./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.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_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/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_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/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_e8b073af-2299-4f67-b464-e01d5f40499a/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 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:42:17,965 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:42:18,030 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 02:42:18,034 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:42:18,034 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:42:18,055 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:42:18,055 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:42:18,056 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:42:18,057 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:42:18,057 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:42:18,058 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:42:18,058 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:42:18,059 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:42:18,059 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:42:18,060 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:42:18,060 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:42:18,061 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:42:18,061 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:42:18,062 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:42:18,062 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:42:18,063 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:42:18,063 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:42:18,064 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:42:18,064 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:42:18,064 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:42:18,065 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:42:18,065 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:18,066 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:42:18,066 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:42:18,066 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:42:18,067 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:42:18,067 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:42:18,067 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:42:18,067 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_e8b073af-2299-4f67-b464-e01d5f40499a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f [2023-12-03 02:42:18,284 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:42:18,316 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:42:18,319 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:42:18,320 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:42:18,320 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:42:18,321 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i [2023-12-03 02:42:21,001 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:42:21,262 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:42:21,263 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i [2023-12-03 02:42:21,277 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data/e3908f51a/f1cd2767f3484ff48cb6433bffede972/FLAGa98b508d6 [2023-12-03 02:42:21,291 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data/e3908f51a/f1cd2767f3484ff48cb6433bffede972 [2023-12-03 02:42:21,294 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:42:21,295 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:42:21,297 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:21,297 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:42:21,302 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:42:21,302 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,303 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61b11d08 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21, skipping insertion in model container [2023-12-03 02:42:21,304 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,349 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:42:21,641 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_e8b073af-2299-4f67-b464-e01d5f40499a/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-12-03 02:42:21,650 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:21,660 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:42:21,696 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_e8b073af-2299-4f67-b464-e01d5f40499a/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-12-03 02:42:21,699 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:21,738 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:42:21,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21 WrapperNode [2023-12-03 02:42:21,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:21,740 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:21,740 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:42:21,740 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:42:21,745 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,758 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,772 INFO L138 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 32 [2023-12-03 02:42:21,772 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:21,773 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:42:21,773 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:42:21,773 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:42:21,781 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,781 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,784 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,784 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,789 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,793 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,795 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,796 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,799 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:42:21,800 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:42:21,800 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:42:21,801 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:42:21,801 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:21" (1/1) ... [2023-12-03 02:42:21,807 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:21,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:42:21,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:42:21,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:42:21,863 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-12-03 02:42:21,863 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-12-03 02:42:21,864 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 02:42:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 02:42:21,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:42:21,864 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2023-12-03 02:42:21,864 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2023-12-03 02:42:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:42:21,865 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:42:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:42:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:42:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:42:21,865 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:42:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2023-12-03 02:42:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2023-12-03 02:42:21,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:42:21,866 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:42:21,867 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 02:42:21,974 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:42:21,978 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:42:22,093 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:42:22,111 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:42:22,115 INFO L158 Benchmark]: Toolchain (without parser) took 818.71ms. Allocated memory is still 159.4MB. Free memory was 120.0MB in the beginning and 83.4MB in the end (delta: 36.6MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-03 02:42:22,115 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:22,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 442.44ms. Allocated memory is still 159.4MB. Free memory was 119.6MB in the beginning and 100.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:42:22,116 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.59ms. Allocated memory is still 159.4MB. Free memory was 100.2MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:42:22,117 INFO L158 Benchmark]: Boogie Preprocessor took 26.25ms. Allocated memory is still 159.4MB. Free memory was 98.1MB in the beginning and 97.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:22,117 INFO L158 Benchmark]: RCFGBuilder took 313.29ms. Allocated memory is still 159.4MB. Free memory was 97.0MB in the beginning and 83.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 02:42:22,120 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 104.9MB. Free memory was 55.0MB in the beginning and 54.9MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 442.44ms. Allocated memory is still 159.4MB. Free memory was 119.6MB in the beginning and 100.2MB in the end (delta: 19.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.59ms. Allocated memory is still 159.4MB. Free memory was 100.2MB in the beginning and 98.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.25ms. Allocated memory is still 159.4MB. Free memory was 98.1MB in the beginning and 97.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 313.29ms. Allocated memory is still 159.4MB. Free memory was 97.0MB in the beginning and 83.4MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:42:22,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/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_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/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_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/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_e8b073af-2299-4f67-b464-e01d5f40499a/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 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:42:24,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:42:24,153 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 02:42:24,184 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:42:24,185 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 02:42:24,186 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 02:42:24,187 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:42:24,187 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:42:24,188 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:42:24,188 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 02:42:24,189 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:42:24,189 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:42:24,190 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:42:24,190 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 02:42:24,191 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:42:24,191 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 02:42:24,192 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:42:24,192 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:42:24,193 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:42:24,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:42:24,194 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 02:42:24,197 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:42:24,197 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:42:24,198 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:42:24,198 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:42:24,199 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:42:24,199 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:42:24,200 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:42:24,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:24,200 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:42:24,201 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:42:24,201 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 02:42:24,201 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:42:24,202 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:42:24,202 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 02:42:24,202 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:42:24,202 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:42:24,203 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_e8b073af-2299-4f67-b464-e01d5f40499a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3ace826ce717f8420bd44e3ebb10a0f5689c8f1d5dcaf8399a3f9b8d8dda146f [2023-12-03 02:42:24,480 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:42:24,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:42:24,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:42:24,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:42:24,507 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:42:24,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i [2023-12-03 02:42:27,253 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:42:27,504 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:42:27,505 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i [2023-12-03 02:42:27,520 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data/bf6d7d0e2/dce0814093c0426393023caf4c94b125/FLAGc7c8a8324 [2023-12-03 02:42:27,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/data/bf6d7d0e2/dce0814093c0426393023caf4c94b125 [2023-12-03 02:42:27,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:42:27,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:42:27,537 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:27,537 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:42:27,540 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:42:27,541 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:27,542 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a5b7c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27, skipping insertion in model container [2023-12-03 02:42:27,542 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:27,580 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:42:27,883 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_e8b073af-2299-4f67-b464-e01d5f40499a/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-12-03 02:42:27,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:27,904 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:42:27,937 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_e8b073af-2299-4f67-b464-e01d5f40499a/sv-benchmarks/c/pthread-ext/31_simple_loop5_vs.i[30438,30451] [2023-12-03 02:42:27,940 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:42:27,982 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:42:27,983 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27 WrapperNode [2023-12-03 02:42:27,983 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:42:27,984 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:27,984 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:42:27,984 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:42:28,004 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,042 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,064 INFO L138 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 33 [2023-12-03 02:42:28,065 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:42:28,065 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:42:28,065 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:42:28,066 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:42:28,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,076 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,076 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,085 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,089 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,093 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,094 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,099 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:42:28,100 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:42:28,100 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:42:28,100 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:42:28,101 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:42:27" (1/1) ... [2023-12-03 02:42:28,107 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:42:28,115 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:42:28,126 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:42:28,137 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:42:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-12-03 02:42:28,168 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-12-03 02:42:28,168 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-12-03 02:42:28,169 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-12-03 02:42:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_acquire [2023-12-03 02:42:28,169 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_acquire [2023-12-03 02:42:28,169 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-03 02:42:28,169 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-03 02:42:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:42:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:42:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:42:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:42:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:42:28,170 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_release [2023-12-03 02:42:28,170 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_atomic_release [2023-12-03 02:42:28,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:42:28,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:42:28,172 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 02:42:28,304 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:42:28,306 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:42:28,431 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:42:28,454 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 02:42:28,458 INFO L158 Benchmark]: Toolchain (without parser) took 921.56ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 63.4MB in the beginning and 81.1MB in the end (delta: -17.7MB). Peak memory consumption was 17.0MB. Max. memory is 16.1GB. [2023-12-03 02:42:28,458 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 64.0MB in the end (delta: 148.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:42:28,459 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.76ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 42.4MB in the end (delta: 20.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 02:42:28,460 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.69ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 42.4MB in the beginning and 98.7MB in the end (delta: -56.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-03 02:42:28,461 INFO L158 Benchmark]: Boogie Preprocessor took 33.52ms. Allocated memory is still 121.6MB. Free memory was 98.7MB in the beginning and 97.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:42:28,461 INFO L158 Benchmark]: RCFGBuilder took 356.33ms. Allocated memory is still 121.6MB. Free memory was 96.6MB in the beginning and 81.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 02:42:28,464 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory was 64.1MB in the beginning and 64.0MB in the end (delta: 148.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.76ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 42.4MB in the end (delta: 20.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.69ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 42.4MB in the beginning and 98.7MB in the end (delta: -56.3MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 33.52ms. Allocated memory is still 121.6MB. Free memory was 98.7MB in the beginning and 97.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 356.33ms. Allocated memory is still 121.6MB. Free memory was 96.6MB in the beginning and 81.1MB in the end (delta: 15.6MB). 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 end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:333) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:42:28,489 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e8b073af-2299-4f67-b464-e01d5f40499a/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 end of atomic block: ). Is there illegal control flow (e.g. loops) within an atomic block?