./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/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_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:41,779 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:41,888 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:12:41,898 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:12:41,899 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:12:41,939 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:41,942 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:41,943 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:41,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:41,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:41,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:41,947 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:41,947 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:41,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:12:41,951 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:41,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:41,952 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:41,952 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:41,953 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:41,955 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:41,956 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:12:41,957 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:12:41,957 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:41,958 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:41,958 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:41,959 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:41,959 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:41,960 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:41,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:41,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:41,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:41,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:41,967 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:41,968 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:12:41,969 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:12:41,970 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_d35f31ac-6917-479d-b023-48067d6d8a30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2024-11-09 00:12:42,355 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:42,391 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:42,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:42,398 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:42,399 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:42,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i Unable to find full path for "g++" [2024-11-09 00:12:45,084 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:45,476 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:45,479 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2024-11-09 00:12:45,504 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data/489f8ff83/035c631d3de843a2bde304e241348469/FLAG95a4d64cd [2024-11-09 00:12:45,532 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data/489f8ff83/035c631d3de843a2bde304e241348469 [2024-11-09 00:12:45,535 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:45,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:45,541 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:45,543 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:45,551 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:45,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:45" (1/1) ... [2024-11-09 00:12:45,553 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dcb97fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:45, skipping insertion in model container [2024-11-09 00:12:45,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:45" (1/1) ... [2024-11-09 00:12:45,637 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:46,323 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:46,342 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:46,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:46,503 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:46,504 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46 WrapperNode [2024-11-09 00:12:46,504 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:46,505 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:46,506 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:46,506 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:46,517 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,553 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,601 INFO L138 Inliner]: procedures = 175, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2024-11-09 00:12:46,601 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:46,602 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:46,602 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:46,603 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:46,616 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,616 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,622 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,627 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,639 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,643 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,646 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,649 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,655 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:46,657 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:46,657 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:46,657 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:46,658 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:46" (1/1) ... [2024-11-09 00:12:46,666 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:46,686 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:46,703 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:46,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-09 00:12:46,753 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:12:46,753 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:12:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-09 00:12:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:12:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:46,754 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:12:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:12:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:12:46,755 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:12:46,755 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:12:46,756 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:12:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:12:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:12:46,756 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:46,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:46,759 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:12:47,026 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:47,030 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:47,741 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:12:47,743 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:48,198 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:12:48,204 INFO L158 Benchmark]: Toolchain (without parser) took 2665.26ms. Allocated memory is still 184.5MB. Free memory was 145.5MB in the beginning and 68.3MB in the end (delta: 77.1MB). Peak memory consumption was 80.2MB. Max. memory is 16.1GB. [2024-11-09 00:12:48,205 INFO L158 Benchmark]: CDTParser took 0.50ms. Allocated memory is still 123.7MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:48,206 INFO L158 Benchmark]: CACSL2BoogieTranslator took 963.23ms. Allocated memory is still 184.5MB. Free memory was 145.5MB in the beginning and 118.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-09 00:12:48,207 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.10ms. Allocated memory is still 184.5MB. Free memory was 118.1MB in the beginning and 115.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:12:48,208 INFO L158 Benchmark]: Boogie Preprocessor took 53.51ms. Allocated memory is still 184.5MB. Free memory was 115.5MB in the beginning and 113.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:48,209 INFO L158 Benchmark]: RCFGBuilder took 1544.91ms. Allocated memory is still 184.5MB. Free memory was 113.0MB in the beginning and 68.3MB in the end (delta: 44.6MB). Peak memory consumption was 46.6MB. Max. memory is 16.1GB. [2024-11-09 00:12:48,212 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.50ms. Allocated memory is still 123.7MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 963.23ms. Allocated memory is still 184.5MB. Free memory was 145.5MB in the beginning and 118.1MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.10ms. Allocated memory is still 184.5MB. Free memory was 118.1MB in the beginning and 115.5MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.51ms. Allocated memory is still 184.5MB. Free memory was 115.5MB in the beginning and 113.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1544.91ms. Allocated memory is still 184.5MB. Free memory was 113.0MB in the beginning and 68.3MB in the end (delta: 44.6MB). Peak memory consumption was 46.6MB. 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: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0 == ~x$r_buff0_thd0~0 % 256 then 0 else 1);~x$r_buff1_thd1~0 := (if 0 == ~x$r_buff0_thd1~0 % 256 then 0 else 1);~x$r_buff1_thd2~0 := (if 0 == ~x$r_buff0_thd2~0 % 256 then 0 else 1);~x$r_buff1_thd3~0 := (if 0 == ~x$r_buff0_thd3~0 % 256 then 0 else 1);~x$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. [2024-11-09 00:12:48,254 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/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_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/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_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:12:51,382 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:12:51,509 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-09 00:12:51,551 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:12:51,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:12:51,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:12:51,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:12:51,557 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:12:51,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:12:51,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:12:51,558 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:12:51,559 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:12:51,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:12:51,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:12:51,564 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:12:51,565 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:12:51,565 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-09 00:12:51,566 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-09 00:12:51,566 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:12:51,567 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:12:51,567 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-09 00:12:51,568 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:12:51,571 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:12:51,572 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:12:51,572 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:12:51,573 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:12:51,573 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:12:51,573 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:12:51,574 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:51,574 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-09 00:12:51,574 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:12:51,577 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:51,577 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:12:51,577 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:12:51,578 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:12:51,578 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-09 00:12:51,578 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-09 00:12:51,578 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-09 00:12:51,579 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_d35f31ac-6917-479d-b023-48067d6d8a30/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 384baf663e8fa66fe4dacec773bc2c5acf71b0d621e6212d04013b3fa3b41d51 [2024-11-09 00:12:52,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:12:52,138 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:12:52,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:12:52,146 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:12:52,147 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:12:52,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/safe008_power.opt.i Unable to find full path for "g++" [2024-11-09 00:12:54,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:12:55,197 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:12:55,198 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/sv-benchmarks/c/pthread-wmm/safe008_power.opt.i [2024-11-09 00:12:55,225 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data/c59c82a57/dac328dcc5ce481f84306cbfc0908cd6/FLAGbfb9cd685 [2024-11-09 00:12:55,353 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/data/c59c82a57/dac328dcc5ce481f84306cbfc0908cd6 [2024-11-09 00:12:55,359 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:12:55,361 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:12:55,365 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:55,365 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:12:55,373 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:12:55,374 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:55" (1/1) ... [2024-11-09 00:12:55,376 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57f71e1c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:55, skipping insertion in model container [2024-11-09 00:12:55,376 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:12:55" (1/1) ... [2024-11-09 00:12:55,461 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:12:56,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:56,159 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:12:56,249 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:12:56,308 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:12:56,308 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56 WrapperNode [2024-11-09 00:12:56,309 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:12:56,310 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:56,310 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:12:56,311 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:12:56,321 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,345 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,398 INFO L138 Inliner]: procedures = 179, calls = 62, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2024-11-09 00:12:56,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:12:56,402 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:12:56,402 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:12:56,403 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:12:56,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,425 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,432 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,461 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,464 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,475 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,480 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,510 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:12:56,511 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:12:56,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:12:56,515 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:12:56,516 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:12:56" (1/1) ... [2024-11-09 00:12:56,530 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:12:56,548 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:12:56,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:12:56,570 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:12:56,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-09 00:12:56,615 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:12:56,616 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:12:56,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-09 00:12:56,617 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:12:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-09 00:12:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-09 00:12:56,618 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-09 00:12:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-09 00:12:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-09 00:12:56,619 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-09 00:12:56,619 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-09 00:12:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-09 00:12:56,620 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-09 00:12:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-09 00:12:56,620 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:12:56,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:12:56,623 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-09 00:12:56,885 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:12:56,888 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:12:57,563 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-09 00:12:57,564 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:12:58,164 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-09 00:12:58,172 INFO L158 Benchmark]: Toolchain (without parser) took 2808.10ms. Allocated memory was 65.0MB in the beginning and 98.6MB in the end (delta: 33.6MB). Free memory was 39.0MB in the beginning and 66.0MB in the end (delta: -27.0MB). Peak memory consumption was 36.0MB. Max. memory is 16.1GB. [2024-11-09 00:12:58,174 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:12:58,175 INFO L158 Benchmark]: CACSL2BoogieTranslator took 944.64ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.7MB in the beginning and 38.8MB in the end (delta: -62.4kB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2024-11-09 00:12:58,176 INFO L158 Benchmark]: Boogie Procedure Inliner took 88.73ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 36.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:12:58,177 INFO L158 Benchmark]: Boogie Preprocessor took 108.34ms. Allocated memory is still 79.7MB. Free memory was 36.1MB in the beginning and 56.3MB in the end (delta: -20.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2024-11-09 00:12:58,178 INFO L158 Benchmark]: RCFGBuilder took 1656.35ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 56.3MB in the beginning and 66.0MB in the end (delta: -9.7MB). Peak memory consumption was 36.8MB. Max. memory is 16.1GB. [2024-11-09 00:12:58,186 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.41ms. Allocated memory is still 65.0MB. Free memory was 40.5MB in the beginning and 40.5MB in the end (delta: 81.7kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 944.64ms. Allocated memory was 65.0MB in the beginning and 79.7MB in the end (delta: 14.7MB). Free memory was 38.7MB in the beginning and 38.8MB in the end (delta: -62.4kB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 88.73ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 36.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 108.34ms. Allocated memory is still 79.7MB. Free memory was 36.1MB in the beginning and 56.3MB in the end (delta: -20.2MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1656.35ms. Allocated memory was 79.7MB in the beginning and 98.6MB in the end (delta: 18.9MB). Free memory was 56.3MB in the beginning and 66.0MB in the end (delta: -9.7MB). Peak memory consumption was 36.8MB. 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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$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. [2024-11-09 00:12:58,235 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d35f31ac-6917-479d-b023-48067d6d8a30/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: ~x$r_buff1_thd0~0 := (if 0bv8 == ~x$r_buff0_thd0~0 then 0bv8 else 1bv8);~x$r_buff1_thd1~0 := (if 0bv8 == ~x$r_buff0_thd1~0 then 0bv8 else 1bv8);~x$r_buff1_thd2~0 := (if 0bv8 == ~x$r_buff0_thd2~0 then 0bv8 else 1bv8);~x$r_buff1_thd3~0 := (if 0bv8 == ~x$r_buff0_thd3~0 then 0bv8 else 1bv8);~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?