./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_power.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_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/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_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/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_34da6a1a-17fb-460e-987d-856b8f74405e/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 be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:02:56,480 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:02:56,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:02:56,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:02:56,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:02:56,645 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:02:56,646 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:02:56,647 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:02:56,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:02:56,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:02:56,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:02:56,650 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:02:56,651 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:02:56,654 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:02:56,655 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:02:56,655 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:02:56,657 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:02:56,657 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:02:56,662 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:02:56,663 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:02:56,663 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:02:56,664 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:02:56,664 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:02:56,665 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:02:56,665 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:02:56,666 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:02:56,666 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:02:56,667 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:02:56,667 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:02:56,667 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:02:56,668 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:02:56,668 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:02:56,669 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:02:56,669 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_34da6a1a-17fb-460e-987d-856b8f74405e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2023-11-19 04:02:57,023 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:02:57,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:02:57,053 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:02:57,054 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:02:57,057 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:02:57,058 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2023-11-19 04:03:00,210 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:00,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:00,597 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2023-11-19 04:03:00,634 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data/49f77d9cc/9d3f3b7c338c4790bae1e2ae0533a656/FLAG17b04ba90 [2023-11-19 04:03:00,799 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data/49f77d9cc/9d3f3b7c338c4790bae1e2ae0533a656 [2023-11-19 04:03:00,805 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:00,808 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:00,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:00,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:00,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:00,850 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:00" (1/1) ... [2023-11-19 04:03:00,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b8713c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:00, skipping insertion in model container [2023-11-19 04:03:00,855 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:00" (1/1) ... [2023-11-19 04:03:00,943 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:01,137 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_34da6a1a-17fb-460e-987d-856b8f74405e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2023-11-19 04:03:01,400 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:01,413 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:01,431 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_34da6a1a-17fb-460e-987d-856b8f74405e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2023-11-19 04:03:01,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:01,531 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:01,531 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:01,539 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:01,540 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01 WrapperNode [2023-11-19 04:03:01,540 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:01,541 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:01,541 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:01,541 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:01,547 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,569 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,599 INFO L138 Inliner]: procedures = 176, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2023-11-19 04:03:01,599 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:01,600 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:01,600 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:01,600 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:01,610 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,611 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,617 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,617 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,639 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,642 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:01,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:01,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:01,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:01,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:01" (1/1) ... [2023-11-19 04:03:01,656 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:01,673 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:01,687 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:01,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:01,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:01,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:03:01,740 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:03:01,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:03:01,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:03:01,743 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:03:01,743 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:03:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:03:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:03:01,744 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:03:01,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:03:01,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:01,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:01,749 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 04:03:01,992 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:01,993 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:02,580 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:02,935 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:02,935 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:03:02,937 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 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:03:02,942 INFO L158 Benchmark]: Toolchain (without parser) took 2133.08ms. Allocated memory was 132.1MB in the beginning and 172.0MB in the end (delta: 39.8MB). Free memory was 67.7MB in the beginning and 91.4MB in the end (delta: -23.7MB). Peak memory consumption was 32.9MB. Max. memory is 16.1GB. [2023-11-19 04:03:02,943 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 88.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:02,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.35ms. Allocated memory is still 172.0MB. Free memory was 143.3MB in the beginning and 118.5MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:02,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.47ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 116.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:03:02,947 INFO L158 Benchmark]: Boogie Preprocessor took 47.99ms. Allocated memory is still 172.0MB. Free memory was 116.0MB in the beginning and 113.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:02,948 INFO L158 Benchmark]: RCFGBuilder took 1290.90ms. Allocated memory is still 172.0MB. Free memory was 113.5MB in the beginning and 91.6MB in the end (delta: 22.0MB). Peak memory consumption was 37.6MB. Max. memory is 16.1GB. [2023-11-19 04:03:02,959 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory was 101.6MB in the beginning and 101.5MB in the end (delta: 88.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.35ms. Allocated memory is still 172.0MB. Free memory was 143.3MB in the beginning and 118.5MB in the end (delta: 24.8MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.47ms. Allocated memory is still 172.0MB. Free memory was 118.5MB in the beginning and 116.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.99ms. Allocated memory is still 172.0MB. Free memory was 116.0MB in the beginning and 113.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1290.90ms. Allocated memory is still 172.0MB. Free memory was 113.5MB in the beginning and 91.6MB in the end (delta: 22.0MB). Peak memory consumption was 37.6MB. 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$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~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 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:03:03,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/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_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/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_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/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_34da6a1a-17fb-460e-987d-856b8f74405e/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 be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:05,708 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:05,792 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:03:05,833 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:05,834 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:05,835 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:05,836 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:05,837 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:05,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:05,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:05,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:05,840 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:05,840 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:05,841 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:05,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:05,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:05,843 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:03:05,844 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:03:05,844 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:03:05,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:05,845 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:05,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:05,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:05,847 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:05,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:05,848 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:05,849 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:05,850 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:05,850 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:05,851 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:05,851 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:05,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:05,852 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:03:05,853 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:05,853 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:05,853 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:03:05,853 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:05,854 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_34da6a1a-17fb-460e-987d-856b8f74405e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2023-11-19 04:03:06,219 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:06,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:06,243 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:06,244 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:06,245 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:06,246 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2023-11-19 04:03:09,556 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:10,029 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:10,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2023-11-19 04:03:10,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data/b9595269c/d67b9c1bff3f4a0cb2ad25731d3f7521/FLAG4f0be3188 [2023-11-19 04:03:10,086 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/data/b9595269c/d67b9c1bff3f4a0cb2ad25731d3f7521 [2023-11-19 04:03:10,096 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:10,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:10,102 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:10,102 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:10,107 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:10,108 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:10,109 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@469f0e1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10, skipping insertion in model container [2023-11-19 04:03:10,109 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:10,183 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:10,450 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_34da6a1a-17fb-460e-987d-856b8f74405e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2023-11-19 04:03:10,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:10,797 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:10,813 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_34da6a1a-17fb-460e-987d-856b8f74405e/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2023-11-19 04:03:10,883 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:10,957 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:10,957 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:10,966 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:10,966 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10 WrapperNode [2023-11-19 04:03:10,967 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:10,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:10,971 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:10,971 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:10,980 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,025 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,051 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2023-11-19 04:03:11,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:11,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:11,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:11,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:11,063 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,068 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,077 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,083 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,101 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,110 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,113 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,135 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:11,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:11,136 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:11,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:11,137 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:10" (1/1) ... [2023-11-19 04:03:11,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:11,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:11,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:11,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:03:11,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:03:11,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:03:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:03:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:11,210 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:03:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:03:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 04:03:11,211 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:03:11,211 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:03:11,213 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:03:11,214 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:03:11,214 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:03:11,214 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:03:11,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:03:11,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:11,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:11,216 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 04:03:11,407 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:11,410 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:11,993 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:12,434 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:12,435 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:03:12,438 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 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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.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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:03:12,445 INFO L158 Benchmark]: Toolchain (without parser) took 2346.33ms. Allocated memory is still 98.6MB. Free memory was 72.4MB in the beginning and 39.5MB in the end (delta: 32.9MB). Peak memory consumption was 38.0MB. Max. memory is 16.1GB. [2023-11-19 04:03:12,446 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:12,447 INFO L158 Benchmark]: CACSL2BoogieTranslator took 865.17ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 72.3MB in the end (delta: -231.5kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:12,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.15ms. Allocated memory is still 98.6MB. Free memory was 71.9MB in the beginning and 69.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:12,450 INFO L158 Benchmark]: Boogie Preprocessor took 82.88ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 66.9MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:03:12,451 INFO L158 Benchmark]: RCFGBuilder took 1307.08ms. Allocated memory is still 98.6MB. Free memory was 66.5MB in the beginning and 39.5MB in the end (delta: 26.9MB). Peak memory consumption was 31.9MB. Max. memory is 16.1GB. [2023-11-19 04:03:12,456 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 75.5MB. Free memory is still 51.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 865.17ms. Allocated memory is still 98.6MB. Free memory was 72.1MB in the beginning and 72.3MB in the end (delta: -231.5kB). Peak memory consumption was 29.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.15ms. Allocated memory is still 98.6MB. Free memory was 71.9MB in the beginning and 69.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.88ms. Allocated memory is still 98.6MB. Free memory was 69.3MB in the beginning and 66.9MB in the end (delta: 2.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1307.08ms. Allocated memory is still 98.6MB. Free memory was 66.5MB in the beginning and 39.5MB in the end (delta: 26.9MB). Peak memory consumption was 31.9MB. 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$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~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 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:328) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:03:12,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_34da6a1a-17fb-460e-987d-856b8f74405e/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: ~x$r_buff1_thd0~0 := ~x$r_buff0_thd0~0;~x$r_buff1_thd1~0 := ~x$r_buff0_thd1~0;~x$r_buff1_thd2~0 := ~x$r_buff0_thd2~0;~x$r_buff1_thd3~0 := ~x$r_buff0_thd3~0;~x$r_buff0_thd1~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?