (5 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err30ASSERT_VIOLATIONDATA_RACE (4 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err31ASSERT_VIOLATIONDATA_RACE (3 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err32ASSERT_VIOLATIONDATA_RACE (2 of 35 remaining) [2023-11-21 17:19:45,427 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err33ASSERT_VIOLATIONDATA_RACE (1 of 35 remaining) [2023-11-21 17:19:45,428 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P3Err34ASSERT_VIOLATIONDATA_RACE (0 of 35 remaining) [2023-11-21 17:19:45,428 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2023-11-21 17:19:45,431 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-21 17:19:45,431 INFO L307 ceAbstractionStarter]: Result for error location P3Thread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (4/5) [2023-11-21 17:19:45,436 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:45,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2023-11-21 17:19:45,436 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 [2023-11-21 17:19:45,438 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2023-11-21 17:19:45,447 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2023-11-21 17:19:45,447 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == P0Thread1of1ForFork3 ======== [2023-11-21 17:19:45,447 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=LoopHeads, 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;@4e1cd752, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-21 17:19:45,448 INFO L358 AbstractCegarLoop]: Starting to check reachability of 4 error locations. [2023-11-21 17:19:45,466 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3b50c87a-cb2c-4192-b4c4-ac484f6d3e35/bin/ugemcutter-verify-n4DOmGwLwf/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (6)] Waiting until timeout for monitored process