./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/pthread-wmm/safe010_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 9bd2c7ff 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_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe010_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0cdc4de0b080284406e5a223cc9cce4b369430ad26c4d0f5d169e90b4fc0e513 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 08:00:06,972 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 08:00:07,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/config/svcomp-DataRace-32bit-Automizer_Default.epf [2023-11-19 08:00:07,065 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 08:00:07,066 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-19 08:00:07,092 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 08:00:07,093 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-19 08:00:07,094 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-19 08:00:07,095 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 08:00:07,095 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-19 08:00:07,096 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 08:00:07,097 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 08:00:07,098 INFO L153 SettingsManager]: * Use SBE=true [2023-11-19 08:00:07,098 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 08:00:07,099 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 08:00:07,100 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 08:00:07,100 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 08:00:07,101 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 08:00:07,101 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 08:00:07,102 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 08:00:07,102 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 08:00:07,103 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 08:00:07,104 INFO L153 SettingsManager]: * Check absence of data races in concurrent programs=true [2023-11-19 08:00:07,104 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 08:00:07,105 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 08:00:07,105 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 08:00:07,106 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 08:00:07,107 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 08:00:07,107 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-19 08:00:07,108 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-19 08:00:07,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:07,109 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 08:00:07,110 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 08:00:07,110 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 08:00:07,111 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-19 08:00:07,111 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 08:00:07,112 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-19 08:00:07,112 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 08:00:07,113 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-19 08:00:07,114 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 08:00:07,114 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-19 08:00:07,115 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0cdc4de0b080284406e5a223cc9cce4b369430ad26c4d0f5d169e90b4fc0e513 [2023-11-19 08:00:07,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 08:00:07,385 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 08:00:07,388 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 08:00:07,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 08:00:07,390 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 08:00:07,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/../../sv-benchmarks/c/pthread-wmm/safe010_tso.i [2023-11-19 08:00:10,688 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 08:00:11,074 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 08:00:11,074 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/sv-benchmarks/c/pthread-wmm/safe010_tso.i [2023-11-19 08:00:11,105 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/data/f5a172e55/03557be7e7a342da8e6ec160bb94f917/FLAG8f7472087 [2023-11-19 08:00:11,126 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/data/f5a172e55/03557be7e7a342da8e6ec160bb94f917 [2023-11-19 08:00:11,129 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 08:00:11,131 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 08:00:11,132 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:11,133 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 08:00:11,138 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 08:00:11,139 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,140 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1db34178 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11, skipping insertion in model container [2023-11-19 08:00:11,141 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,226 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 08:00:11,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:00:11,656 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 08:00:11,704 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 08:00:11,745 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:00:11,746 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 08:00:11,754 INFO L206 MainTranslator]: Completed translation [2023-11-19 08:00:11,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11 WrapperNode [2023-11-19 08:00:11,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 08:00:11,757 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 08:00:11,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 08:00:11,757 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 08:00:11,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,781 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,809 INFO L138 Inliner]: procedures = 175, calls = 41, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 82 [2023-11-19 08:00:11,810 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 08:00:11,815 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 08:00:11,815 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 08:00:11,815 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 08:00:11,825 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,826 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,843 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,844 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,863 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,867 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 08:00:11,868 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 08:00:11,868 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 08:00:11,868 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 08:00:11,869 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (1/1) ... [2023-11-19 08:00:11,876 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-19 08:00:11,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/z3 [2023-11-19 08:00:11,904 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-19 08:00:11,910 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-19 08:00:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 08:00:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 08:00:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 08:00:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 08:00:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 08:00:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 08:00:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 08:00:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 08:00:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 08:00:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 08:00:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 08:00:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 08:00:11,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 08:00:11,949 WARN L210 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 08:00:12,103 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 08:00:12,105 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 08:00:12,371 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 08:00:12,587 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 08:00:12,587 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 08:00:12,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:12 BoogieIcfgContainer [2023-11-19 08:00:12,593 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 08:00:12,596 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-19 08:00:12,596 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-19 08:00:12,604 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-19 08:00:12,604 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:00:11" (1/3) ... [2023-11-19 08:00:12,605 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@739ebf57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:12, skipping insertion in model container [2023-11-19 08:00:12,605 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:00:11" (2/3) ... [2023-11-19 08:00:12,606 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@739ebf57 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:00:12, skipping insertion in model container [2023-11-19 08:00:12,607 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:12" (3/3) ... [2023-11-19 08:00:12,609 INFO L112 eAbstractionObserver]: Analyzing ICFG safe010_tso.i [2023-11-19 08:00:12,619 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-19 08:00:12,629 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-19 08:00:12,630 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 16 error locations. [2023-11-19 08:00:12,630 INFO L514 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2023-11-19 08:00:12,676 INFO L144 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2023-11-19 08:00:12,717 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 101 places, 97 transitions, 202 flow [2023-11-19 08:00:12,767 INFO L124 PetriNetUnfolderBase]: 3/95 cut-off events. [2023-11-19 08:00:12,767 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 08:00:12,774 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 95 events. 3/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 100 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2023-11-19 08:00:12,774 INFO L82 GeneralOperation]: Start removeDead. Operand has 101 places, 97 transitions, 202 flow [2023-11-19 08:00:12,779 INFO L88 GeneralOperation]: Finished RemoveDead, result has has 99 places, 95 transitions, 196 flow [2023-11-19 08:00:12,790 INFO L124 etLargeBlockEncoding]: Petri net LBE is using variable-based independence relation. [2023-11-19 08:00:12,801 INFO L131 etLargeBlockEncoding]: Starting large block encoding on Petri net that has 99 places, 95 transitions, 196 flow [2023-11-19 08:00:12,807 INFO L113 LiptonReduction]: Starting Lipton reduction on Petri net that has 99 places, 95 transitions, 196 flow [2023-11-19 08:00:12,808 INFO L73 FinitePrefix]: Start finitePrefix. Operand has 99 places, 95 transitions, 196 flow [2023-11-19 08:00:12,855 INFO L124 PetriNetUnfolderBase]: 3/95 cut-off events. [2023-11-19 08:00:12,855 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 08:00:12,857 INFO L83 FinitePrefix]: Finished finitePrefix Result has 102 conditions, 95 events. 3/95 cut-off events. For 0/0 co-relation queries the response was YES. Maximal size of possible extension queue 5. Compared 97 event pairs, 0 based on Foata normal form. 0/76 useless extension candidates. Maximal degree in co-relation 78. Up to 2 conditions per place. [2023-11-19 08:00:12,860 INFO L119 LiptonReduction]: Number of co-enabled transitions 2534 [2023-11-19 08:00:15,902 INFO L134 LiptonReduction]: Checked pairs total: 6367 [2023-11-19 08:00:15,903 INFO L136 LiptonReduction]: Total number of compositions: 99 [2023-11-19 08:00:15,939 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-19 08:00:15,946 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=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@19c3289c, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-19 08:00:15,947 INFO L358 AbstractCegarLoop]: Starting to check reachability of 27 error locations. [2023-11-19 08:00:15,949 INFO L185 PetriNetUnfolderBase]: Found word, exiting Unfolder. [2023-11-19 08:00:15,950 INFO L124 PetriNetUnfolderBase]: 0/2 cut-off events. [2023-11-19 08:00:15,950 INFO L125 PetriNetUnfolderBase]: For 0/0 co-relation queries the response was YES. [2023-11-19 08:00:15,950 INFO L200 CegarLoopForPetriNet]: Found error trace [2023-11-19 08:00:15,951 INFO L208 CegarLoopForPetriNet]: trace histogram [1, 1, 1] [2023-11-19 08:00:15,952 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting P0Err0ASSERT_VIOLATIONDATA_RACE === [P0Err0ASSERT_VIOLATIONDATA_RACE, P0Err1ASSERT_VIOLATIONDATA_RACE, P0Err2ASSERT_VIOLATIONDATA_RACE, P0Err3ASSERT_VIOLATIONDATA_RACE (and 23 more)] === [2023-11-19 08:00:15,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 08:00:15,958 INFO L85 PathProgramCache]: Analyzing trace with hash 470569, now seen corresponding path program 1 times [2023-11-19 08:00:15,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-19 08:00:15,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443732613] [2023-11-19 08:00:15,970 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-19 08:00:15,970 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 08:00:16,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 08:00:16,139 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 08:00:16,139 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-19 08:00:16,140 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443732613] [2023-11-19 08:00:16,140 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443732613] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-19 08:00:16,141 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-19 08:00:16,141 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2023-11-19 08:00:16,143 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033718009] [2023-11-19 08:00:16,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-19 08:00:16,153 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-19 08:00:16,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-19 08:00:16,181 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-19 08:00:16,182 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-19 08:00:16,184 INFO L471 CegarLoopForPetriNet]: Number of universal loopers: 69 out of 196 [2023-11-19 08:00:16,186 INFO L103 encePairwiseOnDemand]: Start differencePairwiseOnDemand. First operand has 35 places, 29 transitions, 64 flow. Second operand has 2 states, 2 states have (on average 70.5) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:00:16,187 INFO L112 encePairwiseOnDemand]: Universal subtrahend loopers provided by user. [2023-11-19 08:00:16,187 INFO L113 encePairwiseOnDemand]: Number of universal subtrahend loopers: 69 of 196 [2023-11-19 08:00:16,188 INFO L73 FinitePrefix]: Start finitePrefix. Operand will be constructed on-demand [2023-11-19 08:00:16,302 INFO L124 PetriNetUnfolderBase]: 63/120 cut-off events. [2023-11-19 08:00:16,303 INFO L125 PetriNetUnfolderBase]: For 3/3 co-relation queries the response was YES. [2023-11-19 08:00:16,304 INFO L83 FinitePrefix]: Finished finitePrefix Result has 254 conditions, 120 events. 63/120 cut-off events. For 3/3 co-relation queries the response was YES. Maximal size of possible extension queue 12. Compared 330 event pairs, 63 based on Foata normal form. 0/120 useless extension candidates. Maximal degree in co-relation 244. Up to 121 conditions per place. [2023-11-19 08:00:16,305 INFO L140 encePairwiseOnDemand]: 179/196 looper letters, 0 selfloop transitions, 0 changer transitions 12/12 dead transitions. [2023-11-19 08:00:16,306 INFO L145 encePairwiseOnDemand]: Finished differencePairwiseOnDemand. Result has 20 places, 12 transitions, 54 flow [2023-11-19 08:00:16,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-19 08:00:16,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2023-11-19 08:00:16,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 167 transitions. [2023-11-19 08:00:16,325 INFO L516 CegarLoopForPetriNet]: DFA transition density 0.4260204081632653 [2023-11-19 08:00:16,326 INFO L72 ComplementDD]: Start complementDD. Operand 2 states and 167 transitions. [2023-11-19 08:00:16,327 INFO L73 IsDeterministic]: Start isDeterministic. Operand 2 states and 167 transitions. [2023-11-19 08:00:16,328 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2023-11-19 08:00:16,331 INFO L117 ReachableStatesCopy]: Start reachableStatesCopy. Operand 2 states and 167 transitions. [2023-11-19 08:00:16,339 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends has 3 states, 2 states have (on average 83.5) internal successors, (167), 2 states have internal predecessors, (167), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:00:16,345 INFO L131 ReachableStatesCopy]: Finished reachableStatesCopy Result has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:00:16,345 INFO L81 ComplementDD]: Finished complementDD. Result has 3 states, 3 states have (on average 196.0) internal successors, (588), 3 states have internal predecessors, (588), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:00:16,347 INFO L175 Difference]: Start difference. First operand has 35 places, 29 transitions, 64 flow. Second operand 2 states and 167 transitions. [2023-11-19 08:00:16,349 INFO L82 GeneralOperation]: Start removeRedundantFlow. Operand has 20 places, 12 transitions, 54 flow [2023-11-19 08:00:16,351 INFO L88 GeneralOperation]: Finished removeRedundantFlow, result has has 18 places, 12 transitions, 52 flow, removed 0 selfloop flow, removed 2 redundant places. [2023-11-19 08:00:16,352 INFO L231 Difference]: Finished difference. Result has 18 places, 0 transitions, 0 flow [2023-11-19 08:00:16,354 INFO L264 CegarLoopForPetriNet]: {PETRI_ALPHABET=196, PETRI_DIFFERENCE_MINUEND_FLOW=28, PETRI_DIFFERENCE_MINUEND_PLACES=17, PETRI_DIFFERENCE_MINUEND_TRANSITIONS=12, PETRI_DIFFERENCE_SUBTRAHEND_LETTERS_WITH_MORE_CHANGERS_THAN_LOOPERS=0, PETRI_DIFFERENCE_SUBTRAHEND_LOOPER_ONLY_LETTERS=12, PETRI_DIFFERENCE_SUBTRAHEND_STATES=2, PETRI_FLOW=0, PETRI_PLACES=18, PETRI_TRANSITIONS=0} [2023-11-19 08:00:16,361 INFO L281 CegarLoopForPetriNet]: 35 programPoint places, -17 predicate places. [2023-11-19 08:00:16,362 INFO L495 AbstractCegarLoop]: Abstraction has has 18 places, 0 transitions, 0 flow [2023-11-19 08:00:16,362 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 70.5) internal successors, (141), 2 states have internal predecessors, (141), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-19 08:00:16,365 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (26 of 27 remaining) [2023-11-19 08:00:16,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (25 of 27 remaining) [2023-11-19 08:00:16,366 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (24 of 27 remaining) [2023-11-19 08:00:16,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (23 of 27 remaining) [2023-11-19 08:00:16,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (22 of 27 remaining) [2023-11-19 08:00:16,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (21 of 27 remaining) [2023-11-19 08:00:16,367 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (20 of 27 remaining) [2023-11-19 08:00:16,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (19 of 27 remaining) [2023-11-19 08:00:16,368 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (18 of 27 remaining) [2023-11-19 08:00:16,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONDATA_RACE (17 of 27 remaining) [2023-11-19 08:00:16,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONDATA_RACE (16 of 27 remaining) [2023-11-19 08:00:16,369 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONDATA_RACE (15 of 27 remaining) [2023-11-19 08:00:16,370 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONDATA_RACE (14 of 27 remaining) [2023-11-19 08:00:16,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONDATA_RACE (13 of 27 remaining) [2023-11-19 08:00:16,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONDATA_RACE (12 of 27 remaining) [2023-11-19 08:00:16,371 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONDATA_RACE (11 of 27 remaining) [2023-11-19 08:00:16,372 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (10 of 27 remaining) [2023-11-19 08:00:16,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (9 of 27 remaining) [2023-11-19 08:00:16,373 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err0ASSERT_VIOLATIONDATA_RACE (8 of 27 remaining) [2023-11-19 08:00:16,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err1ASSERT_VIOLATIONDATA_RACE (7 of 27 remaining) [2023-11-19 08:00:16,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err2ASSERT_VIOLATIONDATA_RACE (6 of 27 remaining) [2023-11-19 08:00:16,374 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P0Err3ASSERT_VIOLATIONDATA_RACE (5 of 27 remaining) [2023-11-19 08:00:16,379 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err0ASSERT_VIOLATIONDATA_RACE (4 of 27 remaining) [2023-11-19 08:00:16,379 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err1ASSERT_VIOLATIONDATA_RACE (3 of 27 remaining) [2023-11-19 08:00:16,380 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err2ASSERT_VIOLATIONDATA_RACE (2 of 27 remaining) [2023-11-19 08:00:16,380 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err3ASSERT_VIOLATIONDATA_RACE (1 of 27 remaining) [2023-11-19 08:00:16,381 INFO L805 garLoopResultBuilder]: Registering result SAFE for location P1Err4ASSERT_VIOLATIONDATA_RACE (0 of 27 remaining) [2023-11-19 08:00:16,382 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-19 08:00:16,382 INFO L445 BasicCegarLoop]: Path program histogram: [1] [2023-11-19 08:00:16,390 INFO L228 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2023-11-19 08:00:16,390 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-19 08:00:16,396 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 08:00:16 BasicIcfg [2023-11-19 08:00:16,397 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-19 08:00:16,398 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 08:00:16,398 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 08:00:16,399 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 08:00:16,400 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:00:12" (3/4) ... [2023-11-19 08:00:16,402 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 08:00:16,406 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P0 [2023-11-19 08:00:16,406 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure P1 [2023-11-19 08:00:16,414 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-19 08:00:16,415 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-19 08:00:16,416 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-19 08:00:16,419 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 08:00:16,514 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/witness.graphml [2023-11-19 08:00:16,515 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/witness.yml [2023-11-19 08:00:16,515 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 08:00:16,516 INFO L158 Benchmark]: Toolchain (without parser) took 5384.75ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 110.6MB in the beginning and 129.4MB in the end (delta: -18.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,516 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory was 53.8MB in the beginning and 53.6MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 08:00:16,517 INFO L158 Benchmark]: CACSL2BoogieTranslator took 623.19ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 90.0MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,517 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.65ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 87.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,517 INFO L158 Benchmark]: Boogie Preprocessor took 52.23ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 86.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,518 INFO L158 Benchmark]: RCFGBuilder took 725.78ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 110.0MB in the end (delta: -23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,518 INFO L158 Benchmark]: TraceAbstraction took 3801.52ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 109.4MB in the beginning and 133.6MB in the end (delta: -24.3MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,519 INFO L158 Benchmark]: Witness Printer took 116.89ms. Allocated memory is still 174.1MB. Free memory was 133.6MB in the beginning and 129.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 08:00:16,521 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 102.8MB. Free memory was 53.8MB in the beginning and 53.6MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 623.19ms. Allocated memory is still 142.6MB. Free memory was 110.2MB in the beginning and 90.0MB in the end (delta: 20.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.65ms. Allocated memory is still 142.6MB. Free memory was 90.0MB in the beginning and 87.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.23ms. Allocated memory is still 142.6MB. Free memory was 87.9MB in the beginning and 86.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 725.78ms. Allocated memory is still 142.6MB. Free memory was 86.3MB in the beginning and 110.0MB in the end (delta: -23.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 3801.52ms. Allocated memory was 142.6MB in the beginning and 174.1MB in the end (delta: 31.5MB). Free memory was 109.4MB in the beginning and 133.6MB in the end (delta: -24.3MB). Peak memory consumption was 77.4MB. Max. memory is 16.1GB. * Witness Printer took 116.89ms. Allocated memory is still 174.1MB. Free memory was 133.6MB in the beginning and 129.4MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: PetriNetLargeBlockEncoding benchmarks Lipton Reduction Statistics: ReductionTime: 3.1s, 99 PlacesBefore, 35 PlacesAfterwards, 95 TransitionsBefore, 29 TransitionsAfterwards, 2534 CoEnabledTransitionPairs, 7 FixpointIterations, 17 TrivialSequentialCompositions, 67 ConcurrentSequentialCompositions, 0 TrivialYvCompositions, 13 ConcurrentYvCompositions, 2 ChoiceCompositions, 99 TotalNumberOfCompositions, 6367 MoverChecksTotal, Independence Relation Statistics: CachedIndependenceRelation.Independence Queries: [ total: 3914, independent: 3747, independent conditional: 0, independent unconditional: 3747, dependent: 167, dependent conditional: 0, dependent unconditional: 167, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SyntacticIndependenceRelation.Independence Queries: [ total: 1433, independent: 1399, independent conditional: 0, independent unconditional: 1399, dependent: 34, dependent conditional: 0, dependent unconditional: 34, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3914, independent: 2348, independent conditional: 0, independent unconditional: 2348, dependent: 133, dependent conditional: 0, dependent unconditional: 133, unknown: 1433, unknown conditional: 0, unknown unconditional: 1433] , Statistics on independence cache: Total cache size (in pairs): 113, Positive cache size: 101, Positive conditional cache size: 0, Positive unconditional cache size: 101, Negative cache size: 12, Negative conditional cache size: 0, Negative unconditional cache size: 12, Unknown cache size: 0, Unknown conditional cache size: 0, Unknown unconditional cache size: 0 - PositiveResult [Line: 720]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 723]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 728]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 735]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 738]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 743]: 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: 763]: there are no data races For all program executions holds that there are no data races at this location - PositiveResult [Line: 765]: 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 - PositiveResult [Line: 769]: 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 - PositiveResult [Line: 771]: 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, 122 locations, 27 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: 3.7s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 3.2s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 0 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 0 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12 IncrementalHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 0 mSDtfsCounter, 12 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=64occurred in iteration=0, InterpolantAutomatonStates: 2, 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, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 3 NumberOfCodeBlocks, 3 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 2 ConstructedInterpolants, 0 QuantifiedInterpolants, 2 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 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 16 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! [2023-11-19 08:00:16,564 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f63076c-1ae9-4651-9879-25dcd63fa76d/bin/uautomizer-verify-uCwYo4JHxu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE