./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg --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 c7095f70ba7104a12a93da2a0b557c5b5c6880d23caa33c7c2fd19334f4cb537 --- 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-b5237d8 [2022-11-21 23:28:54,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:28:54,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:28:54,507 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:28:54,507 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:28:54,511 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:28:54,514 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:28:54,515 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:28:54,517 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:28:54,518 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:28:54,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:28:54,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:28:54,520 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:28:54,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:28:54,522 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:28:54,525 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:28:54,527 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:28:54,532 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:28:54,534 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:28:54,543 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:28:54,546 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:28:54,550 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:28:54,553 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:28:54,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:28:54,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:28:54,559 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:28:54,559 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:28:54,560 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:28:54,560 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:28:54,561 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:28:54,561 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:28:54,562 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:28:54,563 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:28:54,564 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:28:54,565 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:28:54,565 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:28:54,566 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:28:54,566 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:28:54,566 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:28:54,567 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:28:54,568 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:28:54,569 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:28:54,597 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:28:54,597 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:28:54,599 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:28:54,599 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:28:54,600 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:28:54,600 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:28:54,600 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:28:54,600 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:28:54,601 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:28:54,601 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:28:54,602 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:28:54,602 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:28:54,602 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:28:54,603 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:28:54,603 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:28:54,603 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:28:54,603 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:28:54,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:28:54,604 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:28:54,604 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:28:54,604 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:28:54,604 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:28:54,605 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:28:54,605 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:28:54,605 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:28:54,605 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:28:54,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:28:54,606 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:28:54,606 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:28:54,606 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:28:54,606 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_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7095f70ba7104a12a93da2a0b557c5b5c6880d23caa33c7c2fd19334f4cb537 [2022-11-21 23:28:54,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:28:54,967 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:28:54,970 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:28:54,972 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:28:54,975 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:28:54,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2022-11-21 23:28:58,123 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:28:58,352 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:28:58,352 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2022-11-21 23:28:58,362 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data/79c126fde/d389b204f91b4d9ebd61a6bcaf0dd5bd/FLAGeabe9848c [2022-11-21 23:28:58,379 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data/79c126fde/d389b204f91b4d9ebd61a6bcaf0dd5bd [2022-11-21 23:28:58,381 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:28:58,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:28:58,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:28:58,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:28:58,388 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:28:58,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6055a458 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58, skipping insertion in model container [2022-11-21 23:28:58,390 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,401 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:28:58,438 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:28:58,609 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_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4400,4413] [2022-11-21 23:28:58,611 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:28:58,621 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:28:58,660 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_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4400,4413] [2022-11-21 23:28:58,662 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:28:58,676 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:28:58,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58 WrapperNode [2022-11-21 23:28:58,677 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:28:58,678 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:28:58,678 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:28:58,678 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:28:58,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,696 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,719 INFO L138 Inliner]: procedures = 25, calls = 100, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 137 [2022-11-21 23:28:58,720 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:28:58,720 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:28:58,721 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:28:58,721 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:28:58,730 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,731 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,734 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,745 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,747 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:28:58,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:28:58,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:28:58,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:28:58,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:28:58" (1/1) ... [2022-11-21 23:28:58,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:28:58,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:28:58,791 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:28:58,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:28:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:28:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:28:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:28:58,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:28:58,831 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:28:58,831 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:28:58,832 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:28:58,832 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:28:58,833 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:28:58,833 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:28:58,837 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:28:58,838 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:28:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:28:58,839 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:28:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:28:58,839 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-21 23:28:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-21 23:28:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-21 23:28:58,840 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-21 23:28:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:28:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:28:58,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:28:58,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:28:58,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:28:58,843 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:28:58,976 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:28:58,978 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:28:59,476 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:28:59,747 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:28:59,751 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:28:59,752 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-21 23:28:59,753 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:28:59,758 INFO L158 Benchmark]: Toolchain (without parser) took 1373.60ms. Allocated memory was 136.3MB in the beginning and 207.6MB in the end (delta: 71.3MB). Free memory was 90.3MB in the beginning and 165.2MB in the end (delta: -74.9MB). Peak memory consumption was 48.3MB. Max. memory is 16.1GB. [2022-11-21 23:28:59,758 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 108.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:28:59,759 INFO L158 Benchmark]: CACSL2BoogieTranslator took 292.93ms. Allocated memory is still 136.3MB. Free memory was 89.8MB in the beginning and 77.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:28:59,760 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.05ms. Allocated memory is still 136.3MB. Free memory was 77.7MB in the beginning and 75.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:28:59,761 INFO L158 Benchmark]: Boogie Preprocessor took 31.80ms. Allocated memory is still 136.3MB. Free memory was 75.6MB in the beginning and 74.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:28:59,762 INFO L158 Benchmark]: RCFGBuilder took 1002.68ms. Allocated memory was 136.3MB in the beginning and 207.6MB in the end (delta: 71.3MB). Free memory was 74.0MB in the beginning and 166.2MB in the end (delta: -92.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-21 23:28:59,770 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 136.3MB. Free memory is still 108.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 292.93ms. Allocated memory is still 136.3MB. Free memory was 89.8MB in the beginning and 77.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.05ms. Allocated memory is still 136.3MB. Free memory was 77.7MB in the beginning and 75.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.80ms. Allocated memory is still 136.3MB. Free memory was 75.6MB in the beginning and 74.1MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1002.68ms. Allocated memory was 136.3MB in the beginning and 207.6MB in the end (delta: 71.3MB). Free memory was 74.0MB in the beginning and 166.2MB in the end (delta: -92.2MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:28:59,796 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg --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 c7095f70ba7104a12a93da2a0b557c5b5c6880d23caa33c7c2fd19334f4cb537 --- 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-b5237d8 [2022-11-21 23:29:02,239 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:29:02,242 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:29:02,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:29:02,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:29:02,293 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:29:02,297 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:29:02,300 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:29:02,302 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:29:02,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:29:02,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:29:02,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:29:02,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:29:02,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:29:02,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:29:02,321 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:29:02,325 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:29:02,326 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:29:02,328 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:29:02,331 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:29:02,334 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:29:02,337 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:29:02,339 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:29:02,340 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:29:02,348 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:29:02,350 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:29:02,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:29:02,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:29:02,353 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:29:02,354 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:29:02,355 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:29:02,356 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:29:02,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:29:02,359 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:29:02,360 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:29:02,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:29:02,361 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:29:02,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:29:02,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:29:02,363 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:29:02,364 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:29:02,368 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:29:02,408 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:29:02,409 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:29:02,411 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:29:02,411 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:29:02,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:29:02,413 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:29:02,413 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:29:02,414 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:29:02,414 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:29:02,414 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:29:02,415 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:29:02,416 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:29:02,416 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:29:02,416 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:29:02,416 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:29:02,417 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:29:02,417 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:29:02,417 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:29:02,417 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:29:02,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:29:02,418 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:29:02,418 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:29:02,418 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:29:02,419 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:29:02,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:29:02,419 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:29:02,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:29:02,420 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:29:02,420 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:29:02,420 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:29:02,421 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:29:02,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:29:02,421 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:29:02,422 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:29:02,422 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_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c7095f70ba7104a12a93da2a0b557c5b5c6880d23caa33c7c2fd19334f4cb537 [2022-11-21 23:29:02,839 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:29:02,875 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:29:02,878 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:29:02,879 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:29:02,880 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:29:02,882 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2022-11-21 23:29:06,149 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:29:06,375 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:29:06,375 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c [2022-11-21 23:29:06,386 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data/1eb96d947/6fddfd4c1754497e84fb94d512d96760/FLAGf92df62a6 [2022-11-21 23:29:06,415 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/data/1eb96d947/6fddfd4c1754497e84fb94d512d96760 [2022-11-21 23:29:06,420 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:29:06,421 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:29:06,426 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:29:06,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:29:06,430 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:29:06,431 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,432 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6981f2e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06, skipping insertion in model container [2022-11-21 23:29:06,432 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,452 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:29:06,484 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:29:06,745 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_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4400,4413] [2022-11-21 23:29:06,752 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:29:06,769 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:29:06,815 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_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/sv-benchmarks/c/weaver/parallel-ticket-6.wvr.c[4400,4413] [2022-11-21 23:29:06,826 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:29:06,842 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:29:06,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06 WrapperNode [2022-11-21 23:29:06,846 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:29:06,847 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:29:06,847 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:29:06,848 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:29:06,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,872 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,898 INFO L138 Inliner]: procedures = 27, calls = 100, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 128 [2022-11-21 23:29:06,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:29:06,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:29:06,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:29:06,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:29:06,918 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,923 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,923 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,934 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,937 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,939 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,940 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,944 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:29:06,945 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:29:06,945 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:29:06,945 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:29:06,946 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:29:06" (1/1) ... [2022-11-21 23:29:06,954 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:29:06,968 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:29:06,979 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:29:06,996 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:29:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:29:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:29:07,038 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:29:07,039 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:29:07,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:29:07,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:29:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:29:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:29:07,041 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:29:07,041 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:29:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:29:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:29:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:29:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:29:07,042 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-21 23:29:07,042 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-21 23:29:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-21 23:29:07,043 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-21 23:29:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:29:07,043 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:29:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:29:07,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:29:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:29:07,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:29:07,046 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-21 23:29:07,223 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:29:07,225 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:29:07,666 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:29:08,034 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:29:08,043 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:29:08,044 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-21 23:29:08,044 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 23:29:08,049 INFO L158 Benchmark]: Toolchain (without parser) took 1626.70ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 49.1MB in the end (delta: -22.5MB). Peak memory consumption was 10.9MB. Max. memory is 16.1GB. [2022-11-21 23:29:08,049 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:29:08,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 420.52ms. Allocated memory is still 60.8MB. Free memory was 26.5MB in the beginning and 29.2MB in the end (delta: -2.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. [2022-11-21 23:29:08,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.88ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 27.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:29:08,051 INFO L158 Benchmark]: Boogie Preprocessor took 44.42ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 27.4MB in the beginning and 54.2MB in the end (delta: -26.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2022-11-21 23:29:08,055 INFO L158 Benchmark]: RCFGBuilder took 1102.31ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 49.1MB in the end (delta: 5.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2022-11-21 23:29:08,058 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 60.8MB. Free memory was 39.0MB in the beginning and 38.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 420.52ms. Allocated memory is still 60.8MB. Free memory was 26.5MB in the beginning and 29.2MB in the end (delta: -2.8MB). Peak memory consumption was 3.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.88ms. Allocated memory is still 60.8MB. Free memory was 29.2MB in the beginning and 27.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.42ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 27.4MB in the beginning and 54.2MB in the end (delta: -26.8MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. * RCFGBuilder took 1102.31ms. Allocated memory is still 75.5MB. Free memory was 54.2MB in the beginning and 49.1MB in the end (delta: 5.1MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:29:08,083 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ded1aa2c-fab1-4edc-85c5-a0ce11194d76/bin/ukojak-jW3SillKbg/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?