./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 --- 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-6b4ec56 [2022-11-20 17:28:50,375 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:28:50,377 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:28:50,397 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:28:50,397 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:28:50,398 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:28:50,399 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:28:50,401 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:28:50,403 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:28:50,404 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:28:50,405 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:28:50,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:28:50,406 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:28:50,407 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:28:50,409 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:28:50,410 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:28:50,411 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:28:50,412 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:28:50,413 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:28:50,415 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:28:50,416 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:28:50,421 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:28:50,422 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:28:50,423 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:28:50,427 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:28:50,427 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:28:50,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:28:50,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:28:50,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:28:50,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:28:50,430 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:28:50,431 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:28:50,432 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:28:50,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:28:50,435 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:28:50,436 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:28:50,437 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:28:50,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:28:50,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:28:50,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:28:50,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:28:50,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:28:50,461 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:28:50,469 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:28:50,470 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:28:50,470 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:28:50,471 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:28:50,471 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:28:50,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:28:50,471 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:28:50,472 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:28:50,472 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:28:50,472 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:28:50,472 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:28:50,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:28:50,473 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:28:50,473 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:28:50,473 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:28:50,473 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:28:50,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:28:50,474 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:28:50,474 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:28:50,474 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:28:50,474 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:28:50,474 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:28:50,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:50,475 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:28:50,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:28:50,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:28:50,475 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:28:50,476 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:28:50,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:28:50,476 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_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 [2022-11-20 17:28:50,727 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:28:50,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:28:50,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:28:50,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:28:50,771 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:28:50,772 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-11-20 17:28:53,886 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:28:54,134 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:28:54,134 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-11-20 17:28:54,141 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data/d12d14b98/a07be6f13e3d4eb6a2d58aa200aa501e/FLAG38780fe8e [2022-11-20 17:28:54,156 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data/d12d14b98/a07be6f13e3d4eb6a2d58aa200aa501e [2022-11-20 17:28:54,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:28:54,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:28:54,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:28:54,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:28:54,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:28:54,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,167 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89b7b51 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54, skipping insertion in model container [2022-11-20 17:28:54,167 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,175 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:28:54,191 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:28:54,344 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-11-20 17:28:54,345 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:28:54,355 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:28:54,374 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-11-20 17:28:54,374 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:28:54,389 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:28:54,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54 WrapperNode [2022-11-20 17:28:54,392 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:28:54,393 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:28:54,394 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:28:54,394 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:28:54,403 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,413 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,435 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-11-20 17:28:54,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:28:54,436 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:28:54,436 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:28:54,436 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:28:54,445 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,446 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,458 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,459 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,464 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,472 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,476 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:28:54,477 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:28:54,477 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:28:54,477 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:28:54,478 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,484 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:54,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:28:54,508 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:28:54,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:28:54,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:28:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:28:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:28:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:28:54,564 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:28:54,564 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:28:54,565 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:28:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:28:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:28:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:28:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:28:54,565 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:28:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:28:54,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:28:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:28:54,566 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:28:54,568 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:28:54,700 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:28:54,702 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:28:54,920 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:28:54,972 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:28:54,973 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:28:54,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:54 BoogieIcfgContainer [2022-11-20 17:28:54,975 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:28:54,976 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:28:54,976 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:28:54,987 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:28:54,987 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:28:54" (1/1) ... [2022-11-20 17:28:54,988 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:28:54,995 INFO L158 Benchmark]: Toolchain (without parser) took 833.45ms. Allocated memory is still 148.9MB. Free memory was 111.9MB in the beginning and 85.0MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2022-11-20 17:28:54,995 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 148.9MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:28:54,997 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.86ms. Allocated memory is still 148.9MB. Free memory was 111.9MB in the beginning and 101.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:28:54,997 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.31ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 100.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:28:54,998 INFO L158 Benchmark]: Boogie Preprocessor took 39.91ms. Allocated memory is still 148.9MB. Free memory was 99.7MB in the beginning and 98.8MB in the end (delta: 907.7kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:28:55,000 INFO L158 Benchmark]: RCFGBuilder took 498.88ms. Allocated memory is still 148.9MB. Free memory was 98.8MB in the beginning and 86.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:28:55,001 INFO L158 Benchmark]: CodeCheck took 16.40ms. Allocated memory is still 148.9MB. Free memory was 85.8MB in the beginning and 85.0MB in the end (delta: 800.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:28:55,012 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 148.9MB. Free memory is still 116.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.86ms. Allocated memory is still 148.9MB. Free memory was 111.9MB in the beginning and 101.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.31ms. Allocated memory is still 148.9MB. Free memory was 101.4MB in the beginning and 100.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 39.91ms. Allocated memory is still 148.9MB. Free memory was 99.7MB in the beginning and 98.8MB in the end (delta: 907.7kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 498.88ms. Allocated memory is still 148.9MB. Free memory was 98.8MB in the beginning and 86.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16.40ms. Allocated memory is still 148.9MB. Free memory was 85.8MB in the beginning and 85.0MB in the end (delta: 800.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:28:55,042 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 --- 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-6b4ec56 [2022-11-20 17:28:57,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:28:57,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:28:57,516 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:28:57,517 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:28:57,518 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:28:57,521 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:28:57,528 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:28:57,530 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:28:57,531 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:28:57,532 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:28:57,533 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:28:57,533 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:28:57,534 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:28:57,536 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:28:57,537 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:28:57,538 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:28:57,539 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:28:57,541 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:28:57,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:28:57,544 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:28:57,546 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:28:57,547 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:28:57,548 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:28:57,552 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:28:57,552 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:28:57,553 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:28:57,554 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:28:57,554 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:28:57,555 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:28:57,555 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:28:57,556 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:28:57,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:28:57,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:28:57,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:28:57,559 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:28:57,560 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:28:57,560 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:28:57,561 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:28:57,562 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:28:57,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:28:57,563 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:28:57,589 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:28:57,590 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:28:57,590 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:28:57,591 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:28:57,591 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:28:57,592 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:28:57,592 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:28:57,592 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:28:57,592 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:28:57,592 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:28:57,593 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:28:57,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:28:57,593 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:28:57,593 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:28:57,593 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:28:57,594 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:28:57,594 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:28:57,594 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:28:57,594 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:28:57,594 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:28:57,595 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:28:57,595 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:28:57,595 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:28:57,595 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:28:57,596 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:28:57,596 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:28:57,596 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:28:57,596 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:28:57,596 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:28:57,597 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:28:57,597 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:28:57,597 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:28:57,597 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:28:57,597 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:28:57,598 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 47144ed0d9aa05bca24cc8eb2abad54106f6919871c7945daa183bed78f0ad25 [2022-11-20 17:28:57,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:28:58,011 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:28:58,014 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:28:58,015 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:28:58,015 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:28:58,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-11-20 17:29:01,123 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:29:01,353 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:29:01,354 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/sv-benchmarks/c/weaver/test-easy8.wvr.c [2022-11-20 17:29:01,361 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data/4c1e0514f/6d24397ce8ac458e86b48ec80a1584ae/FLAG0163ab689 [2022-11-20 17:29:01,380 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/data/4c1e0514f/6d24397ce8ac458e86b48ec80a1584ae [2022-11-20 17:29:01,387 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:29:01,388 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:29:01,391 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:29:01,391 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:29:01,394 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:29:01,395 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,396 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c846283 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01, skipping insertion in model container [2022-11-20 17:29:01,396 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:29:01,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:29:01,591 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-11-20 17:29:01,596 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:29:01,609 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:29:01,650 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/sv-benchmarks/c/weaver/test-easy8.wvr.c[1981,1994] [2022-11-20 17:29:01,654 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:29:01,673 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:29:01,674 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01 WrapperNode [2022-11-20 17:29:01,674 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:29:01,676 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:29:01,676 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:29:01,676 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:29:01,684 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,721 INFO L138 Inliner]: procedures = 23, calls = 24, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 47 [2022-11-20 17:29:01,721 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:29:01,723 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:29:01,724 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:29:01,724 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:29:01,733 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,734 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,750 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,755 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,761 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,770 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,772 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:29:01,786 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:29:01,786 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:29:01,787 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:29:01,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:29:01" (1/1) ... [2022-11-20 17:29:01,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:29:01,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:29:01,831 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:29:01,860 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:29:01,882 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:29:01,882 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:29:01,882 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:29:01,883 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:29:01,883 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:29:01,883 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:29:01,885 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:29:01,885 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:29:01,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:29:01,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:29:01,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:29:01,886 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:29:01,886 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:29:01,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:29:01,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:29:01,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:29:01,889 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:29:02,033 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:29:02,035 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:29:02,214 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:29:02,254 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:29:02,271 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:29:02,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:02 BoogieIcfgContainer [2022-11-20 17:29:02,274 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:29:02,274 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:29:02,274 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:29:02,290 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:29:02,290 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:29:02" (1/1) ... [2022-11-20 17:29:02,291 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-20 17:29:02,301 INFO L158 Benchmark]: Toolchain (without parser) took 911.84ms. Allocated memory is still 86.0MB. Free memory was 61.0MB in the beginning and 53.1MB in the end (delta: 7.9MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2022-11-20 17:29:02,302 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:29:02,303 INFO L158 Benchmark]: CACSL2BoogieTranslator took 283.91ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 50.3MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:29:02,303 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.07ms. Allocated memory is still 86.0MB. Free memory was 50.1MB in the beginning and 48.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:29:02,304 INFO L158 Benchmark]: Boogie Preprocessor took 62.33ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 67.0MB in the end (delta: -18.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-11-20 17:29:02,305 INFO L158 Benchmark]: RCFGBuilder took 487.36ms. Allocated memory is still 86.0MB. Free memory was 67.0MB in the beginning and 54.1MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 17:29:02,305 INFO L158 Benchmark]: CodeCheck took 24.96ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 53.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:29:02,308 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.63ms. Allocated memory is still 56.6MB. Free memory is still 34.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 283.91ms. Allocated memory is still 86.0MB. Free memory was 60.8MB in the beginning and 50.3MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.07ms. Allocated memory is still 86.0MB. Free memory was 50.1MB in the beginning and 48.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.33ms. Allocated memory is still 86.0MB. Free memory was 48.6MB in the beginning and 67.0MB in the end (delta: -18.4MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * RCFGBuilder took 487.36ms. Allocated memory is still 86.0MB. Free memory was 67.0MB in the beginning and 54.1MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 24.96ms. Allocated memory is still 86.0MB. Free memory was 54.1MB in the beginning and 53.1MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:29:02,342 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a9c5a98-eab5-4af2-a78c-d317ad64e967/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported