./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/bigshot_s.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/config/AutomizerReach.xml -i ../../sv-benchmarks/c/pthread/bigshot_s.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro --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 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe --- 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-8393723 [2022-11-18 20:31:44,305 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-18 20:31:44,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-18 20:31:44,326 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-18 20:31:44,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-18 20:31:44,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-18 20:31:44,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-18 20:31:44,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-18 20:31:44,333 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-18 20:31:44,334 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-18 20:31:44,335 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-18 20:31:44,336 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-18 20:31:44,336 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-18 20:31:44,338 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-18 20:31:44,339 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-18 20:31:44,340 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-18 20:31:44,341 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-18 20:31:44,342 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-18 20:31:44,343 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-18 20:31:44,345 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-18 20:31:44,347 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-18 20:31:44,348 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-18 20:31:44,350 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-18 20:31:44,351 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-18 20:31:44,355 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-18 20:31:44,355 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-18 20:31:44,356 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-18 20:31:44,357 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-18 20:31:44,357 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-18 20:31:44,358 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-18 20:31:44,359 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-18 20:31:44,360 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-18 20:31:44,361 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-18 20:31:44,362 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-18 20:31:44,363 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-18 20:31:44,363 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-18 20:31:44,364 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-18 20:31:44,364 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-18 20:31:44,365 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-18 20:31:44,366 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-18 20:31:44,367 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-18 20:31:44,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-18 20:31:44,393 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-18 20:31:44,401 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-18 20:31:44,402 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-18 20:31:44,402 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-18 20:31:44,403 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-18 20:31:44,404 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-18 20:31:44,405 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-18 20:31:44,405 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-18 20:31:44,405 INFO L138 SettingsManager]: * Use SBE=true [2022-11-18 20:31:44,406 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-18 20:31:44,407 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-18 20:31:44,407 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-18 20:31:44,407 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-18 20:31:44,408 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-18 20:31:44,408 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-18 20:31:44,408 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-18 20:31:44,408 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-18 20:31:44,408 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-18 20:31:44,409 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-18 20:31:44,409 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-18 20:31:44,409 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-18 20:31:44,409 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-18 20:31:44,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-18 20:31:44,410 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-18 20:31:44,410 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-18 20:31:44,410 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-18 20:31:44,412 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:31:44,412 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-18 20:31:44,412 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-18 20:31:44,413 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-18 20:31:44,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-18 20:31:44,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-18 20:31:44,413 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-18 20:31:44,414 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-18 20:31:44,414 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-18 20:31:44,414 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d8c741fd238f074816319de9a9bd5d97cd9b35eb7f53a276be973ea0c31ecbe [2022-11-18 20:31:44,741 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-18 20:31:44,763 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-18 20:31:44,765 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-18 20:31:44,767 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-18 20:31:44,768 INFO L275 PluginConnector]: CDTParser initialized [2022-11-18 20:31:44,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/../../sv-benchmarks/c/pthread/bigshot_s.i [2022-11-18 20:31:44,851 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/data/77a94820f/fd6d63dc6a77430984539b1eb6f4638d/FLAGd69ee532a [2022-11-18 20:31:45,533 INFO L306 CDTParser]: Found 1 translation units. [2022-11-18 20:31:45,539 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/sv-benchmarks/c/pthread/bigshot_s.i [2022-11-18 20:31:45,562 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/data/77a94820f/fd6d63dc6a77430984539b1eb6f4638d/FLAGd69ee532a [2022-11-18 20:31:45,752 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/data/77a94820f/fd6d63dc6a77430984539b1eb6f4638d [2022-11-18 20:31:45,756 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-18 20:31:45,759 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-18 20:31:45,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-18 20:31:45,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-18 20:31:45,767 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-18 20:31:45,768 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:31:45" (1/1) ... [2022-11-18 20:31:45,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16109bab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:45, skipping insertion in model container [2022-11-18 20:31:45,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 08:31:45" (1/1) ... [2022-11-18 20:31:45,779 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-18 20:31:45,843 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-18 20:31:46,424 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/sv-benchmarks/c/pthread/bigshot_s.i[55202,55215] [2022-11-18 20:31:46,440 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:31:46,451 INFO L203 MainTranslator]: Completed pre-run [2022-11-18 20:31:46,488 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/sv-benchmarks/c/pthread/bigshot_s.i[55202,55215] [2022-11-18 20:31:46,507 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-18 20:31:46,574 INFO L208 MainTranslator]: Completed translation [2022-11-18 20:31:46,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46 WrapperNode [2022-11-18 20:31:46,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-18 20:31:46,576 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-18 20:31:46,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-18 20:31:46,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-18 20:31:46,584 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,604 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,639 INFO L138 Inliner]: procedures = 323, calls = 33, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2022-11-18 20:31:46,640 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-18 20:31:46,640 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-18 20:31:46,641 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-18 20:31:46,641 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-18 20:31:46,650 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,653 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,654 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,660 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,663 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,665 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,666 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-18 20:31:46,670 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-18 20:31:46,670 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-18 20:31:46,670 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-18 20:31:46,681 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (1/1) ... [2022-11-18 20:31:46,688 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-18 20:31:46,700 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/z3 [2022-11-18 20:31:46,712 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-18 20:31:46,714 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-18 20:31:46,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-18 20:31:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-18 20:31:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-18 20:31:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-18 20:31:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-18 20:31:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-18 20:31:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-18 20:31:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-18 20:31:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-18 20:31:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-18 20:31:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-18 20:31:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-18 20:31:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-18 20:31:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-18 20:31:46,758 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-18 20:31:46,955 INFO L235 CfgBuilder]: Building ICFG [2022-11-18 20:31:46,957 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-18 20:31:47,209 INFO L276 CfgBuilder]: Performing block encoding [2022-11-18 20:31:47,221 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-18 20:31:47,221 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-18 20:31:47,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:31:47 BoogieIcfgContainer [2022-11-18 20:31:47,223 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-18 20:31:47,245 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-18 20:31:47,245 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-18 20:31:47,248 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-18 20:31:47,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 08:31:45" (1/3) ... [2022-11-18 20:31:47,249 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e6f163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:31:47, skipping insertion in model container [2022-11-18 20:31:47,249 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 08:31:46" (2/3) ... [2022-11-18 20:31:47,250 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e6f163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 08:31:47, skipping insertion in model container [2022-11-18 20:31:47,250 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:31:47" (3/3) ... [2022-11-18 20:31:47,251 INFO L112 eAbstractionObserver]: Analyzing ICFG bigshot_s.i [2022-11-18 20:31:47,260 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-18 20:31:47,281 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-18 20:31:47,281 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-18 20:31:47,283 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16e6f163 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 08:31:47, skipping insertion in model container [2022-11-18 20:31:47,284 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-18 20:31:47,284 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-18 20:31:47,284 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-18 20:31:47,285 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-18 20:31:47,285 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 08:31:47" (3/3) ... [2022-11-18 20:31:47,289 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-18 20:31:47,296 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread1 [2022-11-18 20:31:47,296 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure thread2 [2022-11-18 20:31:47,304 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-11-18 20:31:47,305 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2022-11-18 20:31:47,305 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-18 20:31:47,305 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:31:47,305 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-18 20:31:47,355 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/witness.graphml [2022-11-18 20:31:47,356 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-18 20:31:47,357 INFO L158 Benchmark]: Toolchain (without parser) took 1597.66ms. Allocated memory is still 132.1MB. Free memory was 95.2MB in the beginning and 105.2MB in the end (delta: -10.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:31:47,357 INFO L158 Benchmark]: CDTParser took 1.01ms. Allocated memory is still 96.5MB. Free memory was 52.3MB in the beginning and 52.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-18 20:31:47,358 INFO L158 Benchmark]: CACSL2BoogieTranslator took 811.91ms. Allocated memory is still 132.1MB. Free memory was 94.9MB in the beginning and 83.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:31:47,358 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.60ms. Allocated memory is still 132.1MB. Free memory was 83.7MB in the beginning and 81.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:31:47,359 INFO L158 Benchmark]: Boogie Preprocessor took 28.98ms. Allocated memory is still 132.1MB. Free memory was 81.1MB in the beginning and 79.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:31:47,359 INFO L158 Benchmark]: RCFGBuilder took 553.52ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 65.5MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-18 20:31:47,359 INFO L158 Benchmark]: TraceAbstraction took 38.63ms. Allocated memory is still 132.1MB. Free memory was 106.6MB in the beginning and 107.3MB in the end (delta: -774.8kB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-18 20:31:47,360 INFO L158 Benchmark]: Witness Printer took 71.42ms. Allocated memory is still 132.1MB. Free memory was 107.3MB in the beginning and 105.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-18 20:31:47,362 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.01ms. Allocated memory is still 96.5MB. Free memory was 52.3MB in the beginning and 52.3MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 811.91ms. Allocated memory is still 132.1MB. Free memory was 94.9MB in the beginning and 83.7MB in the end (delta: 11.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.60ms. Allocated memory is still 132.1MB. Free memory was 83.7MB in the beginning and 81.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 28.98ms. Allocated memory is still 132.1MB. Free memory was 81.1MB in the beginning and 79.5MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 553.52ms. Allocated memory is still 132.1MB. Free memory was 79.5MB in the beginning and 65.5MB in the end (delta: 14.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 38.63ms. Allocated memory is still 132.1MB. Free memory was 106.6MB in the beginning and 107.3MB in the end (delta: -774.8kB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * Witness Printer took 71.42ms. Allocated memory is still 132.1MB. Free memory was 107.3MB in the beginning and 105.2MB 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! [2022-11-18 20:31:47,393 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c5f0bb39-11c3-46b0-bfdf-94231915aae9/bin/uautomizer-TMbwUNV5ro/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