./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:28,323 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:28,463 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:24:28,475 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:28,476 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:28,516 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:28,517 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:28,517 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:28,518 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:28,519 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:28,520 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:28,520 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:28,521 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:28,521 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:28,522 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:28,522 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:28,523 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:28,523 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:28,524 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:28,526 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:28,527 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:28,528 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:28,529 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:28,529 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:28,530 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:28,531 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:28,531 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:28,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:28,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:28,533 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:28,534 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:28,535 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:28,535 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:28,535 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:28,536 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:28,536 INFO L153 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_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 [2023-11-23 20:24:28,877 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:28,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:28,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:28,918 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:28,919 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:28,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-11-23 20:24:32,261 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:32,473 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:32,474 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-11-23 20:24:32,483 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data/cd095af21/3f947b2c1ffe41f1bf25e4b88b556c18/FLAGe3aca3af3 [2023-11-23 20:24:32,498 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data/cd095af21/3f947b2c1ffe41f1bf25e4b88b556c18 [2023-11-23 20:24:32,501 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:32,502 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:32,504 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:32,504 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:32,509 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:32,510 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,511 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a12c8d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32, skipping insertion in model container [2023-11-23 20:24:32,512 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:32,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:32,750 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:32,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:32,784 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:32,784 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:32,793 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:32,793 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32 WrapperNode [2023-11-23 20:24:32,794 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:32,795 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:32,795 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:32,795 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:32,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,812 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,845 INFO L138 Inliner]: procedures = 21, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 76 [2023-11-23 20:24:32,847 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:32,848 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:32,848 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:32,848 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:32,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,863 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,870 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,877 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,889 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,891 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,892 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,895 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:32,905 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:32,905 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:32,905 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:32,906 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:32" (1/1) ... [2023-11-23 20:24:32,912 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:32,932 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:32,978 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:32,992 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:33,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:33,019 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:24:33,019 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:24:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:24:33,021 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:24:33,021 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:24:33,022 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:24:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:24:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:24:33,022 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:24:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:24:33,023 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:24:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:33,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:24:33,024 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:24:33,026 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:24:33,139 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:33,142 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:33,419 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:33,556 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-23 20:24:33,563 INFO L158 Benchmark]: Toolchain (without parser) took 1059.22ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 82.7MB in the end (delta: 35.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-23 20:24:33,563 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:24:33,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 290.28ms. Allocated memory is still 161.5MB. Free memory was 117.8MB in the beginning and 106.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-23 20:24:33,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.60ms. Allocated memory is still 161.5MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:24:33,566 INFO L158 Benchmark]: Boogie Preprocessor took 56.26ms. Allocated memory is still 161.5MB. Free memory was 104.5MB in the beginning and 103.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:24:33,567 INFO L158 Benchmark]: RCFGBuilder took 655.43ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 82.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:24:33,572 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 117.4MB. Free memory is still 72.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 290.28ms. Allocated memory is still 161.5MB. Free memory was 117.8MB in the beginning and 106.6MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.60ms. Allocated memory is still 161.5MB. Free memory was 106.2MB in the beginning and 104.5MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.26ms. Allocated memory is still 161.5MB. Free memory was 104.5MB in the beginning and 103.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 655.43ms. Allocated memory is still 161.5MB. Free memory was 103.1MB in the beginning and 82.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:24:33,606 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/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_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --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 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:36,474 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:36,547 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:24:36,597 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:36,599 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:36,599 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:36,600 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:36,601 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:36,602 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:36,602 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:36,603 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:36,604 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:36,604 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:36,605 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:36,606 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:36,606 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:36,607 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:24:36,607 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:24:36,608 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:36,608 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:24:36,609 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:36,610 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:36,610 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:36,611 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:36,611 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:36,612 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:36,612 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:36,613 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:24:36,613 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:24:36,614 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:36,614 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:36,615 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:36,615 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:36,615 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:36,616 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:24:36,616 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:24:36,616 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:36,617 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:24:36,617 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:24:36,617 INFO L153 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_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1cae81f1fa2e32e73e0569957bc583bbf3478ffc71be87871acb9920c44bcfd4 [2023-11-23 20:24:37,041 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:37,073 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:37,077 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:37,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:37,080 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:37,082 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-11-23 20:24:40,199 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:24:40,518 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:24:40,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/sv-benchmarks/c/weaver/parallel-bakery-2.wvr.c [2023-11-23 20:24:40,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data/b616fbcfa/f1d525b936424a9ca6218dfa6160d0bd/FLAGe85f693f4 [2023-11-23 20:24:40,548 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/data/b616fbcfa/f1d525b936424a9ca6218dfa6160d0bd [2023-11-23 20:24:40,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:24:40,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:24:40,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:40,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:24:40,566 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:24:40,570 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:40,571 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@353d464 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40, skipping insertion in model container [2023-11-23 20:24:40,571 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:40,610 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:24:40,863 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:40,877 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:24:40,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:24:40,922 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:40,922 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:24:40,930 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:24:40,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40 WrapperNode [2023-11-23 20:24:40,930 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:24:40,932 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:40,932 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:24:40,932 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:24:40,940 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:40,952 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:40,988 INFO L138 Inliner]: procedures = 23, calls = 61, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 71 [2023-11-23 20:24:40,989 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:24:40,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:24:40,990 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:24:40,990 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:24:41,007 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,008 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,027 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,028 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,037 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,042 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,044 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,048 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:24:41,049 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:24:41,049 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:24:41,049 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:24:41,050 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:24:40" (1/1) ... [2023-11-23 20:24:41,058 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:41,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:24:41,098 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:24:41,125 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:24:41,156 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:24:41,157 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:24:41,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:24:41,158 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:24:41,158 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:24:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:24:41,159 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:24:41,160 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:24:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:24:41,160 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:24:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:24:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:24:41,161 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:24:41,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:24:41,164 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:24:41,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:24:41,167 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:24:41,354 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:24:41,357 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:24:41,655 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:24:41,839 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) 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:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) 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) [2023-11-23 20:24:41,846 INFO L158 Benchmark]: Toolchain (without parser) took 1285.84ms. Allocated memory is still 94.4MB. Free memory was 71.0MB in the beginning and 55.5MB in the end (delta: 15.5MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-23 20:24:41,847 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:24:41,849 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.88ms. Allocated memory is still 94.4MB. Free memory was 70.8MB in the beginning and 58.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:24:41,850 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.25ms. Allocated memory is still 94.4MB. Free memory was 58.6MB in the beginning and 57.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:24:41,851 INFO L158 Benchmark]: Boogie Preprocessor took 58.07ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:24:41,853 INFO L158 Benchmark]: RCFGBuilder took 795.19ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: -39.7kB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2023-11-23 20:24:41,857 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 62.9MB. Free memory is still 39.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.88ms. Allocated memory is still 94.4MB. Free memory was 70.8MB in the beginning and 58.6MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.25ms. Allocated memory is still 94.4MB. Free memory was 58.6MB in the beginning and 57.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.07ms. Allocated memory is still 94.4MB. Free memory was 57.1MB in the beginning and 55.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 795.19ms. Allocated memory is still 94.4MB. Free memory was 55.5MB in the beginning and 55.5MB in the end (delta: -39.7kB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:24:41,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29e50c38-6f91-46ba-a974-f0f31b1989c3/bin/ukojak-verify-1t5iHCbJaC/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: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?