./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-lit/sssc12.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:25:22,850 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:25:22,913 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:25:22,917 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:25:22,917 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:25:22,938 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:25:22,939 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:25:22,940 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:25:22,941 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:25:22,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:25:22,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:25:22,942 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:25:22,943 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:25:22,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:25:22,944 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:25:22,944 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:25:22,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:25:22,945 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:25:22,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:25:22,946 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:25:22,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:25:22,949 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:25:22,950 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:25:22,950 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:25:22,950 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:25:22,951 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:25:22,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:25:22,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:25:22,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:25:22,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:25:22,953 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:25:22,954 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:25:22,954 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:25:22,954 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_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 [2023-12-03 04:25:23,152 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:25:23,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:25:23,177 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:25:23,178 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:25:23,179 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:25:23,180 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-lit/sssc12.i [2023-12-03 04:25:26,052 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:25:26,289 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:25:26,290 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/sv-benchmarks/c/pthread-lit/sssc12.i [2023-12-03 04:25:26,306 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data/b735c85b6/8981af4ef90c451d8a88931bcc2f596c/FLAGcf9033534 [2023-12-03 04:25:26,319 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data/b735c85b6/8981af4ef90c451d8a88931bcc2f596c [2023-12-03 04:25:26,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:25:26,323 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:25:26,324 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:25:26,324 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:25:26,328 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:25:26,328 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,330 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a4220df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26, skipping insertion in model container [2023-12-03 04:25:26,330 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,399 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:25:26,805 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/sv-benchmarks/c/pthread-lit/sssc12.i[46865,46878] [2023-12-03 04:25:26,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:25:26,833 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:25:26,874 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/sv-benchmarks/c/pthread-lit/sssc12.i[46865,46878] [2023-12-03 04:25:26,881 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:25:26,929 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:25:26,929 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:25:26,935 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:25:26,936 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26 WrapperNode [2023-12-03 04:25:26,936 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:25:26,937 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:25:26,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:25:26,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:25:26,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,961 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,984 INFO L138 Inliner]: procedures = 275, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-12-03 04:25:26,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:25:26,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:25:26,985 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:25:26,985 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:25:26,994 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,994 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,997 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:26,998 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:27,005 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:27,009 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:27,011 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:27,013 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:27,016 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:25:27,017 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:25:27,017 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:25:27,018 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:25:27,018 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:26" (1/1) ... [2023-12-03 04:25:27,024 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:25:27,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:25:27,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:25:27,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:25:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:25:27,081 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:25:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:25:27,081 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2023-12-03 04:25:27,082 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2023-12-03 04:25:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:25:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:25:27,082 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:25:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:25:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:25:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:25:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:25:27,083 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:25:27,083 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:25:27,084 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:25:27,212 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:25:27,214 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:25:27,375 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:25:27,408 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 04:25:27,416 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:25:27,420 INFO L158 Benchmark]: Toolchain (without parser) took 1096.87ms. Allocated memory is still 180.4MB. Free memory was 138.2MB in the beginning and 143.9MB in the end (delta: -5.7MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-12-03 04:25:27,421 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:25:27,422 INFO L158 Benchmark]: CACSL2BoogieTranslator took 612.83ms. Allocated memory is still 180.4MB. Free memory was 138.2MB in the beginning and 109.3MB in the end (delta: 28.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-12-03 04:25:27,422 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.29ms. Allocated memory is still 180.4MB. Free memory was 109.3MB in the beginning and 107.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:25:27,423 INFO L158 Benchmark]: Boogie Preprocessor took 31.30ms. Allocated memory is still 180.4MB. Free memory was 107.2MB in the beginning and 105.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:25:27,424 INFO L158 Benchmark]: RCFGBuilder took 401.51ms. Allocated memory is still 180.4MB. Free memory was 105.4MB in the beginning and 143.9MB in the end (delta: -38.5MB). Peak memory consumption was 18.4MB. Max. memory is 16.1GB. [2023-12-03 04:25:27,426 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 117.4MB. Free memory is still 65.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 612.83ms. Allocated memory is still 180.4MB. Free memory was 138.2MB in the beginning and 109.3MB in the end (delta: 28.9MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.29ms. Allocated memory is still 180.4MB. Free memory was 109.3MB in the beginning and 107.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.30ms. Allocated memory is still 180.4MB. Free memory was 107.2MB in the beginning and 105.4MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 401.51ms. Allocated memory is still 180.4MB. Free memory was 105.4MB in the beginning and 143.9MB in the end (delta: -38.5MB). Peak memory consumption was 18.4MB. 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. [2023-12-03 04:25:27,442 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/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_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-lit/sssc12.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:25:29,395 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:25:29,473 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:25:29,505 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:25:29,506 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:25:29,507 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:25:29,508 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:25:29,508 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:25:29,509 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:25:29,509 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:25:29,510 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:25:29,510 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:25:29,511 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:25:29,511 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:25:29,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:25:29,512 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:25:29,513 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:25:29,513 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:25:29,514 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:25:29,514 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:25:29,515 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:25:29,515 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:25:29,516 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:25:29,516 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:25:29,517 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:25:29,517 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:29,517 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:25:29,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:25:29,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:25:29,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:25:29,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:25:29,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:25:29,520 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:25:29,520 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:25:29,520 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:25:29,520 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:25:29,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:25:29,521 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_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f04269da33313e0538e960083eba1e7b90d9e89847d2a89d06392d6991a3ed98 [2023-12-03 04:25:29,809 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:25:29,828 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:25:29,831 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:25:29,832 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:25:29,832 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:25:29,833 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-lit/sssc12.i [2023-12-03 04:25:32,697 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:25:32,983 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:25:32,984 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/sv-benchmarks/c/pthread-lit/sssc12.i [2023-12-03 04:25:33,002 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data/df5f02293/fea5963c1acc47f28d5dde85fee7afbf/FLAGb046a32de [2023-12-03 04:25:33,018 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/data/df5f02293/fea5963c1acc47f28d5dde85fee7afbf [2023-12-03 04:25:33,021 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:25:33,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:25:33,024 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:25:33,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:25:33,029 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:25:33,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,031 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ad81aec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33, skipping insertion in model container [2023-12-03 04:25:33,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,103 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:25:33,549 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/sv-benchmarks/c/pthread-lit/sssc12.i[46865,46878] [2023-12-03 04:25:33,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:25:33,587 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:25:33,632 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/sv-benchmarks/c/pthread-lit/sssc12.i[46865,46878] [2023-12-03 04:25:33,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:25:33,715 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:25:33,715 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:25:33,723 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:25:33,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33 WrapperNode [2023-12-03 04:25:33,724 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:25:33,725 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:25:33,725 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:25:33,725 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:25:33,738 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,765 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,787 INFO L138 Inliner]: procedures = 278, calls = 23, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-12-03 04:25:33,787 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:25:33,788 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:25:33,788 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:25:33,788 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:25:33,796 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,801 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,801 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,811 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,814 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,818 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,820 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,825 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:25:33,826 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:25:33,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:25:33,827 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:25:33,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:25:33" (1/1) ... [2023-12-03 04:25:33,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:25:33,844 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:25:33,855 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:25:33,862 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:25:33,895 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 04:25:33,896 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 04:25:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:25:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure thr [2023-12-03 04:25:33,896 INFO L138 BoogieDeclarations]: Found implementation of procedure thr [2023-12-03 04:25:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:25:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:25:33,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:25:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:25:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:25:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 04:25:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:25:33,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:25:33,897 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:25:33,898 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:25:34,045 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:25:34,046 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:25:34,227 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:25:34,279 WARN L1821 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2023-12-03 04:25:34,293 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 04:25:34,298 INFO L158 Benchmark]: Toolchain (without parser) took 1275.28ms. Allocated memory is still 100.7MB. Free memory was 76.0MB in the beginning and 49.8MB in the end (delta: 26.2MB). Peak memory consumption was 25.5MB. Max. memory is 16.1GB. [2023-12-03 04:25:34,299 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:25:34,299 INFO L158 Benchmark]: CACSL2BoogieTranslator took 700.25ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 72.3MB in the end (delta: 3.4MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. [2023-12-03 04:25:34,300 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.75ms. Allocated memory is still 100.7MB. Free memory was 72.3MB in the beginning and 69.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 04:25:34,301 INFO L158 Benchmark]: Boogie Preprocessor took 37.37ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:25:34,301 INFO L158 Benchmark]: RCFGBuilder took 470.38ms. Allocated memory is still 100.7MB. Free memory was 67.4MB in the beginning and 49.8MB in the end (delta: 17.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 04:25:34,304 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 71.3MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 700.25ms. Allocated memory is still 100.7MB. Free memory was 75.7MB in the beginning and 72.3MB in the end (delta: 3.4MB). Peak memory consumption was 31.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.75ms. Allocated memory is still 100.7MB. Free memory was 72.3MB in the beginning and 69.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.37ms. Allocated memory is still 100.7MB. Free memory was 69.5MB in the beginning and 67.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 470.38ms. Allocated memory is still 100.7MB. Free memory was 67.4MB in the beginning and 49.8MB in the end (delta: 17.6MB). 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. [2023-12-03 04:25:34,323 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_31b4e25d-2046-4e70-8bdd-79395c94ffe0/bin/ukojak-verify-Qdu7aM0XO9/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?