./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/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_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/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_681813ec-8080-4b34-a2ef-d72d6e4f0618/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 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 --- 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 17:50:06,236 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:06,238 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:06,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:06,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:06,273 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:06,276 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:06,279 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:06,282 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:06,287 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:06,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:06,292 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:06,292 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:06,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:06,301 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:06,302 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:06,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:06,304 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:06,305 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:06,307 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:06,308 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:06,317 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:06,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:06,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:06,324 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:06,329 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:06,329 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:06,330 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:06,332 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:06,333 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:06,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:06,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:06,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:06,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:06,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:06,342 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:06,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:06,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:06,343 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:06,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:06,347 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:06,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:50:06,382 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:06,387 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:06,389 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:06,389 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:06,390 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:06,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:06,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:06,391 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:50:06,391 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:50:06,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:50:06,393 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:50:06,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:06,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:06,394 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:06,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:06,394 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:50:06,394 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:50:06,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:06,395 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:06,395 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:06,395 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:06,395 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:06,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:06,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:06,396 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:06,396 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:06,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:06,397 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:50:06,397 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:50:06,397 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:06,397 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 [2022-11-20 17:50:06,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:06,766 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:06,769 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:06,771 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:06,771 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:06,773 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2022-11-20 17:50:09,876 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:50:10,161 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:50:10,161 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2022-11-20 17:50:10,168 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data/6094796e9/1fb6729f0a3047959993a59cb24d968c/FLAG19682b013 [2022-11-20 17:50:10,182 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data/6094796e9/1fb6729f0a3047959993a59cb24d968c [2022-11-20 17:50:10,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:50:10,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:50:10,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:10,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:50:10,191 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:50:10,197 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,198 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1592f6f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10, skipping insertion in model container [2022-11-20 17:50:10,199 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,207 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:50:10,244 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:50:10,456 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c[3963,3976] [2022-11-20 17:50:10,459 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:10,478 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:50:10,531 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c[3963,3976] [2022-11-20 17:50:10,539 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:10,559 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:50:10,560 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10 WrapperNode [2022-11-20 17:50:10,561 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:10,563 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:10,563 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:50:10,564 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:50:10,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,593 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,628 INFO L138 Inliner]: procedures = 24, calls = 85, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 119 [2022-11-20 17:50:10,629 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:10,630 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:50:10,630 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:50:10,630 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:50:10,639 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,655 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,656 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,661 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,671 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,678 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,679 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,681 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:50:10,688 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:50:10,688 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:50:10,688 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:50:10,689 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:10" (1/1) ... [2022-11-20 17:50:10,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:10,707 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:50:10,724 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:50:10,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:50:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:50:10,776 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:50:10,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:50:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:50:10,777 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:50:10,777 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:50:10,778 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:50:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:50:10,779 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:50:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:50:10,779 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:50:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:50:10,779 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-20 17:50:10,780 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-20 17:50:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:50:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:50:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:50:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:50:10,780 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:50:10,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:50:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:50:10,781 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:50:10,783 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 17:50:10,919 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:50:10,921 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:50:11,368 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:50:11,587 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:50:11,589 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:50:11,590 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 17:50:11,591 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 17:50:11,596 INFO L158 Benchmark]: Toolchain (without parser) took 1408.62ms. Allocated memory is still 169.9MB. Free memory was 138.0MB in the beginning and 138.9MB in the end (delta: -925.0kB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:11,596 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:50:11,597 INFO L158 Benchmark]: CACSL2BoogieTranslator took 374.41ms. Allocated memory is still 169.9MB. Free memory was 137.5MB in the beginning and 125.7MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:50:11,598 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.79ms. Allocated memory is still 169.9MB. Free memory was 125.7MB in the beginning and 123.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:11,600 INFO L158 Benchmark]: Boogie Preprocessor took 57.09ms. Allocated memory is still 169.9MB. Free memory was 123.7MB in the beginning and 122.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:11,601 INFO L158 Benchmark]: RCFGBuilder took 906.00ms. Allocated memory is still 169.9MB. Free memory was 122.4MB in the beginning and 138.9MB in the end (delta: -16.5MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-11-20 17:50:11,605 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 117.4MB. Free memory is still 65.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 374.41ms. Allocated memory is still 169.9MB. Free memory was 137.5MB in the beginning and 125.7MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.79ms. Allocated memory is still 169.9MB. Free memory was 125.7MB in the beginning and 123.7MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.09ms. Allocated memory is still 169.9MB. Free memory was 123.7MB in the beginning and 122.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 906.00ms. Allocated memory is still 169.9MB. Free memory was 122.4MB in the beginning and 138.9MB in the end (delta: -16.5MB). Peak memory consumption was 37.3MB. 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 17:50:11,631 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/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_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/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_681813ec-8080-4b34-a2ef-d72d6e4f0618/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 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 --- 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 17:50:14,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:50:14,176 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:50:14,205 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:50:14,208 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:50:14,213 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:50:14,219 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:50:14,221 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:50:14,224 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:50:14,231 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:50:14,233 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:50:14,234 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:50:14,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:50:14,239 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:50:14,241 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:50:14,244 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:50:14,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:50:14,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:50:14,249 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:50:14,254 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:50:14,257 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:50:14,264 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:50:14,266 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:50:14,269 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:50:14,273 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:50:14,276 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:50:14,276 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:50:14,277 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:50:14,279 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:50:14,280 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:50:14,281 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:50:14,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:50:14,284 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:50:14,285 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:50:14,296 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:50:14,296 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:50:14,297 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:50:14,297 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:50:14,297 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:50:14,298 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:50:14,299 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:50:14,300 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:50:14,334 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:50:14,335 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:50:14,335 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:50:14,336 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:50:14,336 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:50:14,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:50:14,337 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:50:14,337 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:50:14,337 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:50:14,338 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:50:14,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:50:14,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:50:14,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:50:14,338 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:50:14,339 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:50:14,339 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:50:14,339 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:50:14,339 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:50:14,339 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:50:14,340 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:50:14,340 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:50:14,340 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:50:14,340 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:50:14,341 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:50:14,341 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:50:14,341 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:14,341 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:50:14,342 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:50:14,342 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:50:14,342 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:50:14,342 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:50:14,342 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:50:14,343 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:50:14,343 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:50:14,343 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 084d7ddce3c53222c6533ccae99969e854061e3b422eaf94457157515e3bd009 [2022-11-20 17:50:14,736 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:50:14,764 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:50:14,767 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:50:14,768 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:50:14,768 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:50:14,769 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2022-11-20 17:50:17,953 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:50:18,182 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:50:18,186 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c [2022-11-20 17:50:18,195 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data/37cc35eae/a692408848ae463596adba9455f940d3/FLAGcb05fc801 [2022-11-20 17:50:18,230 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/data/37cc35eae/a692408848ae463596adba9455f940d3 [2022-11-20 17:50:18,236 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:50:18,238 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:50:18,240 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:18,241 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:50:18,244 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:50:18,245 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,250 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@516bdb08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18, skipping insertion in model container [2022-11-20 17:50:18,250 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:50:18,302 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:50:18,567 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c[3963,3976] [2022-11-20 17:50:18,569 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:18,586 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:50:18,641 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_681813ec-8080-4b34-a2ef-d72d6e4f0618/sv-benchmarks/c/weaver/parallel-ticket-5.wvr.c[3963,3976] [2022-11-20 17:50:18,643 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:50:18,658 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:50:18,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18 WrapperNode [2022-11-20 17:50:18,659 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:50:18,660 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:18,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:50:18,661 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:50:18,669 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,709 INFO L138 Inliner]: procedures = 26, calls = 85, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 111 [2022-11-20 17:50:18,709 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:50:18,710 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:50:18,710 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:50:18,710 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:50:18,723 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,736 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,736 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,745 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,765 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,767 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,778 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:50:18,779 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:50:18,780 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:50:18,780 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:50:18,781 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:50:18" (1/1) ... [2022-11-20 17:50:18,788 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:50:18,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:50:18,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:50:18,830 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:50:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:50:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:50:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:50:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:50:18,865 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-11-20 17:50:18,865 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-11-20 17:50:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-11-20 17:50:18,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-11-20 17:50:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2022-11-20 17:50:18,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2022-11-20 17:50:18,866 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2022-11-20 17:50:18,866 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2022-11-20 17:50:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 17:50:18,867 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 17:50:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure thread5 [2022-11-20 17:50:18,867 INFO L138 BoogieDeclarations]: Found implementation of procedure thread5 [2022-11-20 17:50:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:50:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:50:18,867 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:50:18,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:50:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:50:18,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:50:18,870 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 17:50:19,001 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:50:19,004 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:50:19,515 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:50:19,796 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:50:19,796 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:50:19,797 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 17:50:19,798 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 17:50:19,812 INFO L158 Benchmark]: Toolchain (without parser) took 1573.08ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 34.1MB in the beginning and 39.3MB in the end (delta: -5.1MB). Peak memory consumption was 18.6MB. Max. memory is 16.1GB. [2022-11-20 17:50:19,812 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:50:19,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.26ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 33.9MB in the beginning and 59.8MB in the end (delta: -25.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2022-11-20 17:50:19,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.90ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 58.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:19,814 INFO L158 Benchmark]: Boogie Preprocessor took 68.71ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 56.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:50:19,815 INFO L158 Benchmark]: RCFGBuilder took 1030.58ms. Allocated memory is still 83.9MB. Free memory was 56.2MB in the beginning and 39.3MB in the end (delta: 17.0MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-11-20 17:50:19,818 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 62.9MB. Free memory is still 41.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.26ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 33.9MB in the beginning and 59.8MB in the end (delta: -25.9MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.90ms. Allocated memory is still 83.9MB. Free memory was 59.8MB in the beginning and 58.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.71ms. Allocated memory is still 83.9MB. Free memory was 58.1MB in the beginning and 56.2MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1030.58ms. Allocated memory is still 83.9MB. Free memory was 56.2MB in the beginning and 39.3MB in the end (delta: 17.0MB). Peak memory consumption was 19.4MB. 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 17:50:19,837 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_681813ec-8080-4b34-a2ef-d72d6e4f0618/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?