./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/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_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/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_2d85fbca-8335-49b7-9ba5-04122f20762c/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 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca --- 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 23:46:02,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:46:03,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:46:03,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:46:03,043 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:46:03,047 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:46:03,050 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:46:03,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:46:03,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:46:03,061 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:46:03,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:46:03,065 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:46:03,065 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:46:03,068 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:46:03,070 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:46:03,073 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:46:03,074 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:46:03,075 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:46:03,077 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:46:03,084 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:46:03,085 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:46:03,088 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:46:03,089 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:46:03,090 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:46:03,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:46:03,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:46:03,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:46:03,103 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:46:03,104 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:46:03,104 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:46:03,105 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:46:03,106 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:46:03,109 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:46:03,110 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:46:03,111 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:46:03,112 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:46:03,112 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:46:03,113 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:46:03,113 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:46:03,115 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:46:03,116 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:46:03,117 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:46:03,158 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:46:03,158 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:46:03,160 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:46:03,160 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:46:03,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:46:03,161 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:46:03,161 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:46:03,162 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:46:03,162 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:46:03,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:46:03,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:46:03,164 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:46:03,164 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:46:03,164 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:46:03,165 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:46:03,165 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:46:03,165 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:46:03,165 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:46:03,166 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:46:03,166 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:46:03,166 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:46:03,167 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:46:03,167 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:46:03,167 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:46:03,168 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:46:03,168 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:46:03,168 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:46:03,168 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:46:03,169 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:46:03,169 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:46:03,170 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_2d85fbca-8335-49b7-9ba5-04122f20762c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca [2022-11-21 23:46:03,433 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:46:03,470 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:46:03,473 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:46:03,474 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:46:03,475 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:46:03,476 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2022-11-21 23:46:06,503 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:46:06,735 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:46:06,736 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2022-11-21 23:46:06,744 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data/b66251e1c/e1682121a5e8457d9c1400aa089724f6/FLAG241d04274 [2022-11-21 23:46:06,758 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data/b66251e1c/e1682121a5e8457d9c1400aa089724f6 [2022-11-21 23:46:06,761 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:46:06,763 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:46:06,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:46:06,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:46:06,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:46:06,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:46:06" (1/1) ... [2022-11-21 23:46:06,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@663a940b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:06, skipping insertion in model container [2022-11-21 23:46:06,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:46:06" (1/1) ... [2022-11-21 23:46:06,777 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:46:06,806 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:46:07,009 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_2d85fbca-8335-49b7-9ba5-04122f20762c/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2022-11-21 23:46:07,011 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:46:07,021 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:46:07,061 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_2d85fbca-8335-49b7-9ba5-04122f20762c/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2022-11-21 23:46:07,063 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:46:07,076 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:46:07,076 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07 WrapperNode [2022-11-21 23:46:07,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:46:07,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:46:07,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:46:07,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:46:07,085 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,095 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,120 INFO L138 Inliner]: procedures = 26, calls = 115, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 155 [2022-11-21 23:46:07,121 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:46:07,121 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:46:07,121 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:46:07,122 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:46:07,131 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,131 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,136 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,145 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,149 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,151 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,154 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:46:07,155 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:46:07,155 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:46:07,155 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:46:07,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:07" (1/1) ... [2022-11-21 23:46:07,163 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:46:07,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:46:07,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:46:07,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:46:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:46:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:46:07,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 23:46:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 23:46:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:46:07,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:46:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:46:07,275 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:46:07,275 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:46:07,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:46:07,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:46:07,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:46:07,276 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:46:07,276 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:46:07,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:46:07,276 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-21 23:46:07,276 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-21 23:46:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-21 23:46:07,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-21 23:46:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-11-21 23:46:07,277 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-11-21 23:46:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:46:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:46:07,277 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:46:07,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:46:07,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:46:07,279 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 23:46:07,412 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:46:07,415 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:46:07,973 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:46:08,239 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:46:08,240 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:46:08,241 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 23:46:08,242 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 23:46:08,249 INFO L158 Benchmark]: Toolchain (without parser) took 1482.13ms. Allocated memory is still 184.5MB. Free memory was 136.9MB in the beginning and 79.8MB in the end (delta: 57.1MB). Peak memory consumption was 56.6MB. Max. memory is 16.1GB. [2022-11-21 23:46:08,249 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 146.8MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:46:08,250 INFO L158 Benchmark]: CACSL2BoogieTranslator took 312.79ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 124.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:46:08,251 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.02ms. Allocated memory is still 184.5MB. Free memory was 124.4MB in the beginning and 122.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:46:08,252 INFO L158 Benchmark]: Boogie Preprocessor took 33.00ms. Allocated memory is still 184.5MB. Free memory was 122.2MB in the beginning and 120.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:46:08,252 INFO L158 Benchmark]: RCFGBuilder took 1088.94ms. Allocated memory is still 184.5MB. Free memory was 120.2MB in the beginning and 79.8MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2022-11-21 23:46:08,255 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 146.8MB. Free memory is still 91.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 312.79ms. Allocated memory is still 184.5MB. Free memory was 136.4MB in the beginning and 124.4MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.02ms. Allocated memory is still 184.5MB. Free memory was 124.4MB in the beginning and 122.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.00ms. Allocated memory is still 184.5MB. Free memory was 122.2MB in the beginning and 120.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1088.94ms. Allocated memory is still 184.5MB. Free memory was 120.2MB in the beginning and 79.8MB in the end (delta: 40.4MB). Peak memory consumption was 39.8MB. 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 23:46:08,299 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/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_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/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_2d85fbca-8335-49b7-9ba5-04122f20762c/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 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca --- 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 23:46:10,819 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:46:10,822 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:46:10,875 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:46:10,876 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:46:10,880 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:46:10,882 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:46:10,886 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:46:10,888 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:46:10,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:46:10,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:46:10,898 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:46:10,898 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:46:10,901 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:46:10,902 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:46:10,904 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:46:10,904 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:46:10,905 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:46:10,907 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:46:10,908 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:46:10,910 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:46:10,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:46:10,915 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:46:10,916 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:46:10,929 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:46:10,929 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:46:10,930 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:46:10,932 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:46:10,933 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:46:10,934 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:46:10,934 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:46:10,935 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:46:10,937 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:46:10,938 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:46:10,939 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:46:10,940 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:46:10,940 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:46:10,941 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:46:10,941 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:46:10,942 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:46:10,942 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:46:10,943 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:46:10,984 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:46:10,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:46:10,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:46:10,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:46:10,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:46:10,988 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:46:10,988 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:46:10,988 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:46:10,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:46:10,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:46:10,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:46:10,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:46:10,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:46:10,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:46:10,991 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:46:10,991 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:46:10,991 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:46:10,991 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:46:10,991 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:46:10,992 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:46:10,992 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:46:10,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:46:10,992 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:46:10,993 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:46:10,993 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:46:10,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:46:10,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:46:10,994 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:46:10,994 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:46:10,994 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:46:10,994 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:46:10,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:46:10,995 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:46:10,995 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:46:10,995 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_2d85fbca-8335-49b7-9ba5-04122f20762c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 804a6f1d000a9eac5cab22029525644887c7b13b33bf8b82b475e09952d467ca [2022-11-21 23:46:11,410 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:46:11,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:46:11,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:46:11,449 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:46:11,450 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:46:11,451 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2022-11-21 23:46:14,445 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:46:14,724 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:46:14,724 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c [2022-11-21 23:46:14,733 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data/0ebd0fb9d/df5094c8441d4b009d18656f3a929e78/FLAG4125796e1 [2022-11-21 23:46:14,747 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/data/0ebd0fb9d/df5094c8441d4b009d18656f3a929e78 [2022-11-21 23:46:14,750 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:46:14,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:46:14,753 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:46:14,753 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:46:14,757 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:46:14,758 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:46:14" (1/1) ... [2022-11-21 23:46:14,759 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fea9d01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:14, skipping insertion in model container [2022-11-21 23:46:14,759 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:46:14" (1/1) ... [2022-11-21 23:46:14,767 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:46:14,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:46:14,999 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_2d85fbca-8335-49b7-9ba5-04122f20762c/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2022-11-21 23:46:15,001 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:46:15,016 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:46:15,053 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_2d85fbca-8335-49b7-9ba5-04122f20762c/sv-benchmarks/c/weaver/parallel-ticket-7.wvr.c[4837,4850] [2022-11-21 23:46:15,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:46:15,071 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:46:15,071 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15 WrapperNode [2022-11-21 23:46:15,072 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:46:15,073 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:46:15,073 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:46:15,073 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:46:15,081 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,092 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,116 INFO L138 Inliner]: procedures = 28, calls = 115, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 145 [2022-11-21 23:46:15,116 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:46:15,117 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:46:15,117 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:46:15,117 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:46:15,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,127 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,132 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,132 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,141 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,143 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,145 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,147 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:46:15,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:46:15,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:46:15,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:46:15,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:46:15" (1/1) ... [2022-11-21 23:46:15,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:46:15,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:46:15,205 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:46:15,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:46:15,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:46:15,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:46:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:46:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 23:46:15,261 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-21 23:46:15,261 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-21 23:46:15,263 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-21 23:46:15,263 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-21 23:46:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-21 23:46:15,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-21 23:46:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-21 23:46:15,264 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-21 23:46:15,264 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 23:46:15,265 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 23:46:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-21 23:46:15,265 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-21 23:46:15,265 INFO L130 BoogieDeclarations]: Found specification of procedure thread6 [2022-11-21 23:46:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread6 [2022-11-21 23:46:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure thread7 [2022-11-21 23:46:15,266 INFO L138 BoogieDeclarations]: Found implementation of procedure thread7 [2022-11-21 23:46:15,266 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-21 23:46:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-21 23:46:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:46:15,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:46:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:46:15,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 23:46:15,269 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 23:46:15,525 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:46:15,527 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:46:16,087 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:46:16,354 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:46:16,354 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-21 23:46:16,355 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 23:46:16,356 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 23:46:16,365 INFO L158 Benchmark]: Toolchain (without parser) took 1613.22ms. Allocated memory is still 90.2MB. Free memory was 67.5MB in the beginning and 59.6MB in the end (delta: 8.0MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2022-11-21 23:46:16,366 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 49.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:46:16,367 INFO L158 Benchmark]: CACSL2BoogieTranslator took 319.05ms. Allocated memory is still 90.2MB. Free memory was 67.3MB in the beginning and 54.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-21 23:46:16,367 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.57ms. Allocated memory is still 90.2MB. Free memory was 53.8MB in the beginning and 52.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:46:16,369 INFO L158 Benchmark]: Boogie Preprocessor took 33.99ms. Allocated memory is still 90.2MB. Free memory was 52.0MB in the beginning and 49.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:46:16,369 INFO L158 Benchmark]: RCFGBuilder took 1212.04ms. Allocated memory is still 90.2MB. Free memory was 49.9MB in the beginning and 59.6MB in the end (delta: -9.7MB). Peak memory consumption was 21.2MB. Max. memory is 16.1GB. [2022-11-21 23:46:16,377 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory was 45.2MB in the beginning and 45.1MB in the end (delta: 49.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 319.05ms. Allocated memory is still 90.2MB. Free memory was 67.3MB in the beginning and 54.0MB in the end (delta: 13.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.57ms. Allocated memory is still 90.2MB. Free memory was 53.8MB in the beginning and 52.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.99ms. Allocated memory is still 90.2MB. Free memory was 52.0MB in the beginning and 49.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1212.04ms. Allocated memory is still 90.2MB. Free memory was 49.9MB in the beginning and 59.6MB in the end (delta: -9.7MB). Peak memory consumption was 21.2MB. 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 23:46:16,409 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2d85fbca-8335-49b7-9ba5-04122f20762c/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?