./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.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_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/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_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/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_29fef6e2-9385-4326-bffa-13f811d1eeb4/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 da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:27,572 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:27,657 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:11:27,663 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:11:27,664 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:11:27,695 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:27,696 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:27,697 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:27,698 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:27,698 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:27,699 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:27,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:27,700 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:27,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:11:27,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:27,703 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:27,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:27,704 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:27,705 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:27,705 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:27,712 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:27,713 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:27,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:27,714 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:27,714 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:27,715 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:27,716 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:27,716 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:27,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:27,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:27,719 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:11:27,719 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:11:27,719 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:27,720 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da [2023-11-19 03:11:28,059 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:28,092 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:28,096 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:28,097 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:28,098 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:28,100 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-19 03:11:31,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:31,874 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:31,874 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-19 03:11:31,899 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data/ef9f3fd8a/384746af74254eafbf5f41174f847dbf/FLAG6c701ed97 [2023-11-19 03:11:31,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data/ef9f3fd8a/384746af74254eafbf5f41174f847dbf [2023-11-19 03:11:31,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:31,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:31,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:31,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:31,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:31,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:31" (1/1) ... [2023-11-19 03:11:31,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4f8a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:31, skipping insertion in model container [2023-11-19 03:11:31,932 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:31" (1/1) ... [2023-11-19 03:11:32,014 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:32,268 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:11:33,077 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2023-11-19 03:11:33,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:33,142 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:33,157 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:11:33,231 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2023-11-19 03:11:33,251 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:33,424 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:33,425 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:33,425 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:33,434 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:33,435 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33 WrapperNode [2023-11-19 03:11:33,435 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:33,436 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:33,436 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:33,437 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:33,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,561 INFO L138 Inliner]: procedures = 469, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 108 [2023-11-19 03:11:33,562 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:33,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:33,563 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:33,563 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:33,573 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,573 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,597 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,598 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,612 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,650 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,653 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,668 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:33,669 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:33,670 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:33,670 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:33,671 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:33" (1/1) ... [2023-11-19 03:11:33,677 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:33,692 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:33,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:33,717 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:11:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:11:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:11:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 03:11:33,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 03:11:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 03:11:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 03:11:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:11:33,753 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:11:33,754 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 03:11:34,081 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:34,084 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:34,388 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:34,460 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:34,460 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:11:34,463 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: havoc my_drv_disconnect_#t~mem15#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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:11:34,468 INFO L158 Benchmark]: Toolchain (without parser) took 2545.53ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 102.3MB in the end (delta: 33.4MB). Peak memory consumption was 34.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:34,469 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 138.4MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:34,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1512.46ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 135.8MB in the end (delta: -57.1kB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2023-11-19 03:11:34,470 INFO L158 Benchmark]: Boogie Procedure Inliner took 125.73ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 132.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:34,471 INFO L158 Benchmark]: Boogie Preprocessor took 105.98ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 129.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:34,472 INFO L158 Benchmark]: RCFGBuilder took 796.54ms. Allocated memory is still 178.3MB. Free memory was 129.6MB in the beginning and 102.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-19 03:11:34,476 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 138.4MB. Free memory is still 78.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1512.46ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 135.8MB in the end (delta: -57.1kB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 125.73ms. Allocated memory is still 178.3MB. Free memory was 135.8MB in the beginning and 132.6MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 105.98ms. Allocated memory is still 178.3MB. Free memory was 132.6MB in the beginning and 129.6MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 796.54ms. Allocated memory is still 178.3MB. Free memory was 129.6MB in the beginning and 102.3MB in the end (delta: 27.3MB). Peak memory consumption was 27.3MB. 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: havoc my_drv_disconnect_#t~mem15#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: havoc my_drv_disconnect_#t~mem15#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 03:11:34,514 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/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_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/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_29fef6e2-9385-4326-bffa-13f811d1eeb4/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 da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:11:37,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:11:37,598 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:11:37,675 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:11:37,676 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:11:37,677 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:11:37,678 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:11:37,679 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:11:37,680 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:11:37,686 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:11:37,687 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:11:37,687 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:11:37,688 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:11:37,690 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:11:37,690 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:11:37,691 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:11:37,691 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:11:37,692 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:11:37,692 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:11:37,693 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:11:37,694 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:11:37,694 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:11:37,695 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:11:37,695 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:11:37,696 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:11:37,696 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:37,697 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:37,698 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:11:37,699 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:37,699 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:11:37,701 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:11:37,701 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:11:37,701 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:11:37,702 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:11:37,702 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:11:37,703 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:11:37,703 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:11:37,703 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da1ee67f9d4a34134c6c682362ba77c4c77858b09ffe0620532fe4446dd160da [2023-11-19 03:11:38,159 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:11:38,198 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:11:38,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:11:38,203 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:11:38,204 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:11:38,207 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-19 03:11:41,581 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:11:42,047 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:11:42,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i [2023-11-19 03:11:42,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data/172bbef2e/03acd03fb60b4dc6ba22a26845178ad9/FLAG1bb637d62 [2023-11-19 03:11:42,107 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/data/172bbef2e/03acd03fb60b4dc6ba22a26845178ad9 [2023-11-19 03:11:42,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:11:42,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:11:42,121 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:42,121 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:11:42,126 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:11:42,127 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:42" (1/1) ... [2023-11-19 03:11:42,128 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b34d15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:42, skipping insertion in model container [2023-11-19 03:11:42,128 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:11:42" (1/1) ... [2023-11-19 03:11:42,225 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:42,415 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:11:43,007 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2023-11-19 03:11:43,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:43,081 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:11:43,097 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:11:43,101 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:11:43,146 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2023-11-19 03:11:43,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:43,183 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:11:43,197 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:11:43,239 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_29fef6e2-9385-4326-bffa-13f811d1eeb4/sv-benchmarks/c/ldv-races/race-2_4-container_of.i[75002,75015] [2023-11-19 03:11:43,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:11:43,461 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:43,461 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:43,461 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:11:43,470 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:11:43,471 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43 WrapperNode [2023-11-19 03:11:43,471 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:11:43,472 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:43,472 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:11:43,473 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:11:43,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,520 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,553 INFO L138 Inliner]: procedures = 473, calls = 63, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 106 [2023-11-19 03:11:43,554 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:11:43,555 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:11:43,555 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:11:43,555 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:11:43,567 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,567 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,575 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,575 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,601 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,604 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,613 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,617 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,627 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:11:43,628 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:11:43,628 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:11:43,629 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:11:43,630 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:11:43" (1/1) ... [2023-11-19 03:11:43,638 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:11:43,668 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:11:43,681 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:11:43,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:11:43,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:11:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:11:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:11:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-19 03:11:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:11:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-19 03:11:43,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:11:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:11:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-11-19 03:11:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-11-19 03:11:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:11:43,740 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:11:43,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:11:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-11-19 03:11:43,741 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-11-19 03:11:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:11:43,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:11:43,743 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 03:11:44,134 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:11:44,137 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:11:44,659 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:11:44,808 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:11:44,809 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:11:44,813 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: havoc my_drv_disconnect_#t~mem15#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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:11:44,818 INFO L158 Benchmark]: Toolchain (without parser) took 2702.39ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 59.4MB in the beginning and 56.8MB in the end (delta: 2.6MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2023-11-19 03:11:44,819 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:11:44,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1350.68ms. Allocated memory is still 88.1MB. Free memory was 59.2MB in the beginning and 60.8MB in the end (delta: -1.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. [2023-11-19 03:11:44,821 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.17ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 57.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:11:44,822 INFO L158 Benchmark]: Boogie Preprocessor took 72.44ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 53.6MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:11:44,823 INFO L158 Benchmark]: RCFGBuilder took 1187.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 53.6MB in the beginning and 56.8MB in the end (delta: -3.2MB). Peak memory consumption was 25.4MB. Max. memory is 16.1GB. [2023-11-19 03:11:44,834 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 58.7MB. Free memory is still 35.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1350.68ms. Allocated memory is still 88.1MB. Free memory was 59.2MB in the beginning and 60.8MB in the end (delta: -1.6MB). Peak memory consumption was 30.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.17ms. Allocated memory is still 88.1MB. Free memory was 60.8MB in the beginning and 57.1MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 72.44ms. Allocated memory is still 88.1MB. Free memory was 57.1MB in the beginning and 53.6MB in the end (delta: 3.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1187.44ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 53.6MB in the beginning and 56.8MB in the end (delta: -3.2MB). Peak memory consumption was 25.4MB. 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: havoc my_drv_disconnect_#t~mem15#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: havoc my_drv_disconnect_#t~mem15#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 03:11:44,886 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_29fef6e2-9385-4326-bffa-13f811d1eeb4/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: havoc my_drv_disconnect_#t~mem15#1;). Is there illegal control flow (e.g. loops) within an atomic block?