./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/config/AutomizerReach.xml -i ../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8 --witnessprinter.witness.filename witness.graphml --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 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 --- 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-2329fc7 [2022-12-13 17:56:00,667 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 17:56:00,669 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 17:56:00,682 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 17:56:00,682 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 17:56:00,683 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 17:56:00,684 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 17:56:00,685 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 17:56:00,686 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 17:56:00,687 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 17:56:00,688 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 17:56:00,688 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 17:56:00,689 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 17:56:00,689 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 17:56:00,690 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 17:56:00,691 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 17:56:00,692 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 17:56:00,692 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 17:56:00,693 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 17:56:00,694 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 17:56:00,695 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 17:56:00,696 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 17:56:00,697 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 17:56:00,698 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 17:56:00,700 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 17:56:00,700 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 17:56:00,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 17:56:00,701 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 17:56:00,701 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 17:56:00,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 17:56:00,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 17:56:00,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 17:56:00,703 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 17:56:00,704 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 17:56:00,704 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 17:56:00,705 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 17:56:00,705 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 17:56:00,705 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 17:56:00,705 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 17:56:00,706 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 17:56:00,706 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 17:56:00,707 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-12-13 17:56:00,729 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 17:56:00,730 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 17:56:00,730 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 17:56:00,730 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 17:56:00,730 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 17:56:00,731 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 17:56:00,731 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 17:56:00,731 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 17:56:00,731 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 17:56:00,745 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 17:56:00,745 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 17:56:00,745 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 17:56:00,745 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-13 17:56:00,746 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 17:56:00,747 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-13 17:56:00,747 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 17:56:00,747 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-13 17:56:00,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 17:56:00,747 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 17:56:00,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 17:56:00,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:56:00,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 17:56:00,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 17:56:00,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-13 17:56:00,748 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 17:56:00,748 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 17:56:00,748 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-12-13 17:56:00,748 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-13 17:56:00,749 INFO L138 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2022-12-13 17:56:00,749 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-13 17:56:00,749 INFO L138 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2022-12-13 17:56:00,749 INFO L138 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_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8d306ff8cfbc22ceebe04735dbb58cf2d83206c78fa42d12e01716373b332b54 [2022-12-13 17:56:00,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 17:56:00,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 17:56:00,954 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 17:56:00,955 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 17:56:00,956 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 17:56:00,957 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/../../sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2022-12-13 17:56:03,556 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 17:56:03,708 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 17:56:03,709 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/sv-benchmarks/c/goblint-regression/04-mutex_22-deref_read.i [2022-12-13 17:56:03,718 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/data/cd83ed889/c86a4fa2a76e4bf798de7429fe2ee786/FLAG6b136c762 [2022-12-13 17:56:03,728 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/data/cd83ed889/c86a4fa2a76e4bf798de7429fe2ee786 [2022-12-13 17:56:03,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 17:56:03,732 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 17:56:03,732 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 17:56:03,732 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 17:56:03,735 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 17:56:03,736 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:56:03" (1/1) ... [2022-12-13 17:56:03,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16fcff55 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:03, skipping insertion in model container [2022-12-13 17:56:03,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 05:56:03" (1/1) ... [2022-12-13 17:56:03,742 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 17:56:03,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 17:56:03,950 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:56:03,965 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 17:56:04,004 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 17:56:04,035 INFO L208 MainTranslator]: Completed translation [2022-12-13 17:56:04,036 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04 WrapperNode [2022-12-13 17:56:04,036 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 17:56:04,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 17:56:04,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 17:56:04,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 17:56:04,046 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,074 INFO L138 Inliner]: procedures = 162, calls = 19, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 35 [2022-12-13 17:56:04,075 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 17:56:04,076 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 17:56:04,076 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 17:56:04,076 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 17:56:04,084 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,087 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,087 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,091 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,093 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,096 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 17:56:04,097 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 17:56:04,097 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 17:56:04,097 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 17:56:04,098 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (1/1) ... [2022-12-13 17:56:04,104 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 17:56:04,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/z3 [2022-12-13 17:56:04,125 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 17:56:04,128 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 17:56:04,152 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 17:56:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-12-13 17:56:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 17:56:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 17:56:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-12-13 17:56:04,153 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-12-13 17:56:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 17:56:04,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 17:56:04,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 17:56:04,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 17:56:04,155 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 17:56:04,247 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 17:56:04,248 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 17:56:04,345 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 17:56:04,351 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 17:56:04,351 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-12-13 17:56:04,353 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:56:04 BoogieIcfgContainer [2022-12-13 17:56:04,354 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 17:56:04,356 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 17:56:04,356 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 17:56:04,359 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 17:56:04,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 05:56:03" (1/3) ... [2022-12-13 17:56:04,360 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3472b53d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:56:04, skipping insertion in model container [2022-12-13 17:56:04,360 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 05:56:04" (2/3) ... [2022-12-13 17:56:04,361 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3472b53d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 05:56:04, skipping insertion in model container [2022-12-13 17:56:04,361 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:56:04" (3/3) ... [2022-12-13 17:56:04,362 INFO L112 eAbstractionObserver]: Analyzing ICFG 04-mutex_22-deref_read.i [2022-12-13 17:56:04,374 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-12-13 17:56:04,384 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 17:56:04,384 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-12-13 17:56:04,386 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3472b53d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.12 05:56:04, skipping insertion in model container [2022-12-13 17:56:04,386 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-12-13 17:56:04,386 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-13 17:56:04,387 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-13 17:56:04,387 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-13 17:56:04,387 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 05:56:04" (3/3) ... [2022-12-13 17:56:04,390 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-12-13 17:56:04,396 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-12-13 17:56:04,401 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2022-12-13 17:56:04,401 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-12-13 17:56:04,401 INFO L961 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-12-13 17:56:04,428 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/witness.graphml [2022-12-13 17:56:04,429 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-13 17:56:04,430 INFO L158 Benchmark]: Toolchain (without parser) took 697.89ms. Allocated memory is still 163.6MB. Free memory was 119.2MB in the beginning and 80.8MB in the end (delta: 38.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-12-13 17:56:04,431 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory was 129.4MB in the beginning and 129.3MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:56:04,431 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.29ms. Allocated memory is still 163.6MB. Free memory was 119.2MB in the beginning and 101.0MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-12-13 17:56:04,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.50ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 98.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:56:04,432 INFO L158 Benchmark]: Boogie Preprocessor took 20.65ms. Allocated memory is still 163.6MB. Free memory was 98.9MB in the beginning and 97.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-13 17:56:04,432 INFO L158 Benchmark]: RCFGBuilder took 256.80ms. Allocated memory is still 163.6MB. Free memory was 97.6MB in the beginning and 85.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-13 17:56:04,433 INFO L158 Benchmark]: TraceAbstraction took 29.74ms. Allocated memory is still 163.6MB. Free memory was 85.0MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:56:04,434 INFO L158 Benchmark]: Witness Printer took 42.25ms. Allocated memory is still 163.6MB. Free memory was 82.9MB in the beginning and 80.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-13 17:56:04,436 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 163.6MB. Free memory was 129.4MB in the beginning and 129.3MB in the end (delta: 160.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.29ms. Allocated memory is still 163.6MB. Free memory was 119.2MB in the beginning and 101.0MB in the end (delta: 18.2MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.50ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 98.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 20.65ms. Allocated memory is still 163.6MB. Free memory was 98.9MB in the beginning and 97.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 256.80ms. Allocated memory is still 163.6MB. Free memory was 97.6MB in the beginning and 85.6MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 29.74ms. Allocated memory is still 163.6MB. Free memory was 85.0MB in the beginning and 82.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 42.25ms. Allocated memory is still 163.6MB. Free memory was 82.9MB in the beginning and 80.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - 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! [2022-12-13 17:56:04,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d2370bd4-364a-4c89-b28c-5582d04b0d53/bin/uautomizer-uyxdKDjOR8/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