./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe029_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/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_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe029_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/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_c0558efa-1a3a-481f-9a4d-d65408015f03/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 ef851e22a0a98929f1b90876fcac5ec793e10efa4691f239ca948c8dc39b94fd --- 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 09:05:05,831 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:05:05,835 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:05:05,886 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:05:05,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:05:05,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:05:05,895 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:05:05,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:05:05,903 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:05:05,906 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:05:05,909 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:05:05,911 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:05:05,912 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:05:05,918 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:05:05,920 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:05:05,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:05:05,925 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:05:05,926 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:05:05,928 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:05:05,934 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:05:05,936 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:05:05,942 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:05:05,944 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:05:05,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:05:05,960 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:05:05,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:05:05,960 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:05:05,961 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:05:05,962 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:05:05,963 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:05:05,963 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:05:05,964 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:05:05,965 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:05:05,966 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:05:05,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:05:05,972 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:05:05,973 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:05:05,973 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:05:05,973 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:05:05,975 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:05:05,977 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:05:05,978 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/config/svcomp-DataRace-32bit-Automizer_Default.epf [2022-11-21 09:05:06,036 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:05:06,037 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:05:06,038 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:05:06,038 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:05:06,039 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 09:05:06,040 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 09:05:06,041 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:05:06,050 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:05:06,051 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:05:06,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:05:06,052 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 09:05:06,053 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 09:05:06,053 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:05:06,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 09:05:06,053 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:05:06,054 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 09:05:06,054 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 09:05:06,054 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 09:05:06,054 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-21 09:05:06,055 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 09:05:06,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:05:06,055 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:05:06,055 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 09:05:06,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:05:06,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:05:06,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 09:05:06,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:05:06,057 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:05:06,057 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 09:05:06,058 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 09:05:06,058 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:05:06,058 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 09:05:06,059 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 09:05:06,059 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 09:05:06,059 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 09:05:06,059 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_c0558efa-1a3a-481f-9a4d-d65408015f03/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef851e22a0a98929f1b90876fcac5ec793e10efa4691f239ca948c8dc39b94fd [2022-11-21 09:05:06,398 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:05:06,429 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:05:06,432 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:05:06,434 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:05:06,435 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:05:06,437 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/pthread-wmm/safe029_tso.i [2022-11-21 09:05:10,159 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:05:10,497 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:05:10,498 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/sv-benchmarks/c/pthread-wmm/safe029_tso.i [2022-11-21 09:05:10,512 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/data/f83b787e3/5a9b9f778e7e4fa3bcf012155fb1457a/FLAGe752dbd68 [2022-11-21 09:05:10,529 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/data/f83b787e3/5a9b9f778e7e4fa3bcf012155fb1457a [2022-11-21 09:05:10,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:05:10,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:05:10,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:05:10,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:05:10,540 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:05:10,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:05:10" (1/1) ... [2022-11-21 09:05:10,542 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@246f092a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:10, skipping insertion in model container [2022-11-21 09:05:10,542 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:05:10" (1/1) ... [2022-11-21 09:05:10,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:05:10,594 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:05:10,786 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/sv-benchmarks/c/pthread-wmm/safe029_tso.i[945,958] [2022-11-21 09:05:11,116 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:05:11,132 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:05:11,154 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/sv-benchmarks/c/pthread-wmm/safe029_tso.i[945,958] [2022-11-21 09:05:11,216 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:05:11,277 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:05:11,277 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11 WrapperNode [2022-11-21 09:05:11,278 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:05:11,279 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:05:11,280 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:05:11,280 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:05:11,290 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,324 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,371 INFO L138 Inliner]: procedures = 175, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-11-21 09:05:11,372 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:05:11,373 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:05:11,373 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:05:11,374 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:05:11,387 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,387 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,404 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,411 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,429 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,430 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,432 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,435 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:05:11,443 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:05:11,443 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:05:11,444 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:05:11,445 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (1/1) ... [2022-11-21 09:05:11,453 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:05:11,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:05:11,490 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 09:05:11,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 09:05:11,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 09:05:11,551 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 09:05:11,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:05:11,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 09:05:11,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 09:05:11,552 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-21 09:05:11,552 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-21 09:05:11,552 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-21 09:05:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-21 09:05:11,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:05:11,553 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 09:05:11,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:05:11,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:05:11,555 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 09:05:11,707 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:05:11,710 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:05:12,058 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:05:12,253 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:05:12,254 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 09:05:12,257 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:05:12 BoogieIcfgContainer [2022-11-21 09:05:12,257 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 09:05:12,261 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 09:05:12,262 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 09:05:12,266 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 09:05:12,270 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:05:10" (1/3) ... [2022-11-21 09:05:12,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@115c006c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:05:12, skipping insertion in model container [2022-11-21 09:05:12,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:05:11" (2/3) ... [2022-11-21 09:05:12,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@115c006c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:05:12, skipping insertion in model container [2022-11-21 09:05:12,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:05:12" (3/3) ... [2022-11-21 09:05:12,276 INFO L112 eAbstractionObserver]: Analyzing ICFG safe029_tso.i [2022-11-21 09:05:12,289 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-21 09:05:12,300 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 09:05:12,301 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 15 error locations. [2022-11-21 09:05:12,301 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-11-21 09:05:12,359 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2022-11-21 09:05:12,401 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 96 places, 91 transitions, 192 flow [2022-11-21 09:05:12,461 INFO L130 PetriNetUnfolder]: 2/89 cut-off events. [2022-11-21 09:05:12,462 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:05:12,481 INFO L83 FinitePrefix]: Finished finitePrefix Result has 96 conditions, 89 events. 2/89 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 6. Compared 80 event pairs, 0 based on Foata normal form. 0/72 useless extension candidates. Maximal degree in co-relation 69. Up to 2 conditions per place. [2022-11-21 09:05:12,481 INFO L82 GeneralOperation]: Start removeDead. Operand has 96 places, 91 transitions, 192 flow [2022-11-21 09:05:12,487 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 94 places, 89 transitions, 184 flow [2022-11-21 09:05:12,503 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:05:12,522 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;@507499da, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:05:12,524 INFO L358 AbstractCegarLoop]: Starting to check reachability of 25 error locations. [2022-11-21 09:05:12,547 INFO L130 PetriNetUnfolder]: 0/24 cut-off events. [2022-11-21 09:05:12,548 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:05:12,549 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:05:12,550 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] [2022-11-21 09:05:12,551 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-11-21 09:05:12,558 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:12,558 INFO L85 PathProgramCache]: Analyzing trace with hash -2077183943, now seen corresponding path program 1 times [2022-11-21 09:05:12,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:12,569 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2138702743] [2022-11-21 09:05:12,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:12,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:12,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:05:12,927 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 09:05:12,928 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:05:12,928 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2138702743] [2022-11-21 09:05:12,930 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2138702743] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:05:12,930 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:05:12,931 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2022-11-21 09:05:12,933 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [35347458] [2022-11-21 09:05:12,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:05:12,945 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-21 09:05:12,945 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:05:13,019 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-21 09:05:13,022 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-21 09:05:13,026 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 65 out of 91 [2022-11-21 09:05:13,031 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 94 places, 89 transitions, 184 flow. Second operand has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 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 09:05:13,031 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:05:13,032 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 65 of 91 [2022-11-21 09:05:13,033 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:05:13,222 INFO L130 PetriNetUnfolder]: 60/205 cut-off events. [2022-11-21 09:05:13,223 INFO L131 PetriNetUnfolder]: For 5/5 co-relation queries the response was YES. [2022-11-21 09:05:13,226 INFO L83 FinitePrefix]: Finished finitePrefix Result has 331 conditions, 205 events. 60/205 cut-off events. For 5/5 co-relation queries the response was YES. Maximal size of possible extension queue 18. Compared 773 event pairs, 60 based on Foata normal form. 4/185 useless extension candidates. Maximal degree in co-relation 302. Up to 113 conditions per place. [2022-11-21 09:05:13,232 INFO L137 encePairwiseOnDemand]: 76/91 looper letters, 10 selfloop transitions, 0 changer transitions 0/73 dead transitions. [2022-11-21 09:05:13,233 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 73 transitions, 172 flow [2022-11-21 09:05:13,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-21 09:05:13,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2022-11-21 09:05:13,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 155 transitions. [2022-11-21 09:05:13,254 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.8516483516483516 [2022-11-21 09:05:13,255 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 155 transitions. [2022-11-21 09:05:13,257 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 155 transitions. [2022-11-21 09:05:13,260 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:05:13,264 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 155 transitions. [2022-11-21 09:05:13,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 77.5) internal successors, (155), 2 states have internal predecessors, (155), 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 09:05:13,277 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 91.0) internal successors, (273), 3 states have internal predecessors, (273), 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 09:05:13,278 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 91.0) internal successors, (273), 3 states have internal predecessors, (273), 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 09:05:13,281 INFO L175 Difference]: Start difference. First operand has 94 places, 89 transitions, 184 flow. Second operand 2 states and 155 transitions. [2022-11-21 09:05:13,282 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 73 transitions, 172 flow [2022-11-21 09:05:13,288 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 79 places, 73 transitions, 170 flow, removed 0 selfloop flow, removed 2 redundant places. [2022-11-21 09:05:13,295 INFO L231 Difference]: Finished difference. Result has 79 places, 73 transitions, 150 flow [2022-11-21 09:05:13,297 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=150, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=73, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=73, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=150, PETRI_PLACES=79, PETRI_TRANSITIONS=73} [2022-11-21 09:05:13,305 INFO L288 CegarLoopForPetriNet]: 94 programPoint places, -15 predicate places. [2022-11-21 09:05:13,306 INFO L495 AbstractCegarLoop]: Abstraction has has 79 places, 73 transitions, 150 flow [2022-11-21 09:05:13,306 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 66.0) internal successors, (132), 2 states have internal predecessors, (132), 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 09:05:13,307 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:05:13,307 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] [2022-11-21 09:05:13,307 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 09:05:13,308 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-11-21 09:05:13,310 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:13,310 INFO L85 PathProgramCache]: Analyzing trace with hash 217382853, now seen corresponding path program 1 times [2022-11-21 09:05:13,311 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:13,312 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [427931127] [2022-11-21 09:05:13,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:13,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:05:13,506 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 09:05:13,507 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:05:13,508 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [427931127] [2022-11-21 09:05:13,508 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [427931127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:05:13,509 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:05:13,510 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:05:13,513 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [289483361] [2022-11-21 09:05:13,514 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:05:13,516 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:05:13,517 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:05:13,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:05:13,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:05:13,521 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 91 [2022-11-21 09:05:13,522 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 79 places, 73 transitions, 150 flow. Second operand has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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 09:05:13,522 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:05:13,528 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 91 [2022-11-21 09:05:13,528 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:05:13,736 INFO L130 PetriNetUnfolder]: 108/647 cut-off events. [2022-11-21 09:05:13,736 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:05:13,742 INFO L83 FinitePrefix]: Finished finitePrefix Result has 852 conditions, 647 events. 108/647 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 25. Compared 3949 event pairs, 36 based on Foata normal form. 0/594 useless extension candidates. Maximal degree in co-relation 849. Up to 120 conditions per place. [2022-11-21 09:05:13,745 INFO L137 encePairwiseOnDemand]: 89/91 looper letters, 17 selfloop transitions, 1 changer transitions 0/78 dead transitions. [2022-11-21 09:05:13,746 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 80 places, 78 transitions, 196 flow [2022-11-21 09:05:13,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:05:13,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:05:13,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 205 transitions. [2022-11-21 09:05:13,756 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7509157509157509 [2022-11-21 09:05:13,757 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 205 transitions. [2022-11-21 09:05:13,757 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 205 transitions. [2022-11-21 09:05:13,758 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:05:13,758 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 205 transitions. [2022-11-21 09:05:13,761 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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 09:05:13,763 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 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 09:05:13,764 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 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 09:05:13,764 INFO L175 Difference]: Start difference. First operand has 79 places, 73 transitions, 150 flow. Second operand 3 states and 205 transitions. [2022-11-21 09:05:13,764 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 80 places, 78 transitions, 196 flow [2022-11-21 09:05:13,765 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 78 transitions, 196 flow, removed 0 selfloop flow, removed 0 redundant places. [2022-11-21 09:05:13,768 INFO L231 Difference]: Finished difference. Result has 80 places, 72 transitions, 150 flow [2022-11-21 09:05:13,769 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=148, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=72, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=1, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=150, PETRI_PLACES=80, PETRI_TRANSITIONS=72} [2022-11-21 09:05:13,770 INFO L288 CegarLoopForPetriNet]: 94 programPoint places, -14 predicate places. [2022-11-21 09:05:13,770 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 72 transitions, 150 flow [2022-11-21 09:05:13,771 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 63.666666666666664) internal successors, (191), 3 states have internal predecessors, (191), 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 09:05:13,771 INFO L201 CegarLoopForPetriNet]: Found error trace [2022-11-21 09:05:13,772 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 09:05:13,772 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-21 09:05:13,773 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 21 more)] === [2022-11-21 09:05:13,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:05:13,776 INFO L85 PathProgramCache]: Analyzing trace with hash 1866861794, now seen corresponding path program 1 times [2022-11-21 09:05:13,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:05:13,776 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [358730794] [2022-11-21 09:05:13,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:05:13,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:05:13,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:05:13,954 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 09:05:13,955 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:05:13,955 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [358730794] [2022-11-21 09:05:13,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [358730794] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:05:13,956 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:05:13,956 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-21 09:05:13,956 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1754694267] [2022-11-21 09:05:13,956 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:05:13,957 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-21 09:05:13,957 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:05:13,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-21 09:05:13,958 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-21 09:05:13,959 INFO L478 CegarLoopForPetriNet]: Number of universal loopers: 62 out of 91 [2022-11-21 09:05:13,960 INFO L100 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 80 places, 72 transitions, 150 flow. Second operand has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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 09:05:13,960 INFO L109 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2022-11-21 09:05:13,960 INFO L110 encePairwiseOnDemand]: Number of universal subtrahend loopers: 62 of 91 [2022-11-21 09:05:13,960 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2022-11-21 09:05:14,078 INFO L130 PetriNetUnfolder]: 108/506 cut-off events. [2022-11-21 09:05:14,079 INFO L131 PetriNetUnfolder]: For 0/0 co-relation queries the response was YES. [2022-11-21 09:05:14,081 INFO L83 FinitePrefix]: Finished finitePrefix Result has 713 conditions, 506 events. 108/506 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 22. Compared 2793 event pairs, 60 based on Foata normal form. 0/469 useless extension candidates. Maximal degree in co-relation 709. Up to 113 conditions per place. [2022-11-21 09:05:14,082 INFO L137 encePairwiseOnDemand]: 89/91 looper letters, 0 selfloop transitions, 0 changer transitions 77/77 dead transitions. [2022-11-21 09:05:14,082 INFO L142 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 81 places, 77 transitions, 196 flow [2022-11-21 09:05:14,083 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-21 09:05:14,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2022-11-21 09:05:14,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 205 transitions. [2022-11-21 09:05:14,084 INFO L523 CegarLoopForPetriNet]: DFA transition density 0.7509157509157509 [2022-11-21 09:05:14,084 INFO L72 ComplementDD]: Start complementDD. Operand 3 states and 205 transitions. [2022-11-21 09:05:14,085 INFO L73 IsDeterministic]: Start isDeterministic. Operand 3 states and 205 transitions. [2022-11-21 09:05:14,085 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2022-11-21 09:05:14,085 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 3 states and 205 transitions. [2022-11-21 09:05:14,086 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 4 states, 3 states have (on average 68.33333333333333) internal successors, (205), 3 states have internal predecessors, (205), 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 09:05:14,088 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 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 09:05:14,088 INFO L81 ComplementDD]: Finished complementDD. Result has 4 states, 4 states have (on average 91.0) internal successors, (364), 4 states have internal predecessors, (364), 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 09:05:14,088 INFO L175 Difference]: Start difference. First operand has 80 places, 72 transitions, 150 flow. Second operand 3 states and 205 transitions. [2022-11-21 09:05:14,089 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 81 places, 77 transitions, 196 flow [2022-11-21 09:05:14,090 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 80 places, 77 transitions, 195 flow, removed 0 selfloop flow, removed 1 redundant places. [2022-11-21 09:05:14,091 INFO L231 Difference]: Finished difference. Result has 80 places, 0 transitions, 0 flow [2022-11-21 09:05:14,091 INFO L271 CegarLoopForPetriNet]: {PETRI_ALPHABET=91, PETRI_DIFFERENCE_MINUEND_FLOW=147, PETRI_DIFFERENCE_MINUEND_PLACES=78, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=71, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=71, PETRI_DIFFERENCE_SUBTRAHEND_STATES=3, PETRI_FLOW=0, PETRI_PLACES=80, PETRI_TRANSITIONS=0} [2022-11-21 09:05:14,092 INFO L288 CegarLoopForPetriNet]: 94 programPoint places, -14 predicate places. [2022-11-21 09:05:14,093 INFO L495 AbstractCegarLoop]: Abstraction has has 80 places, 0 transitions, 0 flow [2022-11-21 09:05:14,093 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 64.0) internal successors, (192), 3 states have internal predecessors, (192), 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 09:05:14,096 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (24 of 25 remaining) [2022-11-21 09:05:14,097 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (23 of 25 remaining) [2022-11-21 09:05:14,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (22 of 25 remaining) [2022-11-21 09:05:14,098 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (21 of 25 remaining) [2022-11-21 09:05:14,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (20 of 25 remaining) [2022-11-21 09:05:14,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (19 of 25 remaining) [2022-11-21 09:05:14,099 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (18 of 25 remaining) [2022-11-21 09:05:14,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (17 of 25 remaining) [2022-11-21 09:05:14,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (16 of 25 remaining) [2022-11-21 09:05:14,100 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (15 of 25 remaining) [2022-11-21 09:05:14,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (14 of 25 remaining) [2022-11-21 09:05:14,101 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (13 of 25 remaining) [2022-11-21 09:05:14,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (12 of 25 remaining) [2022-11-21 09:05:14,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (11 of 25 remaining) [2022-11-21 09:05:14,102 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (10 of 25 remaining) [2022-11-21 09:05:14,103 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 25 remaining) [2022-11-21 09:05:14,103 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (8 of 25 remaining) [2022-11-21 09:05:14,103 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (7 of 25 remaining) [2022-11-21 09:05:14,104 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (6 of 25 remaining) [2022-11-21 09:05:14,104 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (5 of 25 remaining) [2022-11-21 09:05:14,105 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (4 of 25 remaining) [2022-11-21 09:05:14,105 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (3 of 25 remaining) [2022-11-21 09:05:14,105 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (2 of 25 remaining) [2022-11-21 09:05:14,106 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (1 of 25 remaining) [2022-11-21 09:05:14,106 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (0 of 25 remaining) [2022-11-21 09:05:14,106 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-21 09:05:14,107 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-21 09:05:14,114 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2022-11-21 09:05:14,114 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-21 09:05:14,122 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.11 09:05:14 BasicIcfg [2022-11-21 09:05:14,122 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-21 09:05:14,123 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-21 09:05:14,123 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-21 09:05:14,123 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-21 09:05:14,124 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:05:12" (3/4) ... [2022-11-21 09:05:14,128 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-21 09:05:14,134 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2022-11-21 09:05:14,135 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2022-11-21 09:05:14,142 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 43 nodes and edges [2022-11-21 09:05:14,143 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2022-11-21 09:05:14,148 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-21 09:05:14,149 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-21 09:05:14,228 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/bin/uautomizer-vX5HgA9Q3a/witness.graphml [2022-11-21 09:05:14,228 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-21 09:05:14,229 INFO L158 Benchmark]: Toolchain (without parser) took 3695.34ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 80.1MB in the beginning and 76.2MB in the end (delta: 3.9MB). Peak memory consumption was 34.7MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,229 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 09:05:14,230 INFO L158 Benchmark]: CACSL2BoogieTranslator took 743.14ms. Allocated memory is still 121.6MB. Free memory was 79.7MB in the beginning and 60.0MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,231 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.34ms. Allocated memory is still 121.6MB. Free memory was 60.0MB in the beginning and 57.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,231 INFO L158 Benchmark]: Boogie Preprocessor took 69.01ms. Allocated memory is still 121.6MB. Free memory was 57.7MB in the beginning and 56.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,232 INFO L158 Benchmark]: RCFGBuilder took 814.57ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 56.2MB in the beginning and 122.5MB in the end (delta: -66.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,234 INFO L158 Benchmark]: TraceAbstraction took 1860.97ms. Allocated memory is still 151.0MB. Free memory was 121.6MB in the beginning and 80.4MB in the end (delta: 41.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,235 INFO L158 Benchmark]: Witness Printer took 105.22ms. Allocated memory is still 151.0MB. Free memory was 79.4MB in the beginning and 76.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 09:05:14,238 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 121.6MB. Free memory is still 89.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 743.14ms. Allocated memory is still 121.6MB. Free memory was 79.7MB in the beginning and 60.0MB in the end (delta: 19.7MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.34ms. Allocated memory is still 121.6MB. Free memory was 60.0MB in the beginning and 57.7MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.01ms. Allocated memory is still 121.6MB. Free memory was 57.7MB in the beginning and 56.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 814.57ms. Allocated memory was 121.6MB in the beginning and 151.0MB in the end (delta: 29.4MB). Free memory was 56.2MB in the beginning and 122.5MB in the end (delta: -66.3MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1860.97ms. Allocated memory is still 151.0MB. Free memory was 121.6MB in the beginning and 80.4MB in the end (delta: 41.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * Witness Printer took 105.22ms. Allocated memory is still 151.0MB. Free memory was 79.4MB in the beginning and 76.2MB in the end (delta: 3.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 718]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 721]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 726]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 733]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 736]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 741]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 761]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 767]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 767]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 767]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 769]: 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 5 procedures, 114 locations, 25 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: 1.7s, OverallIterations: 3, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 63 IncrementalHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 2 mSDtfsCounter, 63 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=184occurred in iteration=0, InterpolantAutomatonStates: 8, 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, 0.3s InterpolantComputationTime, 101 NumberOfCodeBlocks, 101 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 98 ConstructedInterpolants, 0 QuantifiedInterpolants, 102 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 15 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2022-11-21 09:05:14,269 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0558efa-1a3a-481f-9a4d-d65408015f03/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