./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL --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 e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:08,893 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:09,008 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:37:09,017 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:37:09,018 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:37:09,057 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:09,058 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:09,059 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:09,060 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:09,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:09,066 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:09,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:09,067 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:09,069 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:37:09,069 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:09,070 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:09,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:09,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:09,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:09,072 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:09,072 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:09,073 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:09,074 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:09,074 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:09,075 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:09,076 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:09,076 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:09,078 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:09,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:09,079 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:09,081 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:37:09,081 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:37:09,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:09,082 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_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 [2023-11-19 03:37:09,430 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:09,466 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:09,470 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:09,471 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:09,472 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:09,473 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:37:13,293 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:13,654 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:13,658 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:37:13,690 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data/51045d654/0aa0e3213e23499b9bc4062990c4083c/FLAG643612957 [2023-11-19 03:37:13,708 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data/51045d654/0aa0e3213e23499b9bc4062990c4083c [2023-11-19 03:37:13,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:13,716 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:13,720 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:13,720 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:13,725 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:13,726 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:13" (1/1) ... [2023-11-19 03:37:13,728 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5cfb6a2c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:13, skipping insertion in model container [2023-11-19 03:37:13,741 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:13" (1/1) ... [2023-11-19 03:37:13,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:14,043 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[986,999] [2023-11-19 03:37:14,359 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:14,376 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:14,396 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[986,999] [2023-11-19 03:37:14,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:14,547 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:14,548 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:14,555 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:14,556 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14 WrapperNode [2023-11-19 03:37:14,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:14,558 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:14,558 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:14,558 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:14,566 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,606 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,640 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 104 [2023-11-19 03:37:14,640 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:14,641 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:14,641 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:14,642 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:14,651 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,652 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,655 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,655 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,677 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,690 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:14,712 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:14,712 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:14,712 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:14,713 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:14" (1/1) ... [2023-11-19 03:37:14,717 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:14,729 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:14,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:14,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:37:14,776 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:37:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:37:14,776 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:37:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:37:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:37:14,777 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:37:14,777 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:37:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:37:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:37:14,778 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:37:14,778 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:37:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:37:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:37:14,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:14,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:14,781 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:37:14,983 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:14,985 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:15,354 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:15,499 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:15,499 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:37:15,501 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:37:15,505 INFO L158 Benchmark]: Toolchain (without parser) took 1788.07ms. Allocated memory is still 172.0MB. Free memory was 141.1MB in the beginning and 109.6MB in the end (delta: 31.5MB). Peak memory consumption was 35.9MB. Max. memory is 16.1GB. [2023-11-19 03:37:15,505 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:37:15,506 INFO L158 Benchmark]: CACSL2BoogieTranslator took 836.84ms. Allocated memory is still 172.0MB. Free memory was 140.9MB in the beginning and 119.2MB in the end (delta: 21.6MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-11-19 03:37:15,507 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.05ms. Allocated memory is still 172.0MB. Free memory was 119.2MB in the beginning and 116.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:37:15,507 INFO L158 Benchmark]: Boogie Preprocessor took 55.33ms. Allocated memory is still 172.0MB. Free memory was 116.5MB in the beginning and 114.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:15,508 INFO L158 Benchmark]: RCFGBuilder took 791.64ms. Allocated memory is still 172.0MB. Free memory was 114.2MB in the beginning and 109.6MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:37:15,511 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 134.2MB. Free memory is still 106.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 836.84ms. Allocated memory is still 172.0MB. Free memory was 140.9MB in the beginning and 119.2MB in the end (delta: 21.6MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.05ms. Allocated memory is still 172.0MB. Free memory was 119.2MB in the beginning and 116.5MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.33ms. Allocated memory is still 172.0MB. Free memory was 116.5MB in the beginning and 114.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 791.64ms. Allocated memory is still 172.0MB. Free memory was 114.2MB in the beginning and 109.6MB in the end (delta: 4.6MB). Peak memory consumption was 8.4MB. 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff0_thd1~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:37:15,547 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL --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 e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:37:18,254 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:37:18,367 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:37:18,400 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:37:18,401 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:37:18,402 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:37:18,403 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:37:18,404 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:37:18,404 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:37:18,405 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:37:18,405 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:37:18,406 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:37:18,407 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:37:18,407 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:37:18,408 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:37:18,408 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:37:18,409 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:37:18,409 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:37:18,410 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:37:18,410 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:37:18,411 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:37:18,412 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:37:18,412 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:37:18,413 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:37:18,413 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:37:18,413 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:37:18,414 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:37:18,414 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:37:18,415 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:18,415 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:37:18,416 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:37:18,416 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:37:18,416 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:37:18,417 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:37:18,417 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:37:18,417 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:37:18,418 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:37:18,418 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e73cda23545f4a54d3eef0093038f0fb79909f0b7b9d845db14abda8dd1f5281 [2023-11-19 03:37:18,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:37:18,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:37:18,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:37:18,805 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:37:18,806 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:37:18,808 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:37:22,553 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:37:22,938 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:37:22,938 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i [2023-11-19 03:37:22,954 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data/e408128b6/6e24ff0a0c624db98c0743c8d4a097f8/FLAG22c7bb78b [2023-11-19 03:37:22,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/data/e408128b6/6e24ff0a0c624db98c0743c8d4a097f8 [2023-11-19 03:37:22,972 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:37:22,974 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:37:22,975 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:22,975 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:37:22,980 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:37:22,981 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:22" (1/1) ... [2023-11-19 03:37:22,982 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58da83ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:22, skipping insertion in model container [2023-11-19 03:37:22,983 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:37:22" (1/1) ... [2023-11-19 03:37:23,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:37:23,238 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[986,999] [2023-11-19 03:37:23,569 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:23,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:37:23,611 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/sv-benchmarks/c/pthread-wmm/safe008_power.oepc_pso.oepc_pso.opt_rmo.oepc_rmo.opt.i[986,999] [2023-11-19 03:37:23,672 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:37:23,716 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:23,717 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:37:23,724 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:37:23,725 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23 WrapperNode [2023-11-19 03:37:23,725 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:37:23,726 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:23,727 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:37:23,727 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:37:23,734 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,782 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,828 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2023-11-19 03:37:23,836 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:37:23,836 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:37:23,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:37:23,837 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:37:23,846 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,847 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,862 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,862 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,881 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,897 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,901 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,903 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,908 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:37:23,911 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:37:23,911 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:37:23,911 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:37:23,914 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:37:23" (1/1) ... [2023-11-19 03:37:23,921 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:37:23,945 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:37:23,961 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:37:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:37:24,003 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:37:24,003 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:37:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:37:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:37:24,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:37:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:37:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:37:24,005 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 03:37:24,005 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 03:37:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 03:37:24,006 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 03:37:24,006 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 03:37:24,011 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 03:37:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:37:24,012 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:37:24,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:37:24,014 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:37:24,032 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:37:24,191 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:37:24,194 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:37:24,577 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:37:24,803 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:37:24,806 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:37:24,808 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:37:24,815 INFO L158 Benchmark]: Toolchain (without parser) took 1839.99ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 66.4MB in the end (delta: 6.6MB). Peak memory consumption was 38.3MB. Max. memory is 16.1GB. [2023-11-19 03:37:24,815 INFO L158 Benchmark]: CDTParser took 0.41ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:37:24,816 INFO L158 Benchmark]: CACSL2BoogieTranslator took 750.37ms. Allocated memory is still 98.6MB. Free memory was 72.7MB in the beginning and 48.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 03:37:24,817 INFO L158 Benchmark]: Boogie Procedure Inliner took 109.46ms. Allocated memory is still 98.6MB. Free memory was 48.5MB in the beginning and 75.0MB in the end (delta: -26.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-19 03:37:24,818 INFO L158 Benchmark]: Boogie Preprocessor took 73.78ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 72.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:37:24,820 INFO L158 Benchmark]: RCFGBuilder took 901.79ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 66.4MB in the end (delta: 6.0MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2023-11-19 03:37:24,825 INFO L338 ainManager$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 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 750.37ms. Allocated memory is still 98.6MB. Free memory was 72.7MB in the beginning and 48.5MB in the end (delta: 24.2MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 109.46ms. Allocated memory is still 98.6MB. Free memory was 48.5MB in the beginning and 75.0MB in the end (delta: -26.5MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.78ms. Allocated memory is still 98.6MB. Free memory was 75.0MB in the beginning and 72.4MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 901.79ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 66.4MB in the end (delta: 6.0MB). Peak memory consumption was 35.8MB. 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: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:37:24,869 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fdcbc0a0-7eae-4236-9f86-bc66bedb3f46/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: ~z$r_buff1_thd0~0 := ~z$r_buff0_thd0~0;~z$r_buff1_thd1~0 := ~z$r_buff0_thd1~0;~z$r_buff1_thd2~0 := ~z$r_buff0_thd2~0;~z$r_buff1_thd3~0 := ~z$r_buff0_thd3~0;~z$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?