./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/mult-comm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4 --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 a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:57:24,325 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:57:24,326 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:57:24,344 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:57:24,344 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:57:24,345 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:57:24,346 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:57:24,347 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:57:24,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:57:24,350 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:57:24,351 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:57:24,352 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:57:24,352 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:57:24,353 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:57:24,354 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:57:24,355 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:57:24,356 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:57:24,357 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:57:24,358 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:57:24,359 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:57:24,361 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:57:24,362 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:57:24,363 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:57:24,364 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:57:24,367 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:57:24,367 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:57:24,367 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:57:24,368 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:57:24,368 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:57:24,369 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:57:24,370 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:57:24,370 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:57:24,371 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:57:24,371 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:57:24,372 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:57:24,372 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:57:24,373 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:57:24,373 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:57:24,373 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:57:24,374 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:57:24,375 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:57:24,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:57:24,394 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:57:24,394 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:57:24,395 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:57:24,395 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:57:24,396 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:57:24,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:57:24,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:57:24,397 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:57:24,397 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:57:24,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:57:24,397 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:57:24,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:57:24,397 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:57:24,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:57:24,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:57:24,398 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:57:24,398 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:57:24,398 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:57:24,398 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:57:24,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:57:24,399 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:57:24,399 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:57:24,399 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:57:24,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:57:24,399 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:57:24,400 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:57:24,400 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:57:24,400 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:57:24,400 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:57:24,400 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:57:24,400 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e [2022-12-14 18:57:24,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:57:24,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:57:24,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:57:24,617 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:57:24,618 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:57:24,619 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-14 18:57:27,321 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:57:27,485 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:57:27,485 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-14 18:57:27,489 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data/e5b5f60f3/bc88622f80b54c9eaaf706a43417f446/FLAGdb53ca253 [2022-12-14 18:57:27,499 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data/e5b5f60f3/bc88622f80b54c9eaaf706a43417f446 [2022-12-14 18:57:27,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:57:27,503 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:57:27,503 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:57:27,503 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:57:27,506 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:57:27,506 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,507 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51d11cd9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27, skipping insertion in model container [2022-12-14 18:57:27,507 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,512 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:57:27,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:57:27,633 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-14 18:57:27,633 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:57:27,640 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:57:27,652 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-14 18:57:27,653 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:57:27,663 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:57:27,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27 WrapperNode [2022-12-14 18:57:27,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:57:27,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:57:27,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:57:27,664 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:57:27,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,674 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,686 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2022-12-14 18:57:27,686 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:57:27,687 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:57:27,687 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:57:27,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:57:27,693 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,694 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,695 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,695 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,697 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,700 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,700 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:57:27,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:57:27,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:57:27,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:57:27,703 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,708 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:57:27,716 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:57:27,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:57:27,726 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 18:57:27,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 18:57:27,751 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:57:27,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:57:27,751 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:57:27,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:57:27,753 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 18:57:27,823 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:57:27,825 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:57:27,946 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:57:27,951 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:57:27,951 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:57:27,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:57:27 BoogieIcfgContainer [2022-12-14 18:57:27,953 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:57:27,953 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:57:27,953 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:57:27,961 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:57:27,962 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:57:27" (1/1) ... [2022-12-14 18:57:27,962 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) [2022-12-14 18:57:27,965 INFO L158 Benchmark]: Toolchain (without parser) took 462.31ms. Allocated memory is still 123.7MB. Free memory was 89.8MB in the beginning and 63.3MB in the end (delta: 26.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-12-14 18:57:27,966 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 123.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:57:27,966 INFO L158 Benchmark]: CACSL2BoogieTranslator took 159.88ms. Allocated memory is still 123.7MB. Free memory was 89.8MB in the beginning and 79.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:57:27,967 INFO L158 Benchmark]: Boogie Procedure Inliner took 22.83ms. Allocated memory is still 123.7MB. Free memory was 79.0MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:57:27,967 INFO L158 Benchmark]: Boogie Preprocessor took 15.34ms. Allocated memory is still 123.7MB. Free memory was 77.6MB in the beginning and 76.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:57:27,968 INFO L158 Benchmark]: RCFGBuilder took 250.01ms. Allocated memory is still 123.7MB. Free memory was 76.1MB in the beginning and 64.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 18:57:27,968 INFO L158 Benchmark]: CodeCheck took 10.97ms. Allocated memory is still 123.7MB. Free memory was 64.1MB in the beginning and 63.3MB in the end (delta: 828.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:57:27,970 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 0.16ms. Allocated memory is still 123.7MB. Free memory is still 95.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 159.88ms. Allocated memory is still 123.7MB. Free memory was 89.8MB in the beginning and 79.0MB in the end (delta: 10.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 22.83ms. Allocated memory is still 123.7MB. Free memory was 79.0MB in the beginning and 77.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 15.34ms. Allocated memory is still 123.7MB. Free memory was 77.6MB in the beginning and 76.5MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 250.01ms. Allocated memory is still 123.7MB. Free memory was 76.1MB in the beginning and 64.1MB in the end (delta: 11.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 10.97ms. Allocated memory is still 123.7MB. Free memory was 64.1MB in the beginning and 63.3MB in the end (delta: 828.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:57:27,987 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/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 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4 --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 a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:57:29,573 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:57:29,574 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:57:29,594 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:57:29,595 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:57:29,596 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:57:29,597 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:57:29,599 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:57:29,600 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:57:29,601 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:57:29,602 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:57:29,603 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:57:29,604 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:57:29,605 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:57:29,606 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:57:29,607 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:57:29,608 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:57:29,609 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:57:29,610 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:57:29,612 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:57:29,613 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:57:29,615 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:57:29,616 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:57:29,617 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:57:29,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:57:29,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:57:29,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:57:29,622 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:57:29,622 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:57:29,623 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:57:29,623 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:57:29,624 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:57:29,625 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:57:29,626 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:57:29,627 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:57:29,627 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:57:29,627 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:57:29,628 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:57:29,628 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:57:29,629 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:57:29,629 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:57:29,630 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 18:57:29,652 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:57:29,652 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:57:29,653 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:57:29,653 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:57:29,654 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:57:29,654 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:57:29,655 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:57:29,655 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:57:29,655 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:57:29,655 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:57:29,655 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:57:29,655 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:57:29,656 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:57:29,656 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:57:29,656 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:57:29,656 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:57:29,656 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:57:29,657 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:57:29,657 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:57:29,657 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:57:29,657 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:57:29,657 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:57:29,658 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:57:29,658 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:57:29,658 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:57:29,658 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:57:29,658 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:57:29,659 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:57:29,659 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:57:29,659 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:57:29,665 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:57:29,665 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:57:29,665 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:57:29,665 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:57:29,665 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e [2022-12-14 18:57:29,896 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:57:29,913 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:57:29,915 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:57:29,916 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:57:29,916 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:57:29,917 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-14 18:57:32,475 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:57:32,634 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:57:32,635 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-14 18:57:32,641 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data/de08c7511/5ec7559824fb446695c50cb26e601e72/FLAG9ce40f20f [2022-12-14 18:57:33,038 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/data/de08c7511/5ec7559824fb446695c50cb26e601e72 [2022-12-14 18:57:33,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:57:33,045 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:57:33,046 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:57:33,046 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:57:33,050 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:57:33,051 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,052 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f53a430 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33, skipping insertion in model container [2022-12-14 18:57:33,052 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:57:33,070 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:57:33,180 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-14 18:57:33,181 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:57:33,189 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:57:33,203 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_6fd0cc01-d34c-43af-a82a-a0d133f52d48/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-14 18:57:33,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:57:33,214 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:57:33,214 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33 WrapperNode [2022-12-14 18:57:33,215 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:57:33,215 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:57:33,215 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:57:33,216 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:57:33,221 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,228 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,241 INFO L138 Inliner]: procedures = 23, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2022-12-14 18:57:33,241 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:57:33,242 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:57:33,242 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:57:33,242 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:57:33,248 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,249 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,254 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,258 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,259 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,260 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:57:33,261 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:57:33,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:57:33,261 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:57:33,262 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,267 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:57:33,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:57:33,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:57:33,288 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:57:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:57:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 18:57:33,329 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 18:57:33,329 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 18:57:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 18:57:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:57:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:57:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 18:57:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:57:33,330 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:57:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:57:33,330 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 18:57:33,332 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-14 18:57:33,427 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:57:33,429 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:57:33,579 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:57:33,584 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:57:33,584 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 18:57:33,586 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:57:33 BoogieIcfgContainer [2022-12-14 18:57:33,586 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:57:33,586 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:57:33,586 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:57:33,594 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:57:33,594 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:57:33" (1/1) ... [2022-12-14 18:57:33,594 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) [2022-12-14 18:57:33,597 INFO L158 Benchmark]: Toolchain (without parser) took 552.36ms. Allocated memory is still 83.9MB. Free memory was 61.7MB in the beginning and 53.4MB in the end (delta: 8.3MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2022-12-14 18:57:33,598 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:57:33,598 INFO L158 Benchmark]: CACSL2BoogieTranslator took 168.55ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 50.6MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 18:57:33,599 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.93ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 49.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:57:33,599 INFO L158 Benchmark]: Boogie Preprocessor took 18.56ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:57:33,600 INFO L158 Benchmark]: RCFGBuilder took 325.04ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 54.6MB in the end (delta: -7.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2022-12-14 18:57:33,600 INFO L158 Benchmark]: CodeCheck took 9.84ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 53.4MB in the end (delta: 743.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:57:33,602 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 0.11ms. Allocated memory is still 58.7MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 168.55ms. Allocated memory is still 83.9MB. Free memory was 61.5MB in the beginning and 50.6MB in the end (delta: 10.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.93ms. Allocated memory is still 83.9MB. Free memory was 50.6MB in the beginning and 49.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.56ms. Allocated memory is still 83.9MB. Free memory was 49.1MB in the beginning and 47.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 325.04ms. Allocated memory is still 83.9MB. Free memory was 47.6MB in the beginning and 54.6MB in the end (delta: -7.0MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 9.84ms. Allocated memory is still 83.9MB. Free memory was 54.2MB in the beginning and 53.4MB in the end (delta: 743.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:57:33,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6fd0cc01-d34c-43af-a82a-a0d133f52d48/bin/ukojak-rkRKPMF4O4/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