./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:55:00,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:55:00,034 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:55:00,077 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:55:00,077 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:55:00,079 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:55:00,080 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:55:00,082 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:55:00,083 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:55:00,084 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:55:00,086 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:55:00,087 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:55:00,087 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:55:00,088 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:55:00,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:55:00,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:55:00,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:55:00,093 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:55:00,094 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:55:00,096 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:55:00,098 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:55:00,099 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:55:00,100 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:55:00,101 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:55:00,105 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:55:00,105 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:55:00,106 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:55:00,107 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:55:00,107 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:55:00,108 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:55:00,108 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:55:00,109 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:55:00,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:55:00,111 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:55:00,115 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:55:00,116 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:55:00,117 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:55:00,117 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:55:00,117 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:55:00,118 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:55:00,119 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:55:00,121 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 16:55:00,155 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:55:00,156 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:55:00,157 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:55:00,157 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:55:00,158 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:55:00,158 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:55:00,163 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:55:00,163 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:55:00,164 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:55:00,164 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 16:55:00,165 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:55:00,165 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:55:00,165 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:55:00,165 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:55:00,166 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:55:00,166 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:55:00,166 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:55:00,166 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:55:00,167 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:55:00,167 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:55:00,167 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:55:00,167 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:55:00,168 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:55:00,168 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:55:00,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:55:00,169 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:55:00,169 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:55:00,169 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 16:55:00,170 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 16:55:00,170 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:55:00,170 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2022-11-20 16:55:00,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:55:00,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:55:00,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:55:00,507 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:55:00,508 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:55:00,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-20 16:55:03,661 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:55:03,931 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:55:03,931 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-20 16:55:03,939 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data/11d6332df/2208e237c5cf49ac96850c5f39a84551/FLAGc7eb523b8 [2022-11-20 16:55:03,953 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data/11d6332df/2208e237c5cf49ac96850c5f39a84551 [2022-11-20 16:55:03,956 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:55:03,957 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:55:03,959 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:55:03,959 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:55:03,962 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:55:03,963 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:55:03" (1/1) ... [2022-11-20 16:55:03,964 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@697f863e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:03, skipping insertion in model container [2022-11-20 16:55:03,964 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:55:03" (1/1) ... [2022-11-20 16:55:03,972 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:55:03,994 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:55:04,274 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-20 16:55:04,276 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:55:04,295 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:55:04,359 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-20 16:55:04,360 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:55:04,375 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:55:04,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04 WrapperNode [2022-11-20 16:55:04,376 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:55:04,377 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:55:04,377 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:55:04,377 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:55:04,385 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,405 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,452 INFO L138 Inliner]: procedures = 27, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 173 [2022-11-20 16:55:04,453 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:55:04,453 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:55:04,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:55:04,454 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:55:04,463 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,464 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,477 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,477 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,484 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,486 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,504 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,506 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,509 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:55:04,510 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:55:04,510 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:55:04,510 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:55:04,511 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:04" (1/1) ... [2022-11-20 16:55:04,517 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:55:04,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:55:04,543 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:55:04,576 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:55:04,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:55:04,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:55:04,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 16:55:04,603 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 16:55:04,603 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:55:04,603 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:55:04,603 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:55:04,603 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:55:04,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:55:04,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:55:04,604 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 16:55:04,604 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 16:55:04,605 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:55:04,605 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:55:04,605 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 16:55:04,605 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-20 16:55:04,605 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-20 16:55:04,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-20 16:55:04,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-20 16:55:04,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-11-20 16:55:04,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-11-20 16:55:04,607 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2022-11-20 16:55:04,607 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2022-11-20 16:55:04,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:55:04,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:55:04,607 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:55:04,608 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:55:04,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:55:04,609 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:55:04,747 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:55:04,749 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:55:05,345 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:55:05,582 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:55:05,583 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:55:05,584 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-20 16:55:05,584 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) [2022-11-20 16:55:05,602 INFO L158 Benchmark]: Toolchain (without parser) took 1644.42ms. Allocated memory is still 165.7MB. Free memory was 120.5MB in the beginning and 111.0MB in the end (delta: 9.4MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2022-11-20 16:55:05,603 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:55:05,603 INFO L158 Benchmark]: CACSL2BoogieTranslator took 417.61ms. Allocated memory is still 165.7MB. Free memory was 120.5MB in the beginning and 107.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:55:05,604 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.64ms. Allocated memory is still 165.7MB. Free memory was 107.5MB in the beginning and 105.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:55:05,605 INFO L158 Benchmark]: Boogie Preprocessor took 55.71ms. Allocated memory is still 165.7MB. Free memory was 105.4MB in the beginning and 103.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:55:05,605 INFO L158 Benchmark]: RCFGBuilder took 1090.99ms. Allocated memory is still 165.7MB. Free memory was 103.3MB in the beginning and 111.0MB in the end (delta: -7.7MB). Peak memory consumption was 30.0MB. Max. memory is 16.1GB. [2022-11-20 16:55:05,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 123.7MB. Free memory is still 66.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 417.61ms. Allocated memory is still 165.7MB. Free memory was 120.5MB in the beginning and 107.5MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.64ms. Allocated memory is still 165.7MB. Free memory was 107.5MB in the beginning and 105.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.71ms. Allocated memory is still 165.7MB. Free memory was 105.4MB in the beginning and 103.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1090.99ms. Allocated memory is still 165.7MB. Free memory was 103.3MB in the beginning and 111.0MB in the end (delta: -7.7MB). Peak memory consumption was 30.0MB. 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. [2022-11-20 16:55:05,630 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 16:55:08,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 16:55:08,136 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 16:55:08,171 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 16:55:08,173 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 16:55:08,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 16:55:08,175 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 16:55:08,177 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 16:55:08,179 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 16:55:08,183 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 16:55:08,184 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 16:55:08,187 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 16:55:08,190 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 16:55:08,191 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 16:55:08,194 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 16:55:08,196 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 16:55:08,199 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 16:55:08,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 16:55:08,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 16:55:08,207 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 16:55:08,213 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 16:55:08,217 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 16:55:08,218 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 16:55:08,219 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 16:55:08,222 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 16:55:08,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 16:55:08,230 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 16:55:08,231 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 16:55:08,232 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 16:55:08,233 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 16:55:08,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 16:55:08,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 16:55:08,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 16:55:08,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 16:55:08,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 16:55:08,240 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 16:55:08,241 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 16:55:08,242 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 16:55:08,242 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 16:55:08,243 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 16:55:08,244 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 16:55:08,247 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 16:55:08,290 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 16:55:08,290 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 16:55:08,292 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 16:55:08,293 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 16:55:08,294 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 16:55:08,294 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 16:55:08,295 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 16:55:08,295 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 16:55:08,295 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 16:55:08,295 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 16:55:08,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 16:55:08,297 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 16:55:08,297 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 16:55:08,297 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 16:55:08,298 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 16:55:08,298 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 16:55:08,298 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 16:55:08,298 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 16:55:08,299 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 16:55:08,299 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 16:55:08,299 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 16:55:08,299 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 16:55:08,300 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 16:55:08,300 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 16:55:08,300 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 16:55:08,301 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:55:08,301 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 16:55:08,301 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 16:55:08,301 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 16:55:08,302 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 16:55:08,302 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 16:55:08,302 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 16:55:08,303 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 16:55:08,303 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 16:55:08,303 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f02fd31f03f03300713de36d3982e392122375115e7a5509580eaaa38dd9026f [2022-11-20 16:55:08,705 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 16:55:08,728 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 16:55:08,734 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 16:55:08,735 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 16:55:08,736 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 16:55:08,738 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-20 16:55:11,906 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 16:55:12,177 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 16:55:12,178 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c [2022-11-20 16:55:12,187 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data/55459cc0e/e2664cb281f647d8948b4b662abc1ad5/FLAG5a6d7622d [2022-11-20 16:55:12,203 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/data/55459cc0e/e2664cb281f647d8948b4b662abc1ad5 [2022-11-20 16:55:12,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 16:55:12,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 16:55:12,215 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 16:55:12,215 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 16:55:12,218 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 16:55:12,219 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,220 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@581db3e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12, skipping insertion in model container [2022-11-20 16:55:12,223 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 16:55:12,275 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 16:55:12,495 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-20 16:55:12,513 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:55:12,532 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 16:55:12,604 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_6d89ada3-e860-4b9c-ad38-b376afdae69a/sv-benchmarks/c/weaver/parallel-ticket-8.wvr.c[5274,5287] [2022-11-20 16:55:12,605 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 16:55:12,620 INFO L208 MainTranslator]: Completed translation [2022-11-20 16:55:12,621 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12 WrapperNode [2022-11-20 16:55:12,621 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 16:55:12,622 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 16:55:12,622 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 16:55:12,622 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 16:55:12,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,643 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,674 INFO L138 Inliner]: procedures = 29, calls = 130, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 162 [2022-11-20 16:55:12,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 16:55:12,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 16:55:12,680 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 16:55:12,680 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 16:55:12,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,713 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,722 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,736 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,738 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,748 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,752 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 16:55:12,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 16:55:12,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 16:55:12,753 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 16:55:12,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 04:55:12" (1/1) ... [2022-11-20 16:55:12,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 16:55:12,775 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 16:55:12,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 16:55:12,809 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 16:55:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 16:55:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 16:55:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 16:55:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 16:55:12,862 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 16:55:12,862 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 16:55:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 16:55:12,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 16:55:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 16:55:12,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 16:55:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 16:55:12,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 16:55:12,863 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 16:55:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 16:55:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-20 16:55:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-20 16:55:12,864 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-20 16:55:12,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-20 16:55:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-11-20 16:55:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-11-20 16:55:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread8 [2022-11-20 16:55:12,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread8 [2022-11-20 16:55:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 16:55:12,865 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 16:55:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 16:55:12,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 16:55:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 16:55:12,866 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 16:55:12,868 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 16:55:13,077 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 16:55:13,079 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 16:55:13,600 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 16:55:13,835 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 16:55:13,835 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 16:55:13,836 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: assume_abort_if_notENTRY is neither atomic block end nor a sink node. [2022-11-20 16:55:13,837 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) [2022-11-20 16:55:13,844 INFO L158 Benchmark]: Toolchain (without parser) took 1633.13ms. Allocated memory is still 83.9MB. Free memory was 61.1MB in the beginning and 40.1MB in the end (delta: 21.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2022-11-20 16:55:13,844 INFO L158 Benchmark]: CDTParser took 0.60ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 16:55:13,845 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.66ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 47.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-20 16:55:13,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.25ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:55:13,847 INFO L158 Benchmark]: Boogie Preprocessor took 72.55ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 43.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 16:55:13,847 INFO L158 Benchmark]: RCFGBuilder took 1089.22ms. Allocated memory is still 83.9MB. Free memory was 43.0MB in the beginning and 40.1MB in the end (delta: 2.9MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2022-11-20 16:55:13,856 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.60ms. Allocated memory is still 69.2MB. Free memory was 47.6MB in the beginning and 47.6MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.66ms. Allocated memory is still 83.9MB. Free memory was 60.9MB in the beginning and 47.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.25ms. Allocated memory is still 83.9MB. Free memory was 47.3MB in the beginning and 45.1MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.55ms. Allocated memory is still 83.9MB. Free memory was 45.1MB in the beginning and 43.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1089.22ms. Allocated memory is still 83.9MB. Free memory was 43.0MB in the beginning and 40.1MB in the end (delta: 2.9MB). Peak memory consumption was 16.7MB. 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. [2022-11-20 16:55:13,883 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6d89ada3-e860-4b9c-ad38-b376afdae69a/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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?