./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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 f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:18,761 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:18,846 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:28:18,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:28:18,852 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:28:18,878 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:18,879 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:18,879 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:18,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:18,881 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:18,882 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:18,883 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:18,883 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:28:18,884 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:28:18,884 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:28:18,885 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:18,886 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:18,886 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:18,887 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:18,888 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:28:18,888 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:28:18,889 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:28:18,889 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:18,890 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:18,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:18,891 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:18,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:18,892 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:18,893 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:18,893 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:18,894 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:18,894 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:18,895 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:28:18,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:28:18,895 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:18,896 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_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 [2023-11-23 20:28:19,146 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:19,176 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:19,179 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:19,180 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:19,181 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:19,182 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-lit/sssc12.i [2023-11-23 20:28:22,347 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:22,644 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:22,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/sv-benchmarks/c/pthread-lit/sssc12.i [2023-11-23 20:28:22,678 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data/a4243c677/a74d7fb927e64426bcc224467c68c017/FLAGfe3b7436e [2023-11-23 20:28:22,696 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data/a4243c677/a74d7fb927e64426bcc224467c68c017 [2023-11-23 20:28:22,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:22,700 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:22,702 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:22,702 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:22,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:22,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:22" (1/1) ... [2023-11-23 20:28:22,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@ec16c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:22, skipping insertion in model container [2023-11-23 20:28:22,708 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:22" (1/1) ... [2023-11-23 20:28:22,768 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:23,320 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:23,333 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:23,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:23,484 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,484 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:23,492 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:23,493 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23 WrapperNode [2023-11-23 20:28:23,493 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:23,495 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:23,495 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:23,495 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:23,503 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,570 INFO L138 Inliner]: procedures = 275, calls = 24, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 82 [2023-11-23 20:28:23,571 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:23,572 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:23,572 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:23,573 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:23,582 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,588 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,626 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,628 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,629 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,632 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:23,633 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:23,633 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:23,633 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:23,634 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:23" (1/1) ... [2023-11-23 20:28:23,640 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:23,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:23,676 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:23,699 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:23,731 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:28:23,732 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:28:23,732 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:28:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2023-11-23 20:28:23,733 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2023-11-23 20:28:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:28:23,733 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:28:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:28:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:28:23,734 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:28:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:28:23,735 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:23,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:23,737 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 20:28:23,912 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:23,913 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:24,090 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:24,144 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-11-23 20:28:24,173 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start 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:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:28:24,178 INFO L158 Benchmark]: Toolchain (without parser) took 1476.68ms. Allocated memory is still 148.9MB. Free memory was 105.4MB in the beginning and 97.1MB in the end (delta: 8.3MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-23 20:28:24,178 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:28:24,179 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.12ms. Allocated memory is still 148.9MB. Free memory was 105.4MB in the beginning and 117.4MB in the end (delta: -12.1MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-23 20:28:24,179 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.75ms. Allocated memory is still 148.9MB. Free memory was 117.4MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:24,180 INFO L158 Benchmark]: Boogie Preprocessor took 60.05ms. Allocated memory is still 148.9MB. Free memory was 115.3MB in the beginning and 113.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:24,181 INFO L158 Benchmark]: RCFGBuilder took 543.06ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 97.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:28:24,183 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 113.2MB. Free memory is still 62.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.12ms. Allocated memory is still 148.9MB. Free memory was 105.4MB in the beginning and 117.4MB in the end (delta: -12.1MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.75ms. Allocated memory is still 148.9MB. Free memory was 117.4MB in the beginning and 115.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.05ms. Allocated memory is still 148.9MB. Free memory was 115.3MB in the beginning and 113.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 543.06ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 97.1MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start 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 start 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:28:24,214 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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 f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:28:27,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:28:27,194 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:28:27,238 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:28:27,239 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:28:27,240 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:28:27,242 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:28:27,242 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:28:27,244 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:28:27,249 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:28:27,250 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:28:27,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:28:27,251 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:28:27,253 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:28:27,253 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:28:27,254 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:28:27,254 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:28:27,255 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:28:27,255 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:28:27,256 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:28:27,257 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:28:27,257 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:28:27,258 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:28:27,258 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:28:27,259 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:28:27,259 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:28:27,260 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:28:27,260 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:27,261 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:28:27,261 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:28:27,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:27,263 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:28:27,263 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:28:27,264 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:28:27,264 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:28:27,264 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:28:27,265 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:28:27,265 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:28:27,265 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:28:27,266 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_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 [2023-11-23 20:28:27,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:28:27,669 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:28:27,672 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:28:27,674 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:28:27,676 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:28:27,677 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-lit/sssc12.i [2023-11-23 20:28:30,850 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:28:31,245 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:28:31,246 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/sv-benchmarks/c/pthread-lit/sssc12.i [2023-11-23 20:28:31,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data/6c0f99d29/3bdfb8a3777b4b958e63dc486e3a2182/FLAG214605915 [2023-11-23 20:28:31,286 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/data/6c0f99d29/3bdfb8a3777b4b958e63dc486e3a2182 [2023-11-23 20:28:31,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:28:31,292 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:28:31,294 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:31,294 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:28:31,300 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:28:31,300 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:31" (1/1) ... [2023-11-23 20:28:31,301 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@197173d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:31, skipping insertion in model container [2023-11-23 20:28:31,302 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:28:31" (1/1) ... [2023-11-23 20:28:31,385 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:28:32,032 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:32,047 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:28:32,096 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:28:32,170 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:32,171 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:28:32,179 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:28:32,179 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32 WrapperNode [2023-11-23 20:28:32,179 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:28:32,181 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:32,181 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:28:32,181 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:28:32,189 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,243 INFO L138 Inliner]: procedures = 278, calls = 24, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 82 [2023-11-23 20:28:32,244 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:28:32,245 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:28:32,245 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:28:32,245 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:28:32,254 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,254 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,259 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,259 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,270 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,274 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,277 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,279 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,285 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:28:32,286 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:28:32,286 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:28:32,286 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:28:32,287 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:28:32" (1/1) ... [2023-11-23 20:28:32,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:28:32,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:28:32,327 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:28:32,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:28:32,379 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:28:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:28:32,380 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:28:32,380 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2023-11-23 20:28:32,380 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2023-11-23 20:28:32,380 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:28:32,381 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:28:32,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:28:32,381 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:28:32,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:28:32,381 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:28:32,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:28:32,382 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:28:32,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:28:32,384 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 20:28:32,613 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:28:32,616 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:28:32,942 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:28:33,022 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-11-23 20:28:33,041 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start 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:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-23 20:28:33,048 INFO L158 Benchmark]: Toolchain (without parser) took 1755.25ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 56.3MB in the beginning and 61.7MB in the end (delta: -5.3MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2023-11-23 20:28:33,049 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 93.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:33,050 INFO L158 Benchmark]: CACSL2BoogieTranslator took 886.34ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 44.1MB in the end (delta: 11.9MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. [2023-11-23 20:28:33,051 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.55ms. Allocated memory is still 81.8MB. Free memory was 43.8MB in the beginning and 41.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:28:33,052 INFO L158 Benchmark]: Boogie Preprocessor took 40.35ms. Allocated memory is still 81.8MB. Free memory was 41.4MB in the beginning and 39.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:28:33,054 INFO L158 Benchmark]: RCFGBuilder took 760.38ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 39.3MB in the beginning and 61.7MB in the end (delta: -22.4MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2023-11-23 20:28:33,065 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 81.8MB. Free memory was 57.7MB in the beginning and 57.6MB in the end (delta: 93.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 886.34ms. Allocated memory is still 81.8MB. Free memory was 56.0MB in the beginning and 44.1MB in the end (delta: 11.9MB). Peak memory consumption was 19.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.55ms. Allocated memory is still 81.8MB. Free memory was 43.8MB in the beginning and 41.4MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.35ms. Allocated memory is still 81.8MB. Free memory was 41.4MB in the beginning and 39.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 760.38ms. Allocated memory was 81.8MB in the beginning and 102.8MB in the end (delta: 21.0MB). Free memory was 39.3MB in the beginning and 61.7MB in the end (delta: -22.4MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start 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 start 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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:28:33,113 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa782e5b-34ca-4e53-b7c8-d02f3ecd4f7e/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 start of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?