./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:58,678 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:58,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:31:58,778 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:58,779 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:58,809 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:58,810 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:31:58,811 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:31:58,812 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:58,813 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:58,814 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:58,814 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:31:58,815 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:58,820 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:58,821 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:58,822 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:58,823 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:31:58,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:58,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:31:58,825 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:58,825 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:31:58,826 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:58,826 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:58,827 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:58,827 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:58,828 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:58,828 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:58,829 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:58,829 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:58,830 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:31:58,830 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:58,831 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:58,831 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:31:58,831 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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2023-11-19 03:31:59,181 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:59,223 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:59,226 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:59,228 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:59,229 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:59,230 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:32:02,857 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:03,129 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:03,130 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:32:03,144 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data/03de3fc61/7fcd52c4ad814bc58097bc695651938e/FLAGf4db94a5a [2023-11-19 03:32:03,172 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data/03de3fc61/7fcd52c4ad814bc58097bc695651938e [2023-11-19 03:32:03,185 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:03,188 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:03,194 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:03,194 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:03,201 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:03,202 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@438476b1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03, skipping insertion in model container [2023-11-19 03:32:03,205 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,247 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:03,544 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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3066,3079] [2023-11-19 03:32:03,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:03,561 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:03,589 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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3066,3079] [2023-11-19 03:32:03,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:03,601 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:03,601 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:03,611 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:03,612 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03 WrapperNode [2023-11-19 03:32:03,612 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:03,614 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:03,614 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:03,614 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:03,624 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,635 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,662 INFO L138 Inliner]: procedures = 22, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 73 [2023-11-19 03:32:03,663 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:03,664 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:03,664 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:03,664 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:03,676 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,677 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,681 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,681 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,690 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,703 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:03,704 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:03,704 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:03,704 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:03,705 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:03" (1/1) ... [2023-11-19 03:32:03,712 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:03,742 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:03,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:03,785 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:03,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:03,820 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:03,820 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:03,822 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:03,822 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:03,823 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:03,823 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:03,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:03,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:03,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:03,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:03,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:32:03,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:03,824 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:03,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:03,825 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:03,825 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:32:03,827 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:03,829 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 03:32:03,957 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:03,960 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:04,245 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:04,391 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:04,393 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:32:04,396 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: #t~post4 := ~pos~0;~pos~0 := #t~post4 - 1;havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := #t~post5 - 1;havoc #t~post5;). 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 03:32:04,408 INFO L158 Benchmark]: Toolchain (without parser) took 1218.93ms. Allocated memory is still 155.2MB. Free memory was 112.4MB in the beginning and 97.7MB in the end (delta: 14.7MB). Peak memory consumption was 11.0MB. Max. memory is 16.1GB. [2023-11-19 03:32:04,409 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:04,411 INFO L158 Benchmark]: CACSL2BoogieTranslator took 418.98ms. Allocated memory is still 155.2MB. Free memory was 112.4MB in the beginning and 121.3MB in the end (delta: -8.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-19 03:32:04,412 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.15ms. Allocated memory is still 155.2MB. Free memory was 121.3MB in the beginning and 119.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:04,414 INFO L158 Benchmark]: Boogie Preprocessor took 39.29ms. Allocated memory is still 155.2MB. Free memory was 119.6MB in the beginning and 118.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:04,416 INFO L158 Benchmark]: RCFGBuilder took 702.07ms. Allocated memory is still 155.2MB. Free memory was 118.1MB in the beginning and 97.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:32:04,421 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 109.1MB. Free memory is still 77.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 418.98ms. Allocated memory is still 155.2MB. Free memory was 112.4MB in the beginning and 121.3MB in the end (delta: -8.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.15ms. Allocated memory is still 155.2MB. Free memory was 121.3MB in the beginning and 119.6MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.29ms. Allocated memory is still 155.2MB. Free memory was 119.6MB in the beginning and 118.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 702.07ms. Allocated memory is still 155.2MB. Free memory was 118.1MB in the beginning and 97.7MB in the end (delta: 20.4MB). Peak memory consumption was 18.9MB. 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: #t~post4 := ~pos~0;~pos~0 := #t~post4 - 1;havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := #t~post5 - 1;havoc #t~post5;). 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: #t~post4 := ~pos~0;~pos~0 := #t~post4 - 1;havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := #t~post5 - 1;havoc #t~post5;). 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 03:32:04,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:07,658 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:07,760 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 03:32:07,800 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:07,802 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:32:07,802 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:32:07,804 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:07,804 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:07,805 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:07,806 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:32:07,807 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:07,808 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:07,808 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:07,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:32:07,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:07,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:32:07,811 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:32:07,812 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:32:07,813 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:32:07,813 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:07,814 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:32:07,815 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:07,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:07,817 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:07,817 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:07,818 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:07,819 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:07,820 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:07,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:07,821 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:07,822 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:07,822 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:32:07,823 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:32:07,823 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:07,824 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:32:07,825 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:32:07,825 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:07,825 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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 103efe8931e099ca6c2446ad32c4c46818a6d213fc850bc42032bda38d601e6f [2023-11-19 03:32:08,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:08,332 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:08,339 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:08,342 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:08,342 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:08,345 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:32:11,926 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:12,226 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:12,227 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c [2023-11-19 03:32:12,238 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data/2769e52c0/cbbbd0504de347009d180da36821844c/FLAG678bc5db9 [2023-11-19 03:32:12,262 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/data/2769e52c0/cbbbd0504de347009d180da36821844c [2023-11-19 03:32:12,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:12,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:12,276 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:12,276 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:12,280 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:12,284 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,285 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2873973a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12, skipping insertion in model container [2023-11-19 03:32:12,285 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,321 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:12,560 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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3066,3079] [2023-11-19 03:32:12,565 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:12,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:12,601 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_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/sv-benchmarks/c/weaver/parallel-misc-5.wvr.c[3066,3079] [2023-11-19 03:32:12,602 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:12,611 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:12,612 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:12,620 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:12,620 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12 WrapperNode [2023-11-19 03:32:12,620 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:12,622 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:12,622 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:12,622 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:12,629 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,640 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,660 INFO L138 Inliner]: procedures = 24, calls = 45, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2023-11-19 03:32:12,661 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:12,662 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:12,662 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:12,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:12,672 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,673 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,693 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,695 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,704 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,724 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,727 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,728 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,733 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:12,734 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:12,734 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:12,734 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:12,735 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,742 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:12,772 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:12,787 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:12,816 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:12,844 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:12,844 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:12,845 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:12,855 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:12,855 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:32:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:32:12,859 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:12,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:12,860 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:32:12,862 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 03:32:13,041 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:13,043 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:13,422 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:13,569 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:13,569 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:32:13,571 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: #t~post4 := ~pos~0;~pos~0 := ~bvsub~32(#t~post4, 1bv32);havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := ~bvsub~32(#t~post5, 1bv32);havoc #t~post5;). 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 03:32:13,578 INFO L158 Benchmark]: Toolchain (without parser) took 1305.91ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 35.7MB in the end (delta: 18.7MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-19 03:32:13,579 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:13,580 INFO L158 Benchmark]: CACSL2BoogieTranslator took 345.29ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.4MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:32:13,581 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.37ms. Allocated memory is still 77.6MB. Free memory was 42.4MB in the beginning and 40.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:13,582 INFO L158 Benchmark]: Boogie Preprocessor took 71.38ms. Allocated memory is still 77.6MB. Free memory was 40.6MB in the beginning and 39.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:13,584 INFO L158 Benchmark]: RCFGBuilder took 842.03ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 35.7MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:32:13,592 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 77.6MB. Free memory was 53.7MB in the beginning and 53.6MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 345.29ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.4MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.37ms. Allocated memory is still 77.6MB. Free memory was 42.4MB in the beginning and 40.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 71.38ms. Allocated memory is still 77.6MB. Free memory was 40.6MB in the beginning and 39.1MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 842.03ms. Allocated memory is still 77.6MB. Free memory was 39.1MB in the beginning and 35.7MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~post4 := ~pos~0;~pos~0 := ~bvsub~32(#t~post4, 1bv32);havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := ~bvsub~32(#t~post5, 1bv32);havoc #t~post5;). 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: #t~post4 := ~pos~0;~pos~0 := ~bvsub~32(#t~post4, 1bv32);havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := ~bvsub~32(#t~post5, 1bv32);havoc #t~post5;). 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 03:32:13,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c15d7e0-69c2-426c-b7cb-45fdc143d79d/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: #t~post4 := ~pos~0;~pos~0 := ~bvsub~32(#t~post4, 1bv32);havoc #t~post4;#t~post5 := ~c1~0;~c1~0 := ~bvsub~32(#t~post5, 1bv32);havoc #t~post5;). Is there illegal control flow (e.g. loops) within an atomic block?