./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/05-lval_ls_04-fld_nr.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/05-lval_ls_04-fld_nr.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c5a0c3d921e4198a2449efd49bc5373a4e6a5b0854f91282d4ef920b48af7e3c --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 13:51:52,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 13:51:52,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 13:51:52,357 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 13:51:52,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 13:51:52,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 13:51:52,360 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 13:51:52,362 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 13:51:52,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 13:51:52,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 13:51:52,366 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 13:51:52,367 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 13:51:52,368 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 13:51:52,369 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 13:51:52,370 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 13:51:52,371 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 13:51:52,372 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 13:51:52,373 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 13:51:52,375 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 13:51:52,376 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 13:51:52,378 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 13:51:52,379 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 13:51:52,380 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 13:51:52,381 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 13:51:52,384 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 13:51:52,385 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 13:51:52,385 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 13:51:52,386 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 13:51:52,386 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 13:51:52,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 13:51:52,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 13:51:52,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 13:51:52,389 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 13:51:52,390 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 13:51:52,391 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 13:51:52,392 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 13:51:52,393 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 13:51:52,393 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 13:51:52,393 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 13:51:52,394 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 13:51:52,395 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 13:51:52,396 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-21 13:51:52,417 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 13:51:52,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 13:51:52,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 13:51:52,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 13:51:52,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 13:51:52,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 13:51:52,420 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 13:51:52,420 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 13:51:52,420 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 13:51:52,421 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 13:51:52,421 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 13:51:52,421 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 13:51:52,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 13:51:52,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 13:51:52,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 13:51:52,423 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 13:51:52,423 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 13:51:52,423 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 13:51:52,423 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-21 13:51:52,424 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 13:51:52,424 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 13:51:52,424 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 13:51:52,424 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 13:51:52,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 13:51:52,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 13:51:52,425 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 13:51:52,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:51:52,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 13:51:52,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 13:51:52,426 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 13:51:52,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 13:51:52,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 13:51:52,427 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 13:51:52,428 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 13:51:52,428 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 13:51:52,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5a0c3d921e4198a2449efd49bc5373a4e6a5b0854f91282d4ef920b48af7e3c [2022-11-21 13:51:52,781 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 13:51:52,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 13:51:52,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 13:51:52,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 13:51:52,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 13:51:52,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/goblint-regression/05-lval_ls_04-fld_nr.i [2022-11-21 13:51:55,888 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 13:51:56,207 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 13:51:56,208 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/sv-benchmarks/c/goblint-regression/05-lval_ls_04-fld_nr.i [2022-11-21 13:51:56,220 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/data/0273f5fe7/de47debafe4f4d5fa01b6815a129a3c3/FLAG0d3147d65 [2022-11-21 13:51:56,236 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/data/0273f5fe7/de47debafe4f4d5fa01b6815a129a3c3 [2022-11-21 13:51:56,239 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 13:51:56,241 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 13:51:56,242 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 13:51:56,242 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 13:51:56,246 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 13:51:56,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28475891 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56, skipping insertion in model container [2022-11-21 13:51:56,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 13:51:56,297 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 13:51:56,689 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:51:56,704 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 13:51:56,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 13:51:56,812 INFO L208 MainTranslator]: Completed translation [2022-11-21 13:51:56,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56 WrapperNode [2022-11-21 13:51:56,813 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 13:51:56,815 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 13:51:56,815 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 13:51:56,815 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 13:51:56,823 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,859 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,884 INFO L138 Inliner]: procedures = 162, calls = 20, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 45 [2022-11-21 13:51:56,885 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 13:51:56,885 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 13:51:56,886 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 13:51:56,886 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 13:51:56,894 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,895 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,902 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,903 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,918 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,921 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,924 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,929 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 13:51:56,936 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 13:51:56,936 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 13:51:56,937 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 13:51:56,938 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (1/1) ... [2022-11-21 13:51:56,944 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 13:51:56,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 13:51:56,975 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 13:51:56,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 13:51:57,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 13:51:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-21 13:51:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 13:51:57,027 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 13:51:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-21 13:51:57,028 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-21 13:51:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 13:51:57,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 13:51:57,029 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 13:51:57,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 13:51:57,030 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 13:51:57,206 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 13:51:57,208 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 13:51:57,391 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 13:51:57,398 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 13:51:57,398 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 13:51:57,400 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:57 BoogieIcfgContainer [2022-11-21 13:51:57,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 13:51:57,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 13:51:57,404 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 13:51:57,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 13:51:57,407 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 01:51:56" (1/3) ... [2022-11-21 13:51:57,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c179be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:51:57, skipping insertion in model container [2022-11-21 13:51:57,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 01:51:56" (2/3) ... [2022-11-21 13:51:57,409 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@c179be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 01:51:57, skipping insertion in model container [2022-11-21 13:51:57,409 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:57" (3/3) ... [2022-11-21 13:51:57,410 INFO L112 eAbstractionObserver]: Analyzing ICFG 05-lval_ls_04-fld_nr.i [2022-11-21 13:51:57,420 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 13:51:57,431 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 13:51:57,432 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 4 error locations. [2022-11-21 13:51:57,432 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 13:51:57,493 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 13:51:57,524 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 72 places, 68 transitions, 141 flow [2022-11-21 13:51:57,566 INFO L130 PetriNetUnfolder]: 0/67 cut-off events. [2022-11-21 13:51:57,566 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 13:51:57,569 INFO L83 FinitePrefix]: Finished finitePrefix Result has 71 conditions, 67 events. 0/67 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 3. Compared 41 event pairs, 0 based on Foata normal form. 0/63 useless extension candidates. Maximal degree in co-relation 0. Up to 1 conditions per place. [2022-11-21 13:51:57,569 INFO L82 GeneralOperation]: Start removeDead. Operand has 72 places, 68 transitions, 141 flow [2022-11-21 13:51:57,574 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 71 places, 67 transitions, 137 flow [2022-11-21 13:51:57,584 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 13:51:57,591 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=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1fc8ae41, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 13:51:57,591 INFO L358 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2022-11-21 13:51:57,604 INFO L130 PetriNetUnfolder]: 0/36 cut-off events. [2022-11-21 13:51:57,605 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 13:51:57,605 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 13:51:57,606 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:51:57,606 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting t_funErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-21 13:51:57,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:51:57,612 INFO L85 PathProgramCache]: Analyzing trace with hash 657575318, now seen corresponding path program 1 times [2022-11-21 13:51:57,621 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:51:57,621 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68368210] [2022-11-21 13:51:57,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:51:57,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:51:57,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:57,944 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:51:57,945 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:51:57,945 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68368210] [2022-11-21 13:51:57,946 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68368210] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:51:57,946 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:51:57,946 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 13:51:57,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [313856457] [2022-11-21 13:51:57,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:51:57,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:51:57,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:51:57,985 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:51:57,986 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:51:57,989 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 55 out of 68 [2022-11-21 13:51:57,993 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 71 places, 67 transitions, 137 flow. Second operand has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:57,993 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 13:51:57,993 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 55 of 68 [2022-11-21 13:51:57,994 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 13:51:58,145 INFO L130 PetriNetUnfolder]: 37/229 cut-off events. [2022-11-21 13:51:58,145 INFO L131 PetriNetUnfolder]: For 1/1 co-relation queries the response was YES. [2022-11-21 13:51:58,147 INFO L83 FinitePrefix]: Finished finitePrefix Result has 325 conditions, 229 events. 37/229 cut-off events. For 1/1 co-relation queries the response was YES. Maximal size of possible extension queue 20. Compared 928 event pairs, 15 based on Foata normal form. 0/205 useless extension candidates. Maximal degree in co-relation 291. Up to 54 conditions per place. [2022-11-21 13:51:58,150 INFO L137 encePairwiseOnDemand]: 60/68 looper letters, 17 selfloop transitions, 6 changer transitions 0/77 dead transitions. [2022-11-21 13:51:58,150 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 73 places, 77 transitions, 203 flow [2022-11-21 13:51:58,161 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:51:58,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 13:51:58,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 190 transitions. [2022-11-21 13:51:58,175 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.9313725490196079 [2022-11-21 13:51:58,176 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 190 transitions. [2022-11-21 13:51:58,177 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 190 transitions. [2022-11-21 13:51:58,179 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 13:51:58,182 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 190 transitions. [2022-11-21 13:51:58,189 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 63.333333333333336) internal successors, (190), 3 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,197 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,197 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,199 INFO L175 Difference]: Start difference. First operand has 71 places, 67 transitions, 137 flow. Second operand 3 states and 190 transitions. [2022-11-21 13:51:58,200 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 73 places, 77 transitions, 203 flow [2022-11-21 13:51:58,208 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 72 places, 77 transitions, 202 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 13:51:58,215 INFO L231 Difference]: Finished difference. Result has 74 places, 73 transitions, 188 flow [2022-11-21 13:51:58,217 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=136, PETRI_DIFFERENCE_MINUEND_PLACES=70, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=67, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=61, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=188, PETRI_PLACES=74, PETRI_TRANSITIONS=73} [2022-11-21 13:51:58,223 INFO L288 CegarLoopForPetriNet]: 71 programPoint places, 3 predicate places. [2022-11-21 13:51:58,223 INFO L495 AbstractCegarLoop]: Abstraction has has 74 places, 73 transitions, 188 flow [2022-11-21 13:51:58,223 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 56.0) internal successors, (168), 3 states have internal predecessors, (168), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,223 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 13:51:58,223 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:51:58,224 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 13:51:58,224 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting t_funErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-21 13:51:58,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:51:58,225 INFO L85 PathProgramCache]: Analyzing trace with hash -1968811495, now seen corresponding path program 1 times [2022-11-21 13:51:58,225 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:51:58,225 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [454791043] [2022-11-21 13:51:58,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:51:58,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:51:58,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:51:58,365 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:51:58,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [454791043] [2022-11-21 13:51:58,369 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [454791043] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:51:58,370 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:51:58,370 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 13:51:58,370 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541630979] [2022-11-21 13:51:58,370 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:51:58,372 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:51:58,372 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:51:58,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:51:58,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:51:58,375 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 53 out of 68 [2022-11-21 13:51:58,378 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 74 places, 73 transitions, 188 flow. Second operand has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,378 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 13:51:58,379 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 53 of 68 [2022-11-21 13:51:58,379 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 13:51:58,516 INFO L130 PetriNetUnfolder]: 55/311 cut-off events. [2022-11-21 13:51:58,518 INFO L131 PetriNetUnfolder]: For 85/88 co-relation queries the response was YES. [2022-11-21 13:51:58,521 INFO L83 FinitePrefix]: Finished finitePrefix Result has 541 conditions, 311 events. 55/311 cut-off events. For 85/88 co-relation queries the response was YES. Maximal size of possible extension queue 24. Compared 1547 event pairs, 23 based on Foata normal form. 2/289 useless extension candidates. Maximal degree in co-relation 506. Up to 102 conditions per place. [2022-11-21 13:51:58,522 INFO L137 encePairwiseOnDemand]: 62/68 looper letters, 23 selfloop transitions, 7 changer transitions 1/83 dead transitions. [2022-11-21 13:51:58,523 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 83 transitions, 288 flow [2022-11-21 13:51:58,524 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:51:58,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 13:51:58,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 183 transitions. [2022-11-21 13:51:58,527 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8970588235294118 [2022-11-21 13:51:58,528 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 183 transitions. [2022-11-21 13:51:58,528 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 183 transitions. [2022-11-21 13:51:58,528 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 13:51:58,528 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 183 transitions. [2022-11-21 13:51:58,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 61.0) internal successors, (183), 3 states have internal predecessors, (183), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,530 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,530 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,531 INFO L175 Difference]: Start difference. First operand has 74 places, 73 transitions, 188 flow. Second operand 3 states and 183 transitions. [2022-11-21 13:51:58,531 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 83 transitions, 288 flow [2022-11-21 13:51:58,533 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 74 places, 83 transitions, 270 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 13:51:58,535 INFO L231 Difference]: Finished difference. Result has 76 places, 78 transitions, 232 flow [2022-11-21 13:51:58,535 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=176, PETRI_DIFFERENCE_MINUEND_PLACES=72, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=2, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=66, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=232, PETRI_PLACES=76, PETRI_TRANSITIONS=78} [2022-11-21 13:51:58,536 INFO L288 CegarLoopForPetriNet]: 71 programPoint places, 5 predicate places. [2022-11-21 13:51:58,536 INFO L495 AbstractCegarLoop]: Abstraction has has 76 places, 78 transitions, 232 flow [2022-11-21 13:51:58,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.0) internal successors, (165), 3 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,537 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 13:51:58,537 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:51:58,537 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 13:51:58,538 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-21 13:51:58,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:51:58,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1078270459, now seen corresponding path program 1 times [2022-11-21 13:51:58,543 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:51:58,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [890387764] [2022-11-21 13:51:58,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:51:58,544 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:51:58,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:58,656 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:51:58,656 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:51:58,656 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [890387764] [2022-11-21 13:51:58,657 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [890387764] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:51:58,657 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:51:58,657 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 13:51:58,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695859251] [2022-11-21 13:51:58,658 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:51:58,658 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:51:58,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:51:58,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:51:58,659 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:51:58,660 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 52 out of 68 [2022-11-21 13:51:58,661 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 76 places, 78 transitions, 232 flow. Second operand has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,661 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 13:51:58,661 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 52 of 68 [2022-11-21 13:51:58,661 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 13:51:58,769 INFO L130 PetriNetUnfolder]: 57/300 cut-off events. [2022-11-21 13:51:58,769 INFO L131 PetriNetUnfolder]: For 145/147 co-relation queries the response was YES. [2022-11-21 13:51:58,771 INFO L83 FinitePrefix]: Finished finitePrefix Result has 611 conditions, 300 events. 57/300 cut-off events. For 145/147 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 1474 event pairs, 17 based on Foata normal form. 0/288 useless extension candidates. Maximal degree in co-relation 574. Up to 101 conditions per place. [2022-11-21 13:51:58,775 INFO L137 encePairwiseOnDemand]: 62/68 looper letters, 21 selfloop transitions, 7 changer transitions 10/89 dead transitions. [2022-11-21 13:51:58,775 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 78 places, 89 transitions, 356 flow [2022-11-21 13:51:58,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:51:58,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 13:51:58,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 181 transitions. [2022-11-21 13:51:58,781 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8872549019607843 [2022-11-21 13:51:58,781 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 181 transitions. [2022-11-21 13:51:58,782 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 181 transitions. [2022-11-21 13:51:58,783 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 13:51:58,783 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 181 transitions. [2022-11-21 13:51:58,785 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,787 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,788 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,788 INFO L175 Difference]: Start difference. First operand has 76 places, 78 transitions, 232 flow. Second operand 3 states and 181 transitions. [2022-11-21 13:51:58,788 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 78 places, 89 transitions, 356 flow [2022-11-21 13:51:58,795 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 76 places, 89 transitions, 336 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 13:51:58,797 INFO L231 Difference]: Finished difference. Result has 78 places, 77 transitions, 250 flow [2022-11-21 13:51:58,798 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=218, PETRI_DIFFERENCE_MINUEND_PLACES=74, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=78, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=5, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=250, PETRI_PLACES=78, PETRI_TRANSITIONS=77} [2022-11-21 13:51:58,799 INFO L288 CegarLoopForPetriNet]: 71 programPoint places, 7 predicate places. [2022-11-21 13:51:58,799 INFO L495 AbstractCegarLoop]: Abstraction has has 78 places, 77 transitions, 250 flow [2022-11-21 13:51:58,800 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 54.333333333333336) internal successors, (163), 3 states have internal predecessors, (163), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:58,800 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 13:51:58,800 INFO L209 CegarLoopForPetriNet]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 13:51:58,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 13:51:58,801 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE === [ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE, ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (and 4 more)] === [2022-11-21 13:51:58,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 13:51:58,803 INFO L85 PathProgramCache]: Analyzing trace with hash -709470496, now seen corresponding path program 1 times [2022-11-21 13:51:58,803 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 13:51:58,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1302366356] [2022-11-21 13:51:58,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 13:51:58,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 13:51:58,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 13:51:59,003 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-21 13:51:59,003 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 13:51:59,004 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1302366356] [2022-11-21 13:51:59,004 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1302366356] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 13:51:59,004 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 13:51:59,004 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-21 13:51:59,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1063228853] [2022-11-21 13:51:59,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 13:51:59,005 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 13:51:59,005 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 13:51:59,006 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 13:51:59,006 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 13:51:59,007 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 50 out of 68 [2022-11-21 13:51:59,007 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 78 places, 77 transitions, 250 flow. Second operand has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:59,007 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 13:51:59,007 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 50 of 68 [2022-11-21 13:51:59,008 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 13:51:59,050 INFO L130 PetriNetUnfolder]: 1/89 cut-off events. [2022-11-21 13:51:59,050 INFO L131 PetriNetUnfolder]: For 24/24 co-relation queries the response was YES. [2022-11-21 13:51:59,050 INFO L83 FinitePrefix]: Finished finitePrefix Result has 155 conditions, 89 events. 1/89 cut-off events. For 24/24 co-relation queries the response was YES. Maximal size of possible extension queue 4. Compared 82 event pairs, 1 based on Foata normal form. 2/91 useless extension candidates. Maximal degree in co-relation 105. Up to 19 conditions per place. [2022-11-21 13:51:59,051 INFO L137 encePairwiseOnDemand]: 64/68 looper letters, 0 selfloop transitions, 0 changer transitions 63/63 dead transitions. [2022-11-21 13:51:59,051 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 76 places, 63 transitions, 200 flow [2022-11-21 13:51:59,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 13:51:59,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 13:51:59,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 170 transitions. [2022-11-21 13:51:59,052 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8333333333333334 [2022-11-21 13:51:59,053 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 170 transitions. [2022-11-21 13:51:59,053 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 170 transitions. [2022-11-21 13:51:59,053 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 13:51:59,053 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 170 transitions. [2022-11-21 13:51:59,054 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 56.666666666666664) internal successors, (170), 3 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:59,055 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:59,055 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 68.0) internal successors, (272), 4 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:59,055 INFO L175 Difference]: Start difference. First operand has 78 places, 77 transitions, 250 flow. Second operand 3 states and 170 transitions. [2022-11-21 13:51:59,055 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 76 places, 63 transitions, 200 flow [2022-11-21 13:51:59,056 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 68 places, 63 transitions, 164 flow, removed 8 selfloop flow, removed 8 redundant places. [2022-11-21 13:51:59,057 INFO L231 Difference]: Finished difference. Result has 68 places, 0 transitions, 0 flow [2022-11-21 13:51:59,057 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=68, PETRI_DIFFERENCE_MINUEND_FLOW=128, PETRI_DIFFERENCE_MINUEND_PLACES=66, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=63, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=63, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=68, PETRI_TRANSITIONS=0} [2022-11-21 13:51:59,058 INFO L288 CegarLoopForPetriNet]: 71 programPoint places, -3 predicate places. [2022-11-21 13:51:59,058 INFO L495 AbstractCegarLoop]: Abstraction has has 68 places, 0 transitions, 0 flow [2022-11-21 13:51:59,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-21 13:51:59,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (6 of 7 remaining) [2022-11-21 13:51:59,062 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (5 of 7 remaining) [2022-11-21 13:51:59,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (4 of 7 remaining) [2022-11-21 13:51:59,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (3 of 7 remaining) [2022-11-21 13:51:59,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (2 of 7 remaining) [2022-11-21 13:51:59,063 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr0ASSERT_VIOLATIONDATA_RACE (1 of 7 remaining) [2022-11-21 13:51:59,064 INFO L805 garLoopResultBuilder]: Registering result SAFE for location t_funErr1ASSERT_VIOLATIONDATA_RACE (0 of 7 remaining) [2022-11-21 13:51:59,064 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-21 13:51:59,064 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-21 13:51:59,070 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-21 13:51:59,070 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 13:51:59,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 01:51:59 BasicIcfg [2022-11-21 13:51:59,076 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 13:51:59,077 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 13:51:59,077 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 13:51:59,077 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 13:51:59,077 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 01:51:57" (3/4) ... [2022-11-21 13:51:59,080 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 13:51:59,086 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-21 13:51:59,091 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-11-21 13:51:59,091 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-21 13:51:59,091 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 13:51:59,124 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 13:51:59,124 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 13:51:59,125 INFO L158 Benchmark]: Toolchain (without parser) took 2884.57ms. Allocated memory is still 199.2MB. Free memory was 168.7MB in the beginning and 135.9MB in the end (delta: 32.8MB). Peak memory consumption was 34.4MB. Max. memory is 16.1GB. [2022-11-21 13:51:59,126 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:51:59,126 INFO L158 Benchmark]: CACSL2BoogieTranslator took 571.80ms. Allocated memory is still 199.2MB. Free memory was 168.7MB in the beginning and 149.7MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 13:51:59,126 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.18ms. Allocated memory is still 199.2MB. Free memory was 149.7MB in the beginning and 147.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:51:59,127 INFO L158 Benchmark]: Boogie Preprocessor took 49.46ms. Allocated memory is still 199.2MB. Free memory was 147.6MB in the beginning and 146.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:51:59,127 INFO L158 Benchmark]: RCFGBuilder took 465.25ms. Allocated memory is still 199.2MB. Free memory was 146.1MB in the beginning and 132.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 13:51:59,128 INFO L158 Benchmark]: TraceAbstraction took 1672.60ms. Allocated memory is still 199.2MB. Free memory was 132.6MB in the beginning and 138.0MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 13:51:59,128 INFO L158 Benchmark]: Witness Printer took 47.93ms. Allocated memory is still 199.2MB. Free memory was 138.0MB in the beginning and 135.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 13:51:59,130 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 125.8MB. Free memory is still 92.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 571.80ms. Allocated memory is still 199.2MB. Free memory was 168.7MB in the beginning and 149.7MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.18ms. Allocated memory is still 199.2MB. Free memory was 149.7MB in the beginning and 147.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.46ms. Allocated memory is still 199.2MB. Free memory was 147.6MB in the beginning and 146.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 465.25ms. Allocated memory is still 199.2MB. Free memory was 146.1MB in the beginning and 132.9MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 1672.60ms. Allocated memory is still 199.2MB. Free memory was 132.6MB in the beginning and 138.0MB in the end (delta: -5.4MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 47.93ms. Allocated memory is still 199.2MB. Free memory was 138.0MB in the beginning and 135.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 696]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 696]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 686]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 686]: there are no data races For all program executions holds that there are no data races at this location - StatisticsResult: Ultimate Automizer benchmark data with 1 thread instances CFG has 3 procedures, 88 locations, 7 error locations. Started 1 CEGAR loops. EmptinessCheckTime: 0.0s, RemoveRedundantFlowTime: 0.0s, RemoveRedundantFlowUnfoldingTime: 0.0s, BackfoldingTime: 0.0s, BackfoldingUnfoldingTime: 0.0s, FlowIncreaseByBackfolding: 0, BasicCegarLoop: OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 16 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 16 mSDsluCounter, 56 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 78 IncrementalHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 56 mSDtfsCounter, 78 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=250occurred in iteration=3, InterpolantAutomatonStates: 12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 153 NumberOfCodeBlocks, 153 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 173 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-21 13:51:59,150 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1db39a41-cb7d-4a6b-95ca-2bc9300cbec1/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE