./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a9552a698db9701543deeff63aa990ab8fc4764b65dba5035623425bdf77554d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-29 00:48:45,902 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-29 00:48:45,974 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/config/svcomp-Overflow-32bit-Automizer_Default.epf [2023-11-29 00:48:45,979 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-29 00:48:45,979 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-29 00:48:46,007 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-29 00:48:46,008 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-29 00:48:46,009 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-29 00:48:46,009 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-29 00:48:46,010 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-29 00:48:46,011 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-29 00:48:46,011 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-29 00:48:46,012 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-29 00:48:46,013 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-29 00:48:46,013 INFO L153 SettingsManager]: * Use SBE=true [2023-11-29 00:48:46,014 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-29 00:48:46,014 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-29 00:48:46,015 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-29 00:48:46,015 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-29 00:48:46,016 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-29 00:48:46,016 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-29 00:48:46,017 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-29 00:48:46,017 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-29 00:48:46,018 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-29 00:48:46,018 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-29 00:48:46,018 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-29 00:48:46,019 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-29 00:48:46,019 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-29 00:48:46,020 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-29 00:48:46,020 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-29 00:48:46,020 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-29 00:48:46,021 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-29 00:48:46,021 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-29 00:48:46,021 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:48:46,022 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-29 00:48:46,022 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-29 00:48:46,022 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-29 00:48:46,022 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-29 00:48:46,023 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-29 00:48:46,023 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-29 00:48:46,023 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-29 00:48:46,024 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-29 00:48:46,024 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-29 00:48:46,024 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-29 00:48:46,024 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_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a9552a698db9701543deeff63aa990ab8fc4764b65dba5035623425bdf77554d [2023-11-29 00:48:46,263 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-29 00:48:46,294 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-29 00:48:46,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-29 00:48:46,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-29 00:48:46,298 INFO L274 PluginConnector]: CDTParser initialized [2023-11-29 00:48:46,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/../../sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2023-11-29 00:48:49,308 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-29 00:48:49,631 INFO L384 CDTParser]: Found 1 translation units. [2023-11-29 00:48:49,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/sv-benchmarks/c/ldv-races/race-4_1-thread_local_vars.i [2023-11-29 00:48:49,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/data/30f43643b/281aed60410048bca4c884fff96685f8/FLAG5a3e406f0 [2023-11-29 00:48:49,669 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/data/30f43643b/281aed60410048bca4c884fff96685f8 [2023-11-29 00:48:49,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-29 00:48:49,673 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-29 00:48:49,675 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-29 00:48:49,675 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-29 00:48:49,681 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-29 00:48:49,682 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:48:49" (1/1) ... [2023-11-29 00:48:49,683 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28f19761 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:49, skipping insertion in model container [2023-11-29 00:48:49,683 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.11 12:48:49" (1/1) ... [2023-11-29 00:48:49,740 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-29 00:48:50,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:48:50,451 INFO L202 MainTranslator]: Completed pre-run [2023-11-29 00:48:50,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-29 00:48:50,642 INFO L206 MainTranslator]: Completed translation [2023-11-29 00:48:50,643 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50 WrapperNode [2023-11-29 00:48:50,643 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-29 00:48:50,644 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-29 00:48:50,644 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-29 00:48:50,644 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-29 00:48:50,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,683 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,721 INFO L138 Inliner]: procedures = 487, calls = 45, calls flagged for inlining = 16, calls inlined = 21, statements flattened = 225 [2023-11-29 00:48:50,721 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-29 00:48:50,722 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-29 00:48:50,722 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-29 00:48:50,722 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-29 00:48:50,735 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,735 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,742 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,765 INFO L175 MemorySlicer]: Split 15 memory accesses to 6 slices as follows [2, 3, 3, 5, 1, 1]. 33 percent of accesses are in the largest equivalence class. The 9 initializations are split as follows [2, 1, 1, 5, 0, 0]. The 4 writes are split as follows [0, 1, 1, 0, 1, 1]. [2023-11-29 00:48:50,765 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,783 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,788 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,797 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,801 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,812 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-29 00:48:50,813 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-29 00:48:50,813 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-29 00:48:50,813 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-29 00:48:50,814 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (1/1) ... [2023-11-29 00:48:50,822 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-11-29 00:48:50,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/z3 [2023-11-29 00:48:50,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-11-29 00:48:50,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-11-29 00:48:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure thread_usb [2023-11-29 00:48:50,898 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_usb [2023-11-29 00:48:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-29 00:48:50,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-29 00:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-29 00:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-29 00:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-29 00:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-29 00:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-29 00:48:50,899 INFO L130 BoogieDeclarations]: Found specification of procedure thread_ath9k [2023-11-29 00:48:50,900 INFO L138 BoogieDeclarations]: Found implementation of procedure thread_ath9k [2023-11-29 00:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-29 00:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-29 00:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-29 00:48:50,900 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-29 00:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-29 00:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-29 00:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-29 00:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-29 00:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-29 00:48:50,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-29 00:48:50,901 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-29 00:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-29 00:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-29 00:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-29 00:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-29 00:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-29 00:48:50,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-29 00:48:50,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-29 00:48:50,905 WARN L213 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-29 00:48:51,230 INFO L241 CfgBuilder]: Building ICFG [2023-11-29 00:48:51,232 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-29 00:48:51,548 INFO L282 CfgBuilder]: Performing block encoding [2023-11-29 00:48:51,745 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-29 00:48:51,745 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-29 00:48:51,746 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:48:51 BoogieIcfgContainer [2023-11-29 00:48:51,746 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-29 00:48:51,749 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-29 00:48:51,749 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-29 00:48:51,752 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-29 00:48:51,753 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.11 12:48:49" (1/3) ... [2023-11-29 00:48:51,753 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4036fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:48:51, skipping insertion in model container [2023-11-29 00:48:51,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.11 12:48:50" (2/3) ... [2023-11-29 00:48:51,754 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4036fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.11 12:48:51, skipping insertion in model container [2023-11-29 00:48:51,754 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:48:51" (3/3) ... [2023-11-29 00:48:51,755 INFO L112 eAbstractionObserver]: Analyzing ICFG race-4_1-thread_local_vars.i [2023-11-29 00:48:51,765 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2023-11-29 00:48:51,777 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-29 00:48:51,777 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2023-11-29 00:48:51,778 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c4036fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.11 12:48:51, skipping insertion in model container [2023-11-29 00:48:51,779 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-29 00:48:51,779 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-29 00:48:51,780 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-29 00:48:51,780 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-29 00:48:51,780 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.11 12:48:51" (3/3) ... [2023-11-29 00:48:51,783 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-29 00:48:51,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread_ath9k [2023-11-29 00:48:51,788 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread_usb [2023-11-29 00:48:51,795 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 80 nodes and edges [2023-11-29 00:48:51,795 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2023-11-29 00:48:51,796 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-29 00:48:51,796 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-29 00:48:51,907 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/witness.graphml [2023-11-29 00:48:51,908 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/witness.yml [2023-11-29 00:48:51,908 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-29 00:48:51,910 INFO L158 Benchmark]: Toolchain (without parser) took 2235.86ms. Allocated memory is still 180.4MB. Free memory was 140.9MB in the beginning and 97.0MB in the end (delta: 43.9MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,910 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory was 81.4MB in the beginning and 81.4MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-29 00:48:51,911 INFO L158 Benchmark]: CACSL2BoogieTranslator took 968.37ms. Allocated memory is still 180.4MB. Free memory was 140.9MB in the beginning and 83.0MB in the end (delta: 57.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,911 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.40ms. Allocated memory is still 180.4MB. Free memory was 83.0MB in the beginning and 78.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,912 INFO L158 Benchmark]: Boogie Preprocessor took 90.15ms. Allocated memory is still 180.4MB. Free memory was 78.8MB in the beginning and 73.8MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,913 INFO L158 Benchmark]: RCFGBuilder took 933.09ms. Allocated memory is still 180.4MB. Free memory was 73.8MB in the beginning and 104.3MB in the end (delta: -30.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,913 INFO L158 Benchmark]: TraceAbstraction took 29.84ms. Allocated memory is still 180.4MB. Free memory was 104.3MB in the beginning and 102.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,914 INFO L158 Benchmark]: Witness Printer took 128.47ms. Allocated memory is still 180.4MB. Free memory was 102.2MB in the beginning and 97.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-29 00:48:51,917 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 113.2MB. Free memory was 81.4MB in the beginning and 81.4MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 968.37ms. Allocated memory is still 180.4MB. Free memory was 140.9MB in the beginning and 83.0MB in the end (delta: 57.9MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.40ms. Allocated memory is still 180.4MB. Free memory was 83.0MB in the beginning and 78.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.15ms. Allocated memory is still 180.4MB. Free memory was 78.8MB in the beginning and 73.8MB in the end (delta: 5.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 933.09ms. Allocated memory is still 180.4MB. Free memory was 73.8MB in the beginning and 104.3MB in the end (delta: -30.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * TraceAbstraction took 29.84ms. Allocated memory is still 180.4MB. Free memory was 104.3MB in the beginning and 102.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 128.47ms. Allocated memory is still 180.4MB. Free memory was 102.2MB in the beginning and 97.0MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2023-11-29 00:48:51,937 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af079b68-bc88-4856-a73c-e7abab5d1340/bin/uautomizer-verify-BQ2R08f2Ya/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (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