./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk --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 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:03:33,563 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:03:33,661 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 23:03:33,669 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:03:33,670 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:03:33,704 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:03:33,707 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:03:33,708 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:03:33,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:03:33,712 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:03:33,712 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:03:33,713 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:03:33,713 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:03:33,714 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:03:33,714 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:03:33,714 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:03:33,715 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:03:33,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:03:33,715 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:03:33,720 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:03:33,720 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:03:33,721 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:03:33,722 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:03:33,722 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:03:33,725 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:03:33,725 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:03:33,726 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:03:33,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:33,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:03:33,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:03:33,727 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:03:33,729 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:03:33,729 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:03:33,730 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b [2024-11-08 23:03:34,019 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:03:34,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:03:34,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:03:34,056 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:03:34,057 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:03:34,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i Unable to find full path for "g++" [2024-11-08 23:03:36,215 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:03:36,595 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:03:36,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/sv-benchmarks/c/pthread-wmm/mix039.oepc.i [2024-11-08 23:03:36,622 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data/b03781b3c/da4d47772bd74f958a8409a95c757144/FLAGdecaa601e [2024-11-08 23:03:36,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data/b03781b3c/da4d47772bd74f958a8409a95c757144 [2024-11-08 23:03:36,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:03:36,831 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:03:36,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:36,832 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:03:36,839 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:03:36,840 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:36" (1/1) ... [2024-11-08 23:03:36,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cb03a07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:36, skipping insertion in model container [2024-11-08 23:03:36,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:36" (1/1) ... [2024-11-08 23:03:36,910 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:03:37,163 WARN L250 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/sv-benchmarks/c/pthread-wmm/mix039.oepc.i[945,958] [2024-11-08 23:03:37,581 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:37,602 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:03:37,619 WARN L250 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/sv-benchmarks/c/pthread-wmm/mix039.oepc.i[945,958] [2024-11-08 23:03:37,678 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:37,728 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:03:37,728 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37 WrapperNode [2024-11-08 23:03:37,729 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:37,730 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:37,730 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:03:37,731 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:03:37,741 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,772 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,823 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 88 [2024-11-08 23:03:37,824 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:37,825 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:03:37,826 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:03:37,826 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:03:37,838 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,846 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,850 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,870 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,873 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,886 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,894 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:03:37,898 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:03:37,899 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:03:37,899 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:03:37,900 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:37" (1/1) ... [2024-11-08 23:03:37,914 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:37,935 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:03:37,951 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:03:37,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:03:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:03:37,996 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:03:37,996 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:03:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:03:37,997 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:03:37,998 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:03:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:03:37,999 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:03:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:03:38,000 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:03:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:03:38,000 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:03:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:03:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:03:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:03:38,001 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:03:38,003 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:03:38,225 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:03:38,229 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:03:38,792 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:03:38,792 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:03:39,069 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:03:39,080 INFO L158 Benchmark]: Toolchain (without parser) took 2245.86ms. Allocated memory is still 151.0MB. Free memory was 116.4MB in the beginning and 101.5MB in the end (delta: 14.9MB). Peak memory consumption was 65.9MB. Max. memory is 16.1GB. [2024-11-08 23:03:39,081 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:03:39,082 INFO L158 Benchmark]: CACSL2BoogieTranslator took 897.19ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 88.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 23:03:39,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.80ms. Allocated memory is still 151.0MB. Free memory was 88.8MB in the beginning and 86.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:03:39,085 INFO L158 Benchmark]: Boogie Preprocessor took 72.93ms. Allocated memory is still 151.0MB. Free memory was 86.4MB in the beginning and 84.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:03:39,087 INFO L158 Benchmark]: RCFGBuilder took 1177.24ms. Allocated memory is still 151.0MB. Free memory was 84.4MB in the beginning and 101.5MB in the end (delta: -17.1MB). Peak memory consumption was 34.5MB. Max. memory is 16.1GB. [2024-11-08 23:03:39,093 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 121.6MB. Free memory is still 76.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 897.19ms. Allocated memory is still 151.0MB. Free memory was 116.1MB in the beginning and 88.8MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.80ms. Allocated memory is still 151.0MB. Free memory was 88.8MB in the beginning and 86.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.93ms. Allocated memory is still 151.0MB. Free memory was 86.4MB in the beginning and 84.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1177.24ms. Allocated memory is still 151.0MB. Free memory was 84.4MB in the beginning and 101.5MB in the end (delta: -17.1MB). Peak memory consumption was 34.5MB. 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: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0 == ~b$r_buff0_thd0~0 % 256 then 0 else 1);~b$r_buff1_thd1~0 := (if 0 == ~b$r_buff0_thd1~0 % 256 then 0 else 1);~b$r_buff1_thd2~0 := (if 0 == ~b$r_buff0_thd2~0 % 256 then 0 else 1);~b$r_buff1_thd3~0 := (if 0 == ~b$r_buff0_thd3~0 % 256 then 0 else 1);~b$r_buff1_thd4~0 := (if 0 == ~b$r_buff0_thd4~0 % 256 then 0 else 1);~b$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:03:39,142 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk --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 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:03:42,080 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:03:42,198 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 23:03:42,243 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:03:42,245 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:03:42,245 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:03:42,246 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:03:42,247 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:03:42,248 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:03:42,248 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:03:42,249 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:03:42,250 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:03:42,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:03:42,251 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:03:42,252 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:03:42,252 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:03:42,256 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:03:42,256 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:03:42,257 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:03:42,257 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:03:42,257 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:03:42,260 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:03:42,261 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:03:42,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:03:42,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:03:42,265 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:03:42,265 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:42,266 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:03:42,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:03:42,267 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:42,270 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:03:42,270 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:03:42,271 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:03:42,271 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:03:42,271 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:03:42,272 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:03:42,272 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 42c5ff0d69642601057eb29fc7d78b67af5ab0b43644460199f4561abe049d3b [2024-11-08 23:03:42,797 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:03:42,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:03:42,837 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:03:42,839 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:03:42,840 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:03:42,842 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix039.oepc.i Unable to find full path for "g++" [2024-11-08 23:03:45,098 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:03:45,418 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:03:45,422 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/sv-benchmarks/c/pthread-wmm/mix039.oepc.i [2024-11-08 23:03:45,448 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data/9e4a1968c/f3efb245dee047ecae739cd107e0859c/FLAGe6d1244f7 [2024-11-08 23:03:45,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/data/9e4a1968c/f3efb245dee047ecae739cd107e0859c [2024-11-08 23:03:45,694 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:03:45,696 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:03:45,699 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:45,700 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:03:45,706 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:03:45,707 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:45" (1/1) ... [2024-11-08 23:03:45,708 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6284d22b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:45, skipping insertion in model container [2024-11-08 23:03:45,711 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:03:45" (1/1) ... [2024-11-08 23:03:45,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:03:46,050 WARN L250 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/sv-benchmarks/c/pthread-wmm/mix039.oepc.i[945,958] [2024-11-08 23:03:46,324 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:46,366 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:03:46,407 WARN L250 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_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/sv-benchmarks/c/pthread-wmm/mix039.oepc.i[945,958] [2024-11-08 23:03:46,533 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:03:46,587 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:03:46,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46 WrapperNode [2024-11-08 23:03:46,588 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:03:46,589 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:46,589 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:03:46,589 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:03:46,599 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,628 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,669 INFO L138 Inliner]: procedures = 177, calls = 55, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2024-11-08 23:03:46,673 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:03:46,673 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:03:46,674 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:03:46,674 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:03:46,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,691 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,691 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,714 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,719 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,725 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,729 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:03:46,730 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:03:46,731 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:03:46,731 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:03:46,732 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:03:46" (1/1) ... [2024-11-08 23:03:46,738 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:03:46,750 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:03:46,763 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:03:46,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:03:46,800 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:03:46,801 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:03:46,801 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:03:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:03:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:03:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:03:46,802 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:03:46,802 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:03:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:03:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:03:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:03:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:03:46,803 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:03:46,803 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:03:46,804 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:03:46,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:03:46,806 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 23:03:47,011 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:03:47,015 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:03:47,614 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:03:47,615 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:03:47,831 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-08 23:03:47,836 INFO L158 Benchmark]: Toolchain (without parser) took 2138.85ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 47.0MB in the beginning and 47.7MB in the end (delta: -727.6kB). Peak memory consumption was 32.2MB. Max. memory is 16.1GB. [2024-11-08 23:03:47,837 INFO L158 Benchmark]: CDTParser took 0.75ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 103.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:03:47,837 INFO L158 Benchmark]: CACSL2BoogieTranslator took 888.75ms. Allocated memory is still 73.4MB. Free memory was 46.8MB in the beginning and 39.5MB in the end (delta: 7.2MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. [2024-11-08 23:03:47,838 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.08ms. Allocated memory is still 73.4MB. Free memory was 39.5MB in the beginning and 37.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:03:47,839 INFO L158 Benchmark]: Boogie Preprocessor took 56.26ms. Allocated memory is still 73.4MB. Free memory was 37.1MB in the beginning and 34.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:03:47,839 INFO L158 Benchmark]: RCFGBuilder took 1103.52ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 34.7MB in the beginning and 47.7MB in the end (delta: -13.0MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2024-11-08 23:03:47,847 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.75ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 49.4MB in the end (delta: 103.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 888.75ms. Allocated memory is still 73.4MB. Free memory was 46.8MB in the beginning and 39.5MB in the end (delta: 7.2MB). Peak memory consumption was 19.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.08ms. Allocated memory is still 73.4MB. Free memory was 39.5MB in the beginning and 37.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.26ms. Allocated memory is still 73.4MB. Free memory was 37.1MB in the beginning and 34.7MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1103.52ms. Allocated memory was 73.4MB in the beginning and 94.4MB in the end (delta: 21.0MB). Free memory was 34.7MB in the beginning and 47.7MB in the end (delta: -13.0MB). Peak memory consumption was 19.5MB. 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: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:03:47,891 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b90d74f9-3bb9-4e9a-9bba-3b4d73c40592/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~b$r_buff1_thd0~0 := (if 0bv8 == ~b$r_buff0_thd0~0 then 0bv8 else 1bv8);~b$r_buff1_thd1~0 := (if 0bv8 == ~b$r_buff0_thd1~0 then 0bv8 else 1bv8);~b$r_buff1_thd2~0 := (if 0bv8 == ~b$r_buff0_thd2~0 then 0bv8 else 1bv8);~b$r_buff1_thd3~0 := (if 0bv8 == ~b$r_buff0_thd3~0 then 0bv8 else 1bv8);~b$r_buff1_thd4~0 := (if 0bv8 == ~b$r_buff0_thd4~0 then 0bv8 else 1bv8);~b$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?