./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/popl20-mult-equiv.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_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/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_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/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_4046df18-9391-42d6-a6d9-acc953660159/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 7faf759f4f4392e84815a483ab24e4497f918cd291dc733acf407d398902eccf --- 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 18:19:20,411 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:19:20,413 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:19:20,430 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:19:20,430 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:19:20,431 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:19:20,432 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:19:20,434 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:19:20,435 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:19:20,436 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:19:20,437 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:19:20,438 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:19:20,438 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:19:20,439 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:19:20,440 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:19:20,441 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:19:20,442 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:19:20,443 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:19:20,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:19:20,446 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:19:20,447 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:19:20,448 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:19:20,449 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:19:20,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:19:20,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:19:20,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:19:20,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:19:20,454 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:19:20,454 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:19:20,455 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:19:20,455 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:19:20,456 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:19:20,456 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:19:20,457 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:19:20,458 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:19:20,458 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:19:20,459 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:19:20,459 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:19:20,459 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:19:20,460 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:19:20,461 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:19:20,461 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:19:20,480 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:19:20,480 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:19:20,481 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:19:20,481 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:19:20,482 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:19:20,482 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:19:20,482 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:19:20,482 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:19:20,482 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:19:20,483 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:19:20,483 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:19:20,483 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:19:20,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:19:20,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:19:20,489 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:19:20,489 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:19:20,489 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:19:20,490 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:19:20,490 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:19:20,490 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:19:20,490 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:19:20,490 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:19:20,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:19:20,491 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:19:20,491 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:19:20,491 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:19:20,491 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:19:20,492 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:19:20,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:19:20,492 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:19:20,492 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_4046df18-9391-42d6-a6d9-acc953660159/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faf759f4f4392e84815a483ab24e4497f918cd291dc733acf407d398902eccf [2022-12-14 18:19:20,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:19:20,678 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:19:20,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:19:20,681 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:19:20,681 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:19:20,682 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2022-12-14 18:19:23,262 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:19:23,391 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:19:23,391 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2022-12-14 18:19:23,396 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data/2c3579b01/6bef72804f99415b978e4af21253e584/FLAG84a55b630 [2022-12-14 18:19:23,406 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data/2c3579b01/6bef72804f99415b978e4af21253e584 [2022-12-14 18:19:23,407 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:19:23,408 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:19:23,409 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:19:23,409 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:19:23,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:19:23,412 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4216268f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23, skipping insertion in model container [2022-12-14 18:19:23,413 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,418 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:19:23,431 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:19:23,537 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,539 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,539 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,541 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,541 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,542 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,544 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,545 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,546 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,547 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,548 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,549 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,550 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,556 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_4046df18-9391-42d6-a6d9-acc953660159/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2591,2604] [2022-12-14 18:19:23,557 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:19:23,567 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:19:23,577 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,578 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,579 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,580 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,581 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,582 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,583 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,584 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:23,585 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:23,589 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_4046df18-9391-42d6-a6d9-acc953660159/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2591,2604] [2022-12-14 18:19:23,590 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:19:23,602 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:19:23,602 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23 WrapperNode [2022-12-14 18:19:23,602 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:19:23,603 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:19:23,603 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:19:23,603 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:19:23,608 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,615 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,632 INFO L138 Inliner]: procedures = 22, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-12-14 18:19:23,632 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:19:23,633 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:19:23,633 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:19:23,633 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:19:23,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,642 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,642 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,646 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,649 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,651 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,653 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:19:23,654 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:19:23,654 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:19:23,654 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:19:23,655 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,661 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:19:23,669 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:19:23,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:19:23,679 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:19:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:19:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 18:19:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 18:19:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 18:19:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 18:19:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 18:19:23,705 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 18:19:23,705 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:19:23,706 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 18:19:23,706 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:19:23,707 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 18:19:23,777 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:19:23,778 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:19:23,911 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:19:23,952 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:19:23,952 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 18:19:23,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:19:23 BoogieIcfgContainer [2022-12-14 18:19:23,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:19:23,955 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:19:23,955 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:19:23,963 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:19:23,964 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:19:23" (1/1) ... [2022-12-14 18:19:23,964 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 18:19:23,968 INFO L158 Benchmark]: Toolchain (without parser) took 558.92ms. Allocated memory is still 123.7MB. Free memory was 82.8MB in the beginning and 49.9MB in the end (delta: 32.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 18:19:23,969 INFO L158 Benchmark]: CDTParser took 0.12ms. Allocated memory is still 123.7MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:19:23,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.32ms. Allocated memory is still 123.7MB. Free memory was 82.3MB in the beginning and 70.1MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:19:23,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.22ms. Allocated memory is still 123.7MB. Free memory was 69.7MB in the beginning and 68.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:19:23,971 INFO L158 Benchmark]: Boogie Preprocessor took 20.61ms. Allocated memory is still 123.7MB. Free memory was 68.1MB in the beginning and 66.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:19:23,971 INFO L158 Benchmark]: RCFGBuilder took 300.21ms. Allocated memory is still 123.7MB. Free memory was 66.8MB in the beginning and 50.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-12-14 18:19:23,972 INFO L158 Benchmark]: CodeCheck took 11.78ms. Allocated memory is still 123.7MB. Free memory was 50.8MB in the beginning and 49.9MB in the end (delta: 854.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:19:23,975 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 0.12ms. Allocated memory is still 123.7MB. Free memory is still 92.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.32ms. Allocated memory is still 123.7MB. Free memory was 82.3MB in the beginning and 70.1MB in the end (delta: 12.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.22ms. Allocated memory is still 123.7MB. Free memory was 69.7MB in the beginning and 68.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 20.61ms. Allocated memory is still 123.7MB. Free memory was 68.1MB in the beginning and 66.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 300.21ms. Allocated memory is still 123.7MB. Free memory was 66.8MB in the beginning and 50.8MB in the end (delta: 16.0MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11.78ms. Allocated memory is still 123.7MB. Free memory was 50.8MB in the beginning and 49.9MB in the end (delta: 854.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:19:23,989 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/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_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/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_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/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_4046df18-9391-42d6-a6d9-acc953660159/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 7faf759f4f4392e84815a483ab24e4497f918cd291dc733acf407d398902eccf --- 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 18:19:25,790 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:19:25,791 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:19:25,809 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:19:25,809 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:19:25,810 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:19:25,811 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:19:25,812 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:19:25,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:19:25,814 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:19:25,815 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:19:25,816 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:19:25,816 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:19:25,816 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:19:25,817 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:19:25,818 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:19:25,819 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:19:25,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:19:25,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:19:25,822 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:19:25,823 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:19:25,824 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:19:25,825 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:19:25,826 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:19:25,828 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:19:25,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:19:25,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:19:25,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:19:25,830 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:19:25,831 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:19:25,831 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:19:25,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:19:25,832 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:19:25,833 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:19:25,834 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:19:25,834 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:19:25,834 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:19:25,835 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:19:25,835 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:19:25,835 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:19:25,836 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:19:25,837 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 18:19:25,853 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:19:25,853 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:19:25,854 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:19:25,854 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:19:25,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:19:25,855 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:19:25,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:19:25,856 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:19:25,857 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:19:25,857 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:19:25,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:19:25,857 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:19:25,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:19:25,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:19:25,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:19:25,857 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:19:25,858 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:19:25,863 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:19:25,863 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:19:25,863 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:19:25,863 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_4046df18-9391-42d6-a6d9-acc953660159/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7faf759f4f4392e84815a483ab24e4497f918cd291dc733acf407d398902eccf [2022-12-14 18:19:26,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:19:26,084 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:19:26,085 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:19:26,086 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:19:26,086 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:19:26,087 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2022-12-14 18:19:28,611 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:19:28,794 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:19:28,794 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2022-12-14 18:19:28,800 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data/4b2072d49/179ce96b481d4daa9f2e42663554817f/FLAG32e2c6c47 [2022-12-14 18:19:29,177 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/data/4b2072d49/179ce96b481d4daa9f2e42663554817f [2022-12-14 18:19:29,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:19:29,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:19:29,180 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:19:29,180 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:19:29,183 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:19:29,183 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,184 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42646af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29, skipping insertion in model container [2022-12-14 18:19:29,184 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,189 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:19:29,201 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:19:29,305 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,306 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,307 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,308 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,308 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,309 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,311 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,312 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,313 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,314 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,314 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,319 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_4046df18-9391-42d6-a6d9-acc953660159/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2591,2604] [2022-12-14 18:19:29,320 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:19:29,328 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:19:29,337 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,338 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,338 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,339 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,339 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,339 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,340 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,340 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,340 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,341 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,341 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,341 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,342 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_begin [2022-12-14 18:19:29,342 WARN L623 FunctionHandler]: Unknown extern function __VERIFIER_atomic_end [2022-12-14 18:19:29,345 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_4046df18-9391-42d6-a6d9-acc953660159/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c[2591,2604] [2022-12-14 18:19:29,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:19:29,363 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:19:29,363 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29 WrapperNode [2022-12-14 18:19:29,363 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:19:29,365 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:19:29,365 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:19:29,365 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:19:29,372 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,384 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,397 INFO L138 Inliner]: procedures = 24, calls = 39, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 68 [2022-12-14 18:19:29,397 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:19:29,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:19:29,398 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:19:29,398 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:19:29,404 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,404 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,406 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,406 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,410 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,412 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,414 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,414 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,416 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:19:29,417 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:19:29,417 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:19:29,417 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:19:29,417 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:19:29,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:19:29,444 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:19:29,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:19:29,483 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:19:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-14 18:19:29,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-14 18:19:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-14 18:19:29,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-14 18:19:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-12-14 18:19:29,484 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-12-14 18:19:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:19:29,484 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:19:29,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-12-14 18:19:29,485 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-12-14 18:19:29,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-12-14 18:19:29,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:19:29,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:19:29,485 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:19:29,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-12-14 18:19:29,487 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 18:19:29,573 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:19:29,575 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:19:29,783 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:19:29,841 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:19:29,841 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-12-14 18:19:29,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:19:29 BoogieIcfgContainer [2022-12-14 18:19:29,844 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:19:29,845 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:19:29,845 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:19:29,855 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:19:29,855 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:19:29" (1/1) ... [2022-12-14 18:19:29,856 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 18:19:29,860 INFO L158 Benchmark]: Toolchain (without parser) took 679.56ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 42.9MB in the beginning and 53.7MB in the end (delta: -10.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 18:19:29,861 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 52.4MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:19:29,861 INFO L158 Benchmark]: CACSL2BoogieTranslator took 183.46ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 45.5MB in the end (delta: -2.8MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2022-12-14 18:19:29,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.63ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 43.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:19:29,863 INFO L158 Benchmark]: Boogie Preprocessor took 18.63ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 42.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:19:29,863 INFO L158 Benchmark]: RCFGBuilder took 427.44ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 42.3MB in the beginning and 54.9MB in the end (delta: -12.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. [2022-12-14 18:19:29,864 INFO L158 Benchmark]: CodeCheck took 13.55ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 53.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:19:29,867 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 52.4MB. Free memory was 31.1MB in the beginning and 31.0MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 183.46ms. Allocated memory is still 65.0MB. Free memory was 42.7MB in the beginning and 45.5MB in the end (delta: -2.8MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.63ms. Allocated memory is still 65.0MB. Free memory was 45.5MB in the beginning and 43.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.63ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 42.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 427.44ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 42.3MB in the beginning and 54.9MB in the end (delta: -12.6MB). Peak memory consumption was 18.0MB. Max. memory is 16.1GB. * CodeCheck took 13.55ms. Allocated memory is still 79.7MB. Free memory was 54.9MB in the beginning and 53.7MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:19:29,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4046df18-9391-42d6-a6d9-acc953660159/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