./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix007.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/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_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix007.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 98fb631b7747d0724c093b074b80cf02851c21b4b9e1af2c5f1e3d032d6b592f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:23,459 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:23,583 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:57:23,591 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:57:23,592 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:57:23,634 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:23,635 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:23,636 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:23,636 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:23,637 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:23,638 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:23,638 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:23,639 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:23,639 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:57:23,640 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:23,640 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:23,641 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:23,641 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:23,642 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:23,642 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:23,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:23,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:23,648 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:23,649 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:23,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:23,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:23,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:23,651 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:23,651 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:23,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:23,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:23,656 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:23,656 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:57:23,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:57:23,657 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:23,658 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_63b3a62f-b963-446a-926c-549c1045dae7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98fb631b7747d0724c093b074b80cf02851c21b4b9e1af2c5f1e3d032d6b592f [2023-11-19 02:57:23,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:23,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:23,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:23,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:23,986 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:23,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix007.opt.i [2023-11-19 02:57:27,257 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:27,628 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:27,628 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/sv-benchmarks/c/pthread-wmm/mix007.opt.i [2023-11-19 02:57:27,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data/fa8a90ef9/f6d8cbc4afa04e6d9f6592629b049071/FLAG514cacaa5 [2023-11-19 02:57:27,674 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data/fa8a90ef9/f6d8cbc4afa04e6d9f6592629b049071 [2023-11-19 02:57:27,680 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:27,683 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:27,685 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:27,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:27,692 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:27,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7abd4b56 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:27, skipping insertion in model container [2023-11-19 02:57:27,697 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:27" (1/1) ... [2023-11-19 02:57:27,747 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:28,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:28,201 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:28,308 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:28,362 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:28,362 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:28,370 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:28,371 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28 WrapperNode [2023-11-19 02:57:28,371 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:28,373 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:28,373 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:28,373 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:28,381 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,467 INFO L138 Inliner]: procedures = 177, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 113 [2023-11-19 02:57:28,467 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:28,468 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:28,468 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:28,469 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:28,479 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,479 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,483 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,508 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,537 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:28,538 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:28,538 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:28,539 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:28,539 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:28" (1/1) ... [2023-11-19 02:57:28,546 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:28,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:28,590 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:28,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:28,643 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:57:28,644 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:57:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:57:28,645 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:57:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:28,646 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:57:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:57:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:57:28,647 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:57:28,647 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:57:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:57:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 02:57:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 02:57:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:57:28,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:57:28,649 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:28,652 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 02:57:28,807 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:28,809 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:29,291 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:29,481 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:29,481 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:57:29,483 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 02:57:29,494 INFO L158 Benchmark]: Toolchain (without parser) took 1809.89ms. Allocated memory is still 163.6MB. Free memory was 116.6MB in the beginning and 100.7MB in the end (delta: 15.9MB). Peak memory consumption was 46.4MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,494 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory was 88.0MB in the beginning and 88.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:29,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 686.39ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 92.3MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.11ms. Allocated memory is still 163.6MB. Free memory was 92.3MB in the beginning and 89.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,497 INFO L158 Benchmark]: Boogie Preprocessor took 69.10ms. Allocated memory is still 163.6MB. Free memory was 89.6MB in the beginning and 87.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,497 INFO L158 Benchmark]: RCFGBuilder took 953.83ms. Allocated memory is still 163.6MB. Free memory was 87.5MB in the beginning and 100.7MB in the end (delta: -13.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:29,501 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 123.7MB. Free memory was 88.0MB in the beginning and 88.0MB in the end (delta: 30.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 686.39ms. Allocated memory is still 163.6MB. Free memory was 116.0MB in the beginning and 92.3MB in the end (delta: 23.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.11ms. Allocated memory is still 163.6MB. Free memory was 92.3MB in the beginning and 89.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.10ms. Allocated memory is still 163.6MB. Free memory was 89.6MB in the beginning and 87.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 953.83ms. Allocated memory is still 163.6MB. Free memory was 87.5MB in the beginning and 100.7MB in the end (delta: -13.2MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:29,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/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_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/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_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix007.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 98fb631b7747d0724c093b074b80cf02851c21b4b9e1af2c5f1e3d032d6b592f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:57:32,245 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:57:32,405 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:57:32,468 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:57:32,469 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:57:32,470 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:57:32,471 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:57:32,472 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:57:32,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:57:32,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:57:32,480 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:57:32,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:57:32,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:57:32,483 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:57:32,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:57:32,484 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:57:32,484 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:57:32,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:57:32,485 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:57:32,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:57:32,486 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:57:32,487 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:57:32,487 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:57:32,488 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:57:32,488 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:57:32,489 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:57:32,489 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:57:32,490 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:32,490 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:32,491 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:57:32,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:32,492 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:57:32,492 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:57:32,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:57:32,492 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:57:32,493 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:57:32,493 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:57:32,493 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:57:32,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:57:32,493 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_63b3a62f-b963-446a-926c-549c1045dae7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98fb631b7747d0724c093b074b80cf02851c21b4b9e1af2c5f1e3d032d6b592f [2023-11-19 02:57:32,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:57:32,864 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:57:32,866 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:57:32,868 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:57:32,868 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:57:32,870 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix007.opt.i [2023-11-19 02:57:36,053 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:57:36,401 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:57:36,402 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/sv-benchmarks/c/pthread-wmm/mix007.opt.i [2023-11-19 02:57:36,431 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data/761aeb1a2/290693e1b85a499faa6736aa64dfbdfa/FLAGb320e4253 [2023-11-19 02:57:36,450 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/data/761aeb1a2/290693e1b85a499faa6736aa64dfbdfa [2023-11-19 02:57:36,454 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:57:36,456 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:57:36,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:36,457 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:57:36,464 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:57:36,465 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,466 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29965cd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:36, skipping insertion in model container [2023-11-19 02:57:36,466 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:57:36" (1/1) ... [2023-11-19 02:57:36,523 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:57:37,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:37,092 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:57:37,213 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:57:37,269 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:37,269 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:57:37,277 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:57:37,278 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37 WrapperNode [2023-11-19 02:57:37,278 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:57:37,280 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:37,280 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:57:37,280 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:57:37,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,343 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,381 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 114 [2023-11-19 02:57:37,381 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:57:37,382 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:57:37,382 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:57:37,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:57:37,392 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,413 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,413 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,441 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,450 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,453 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,458 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:57:37,459 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:57:37,459 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:57:37,460 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:57:37,468 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:57:37" (1/1) ... [2023-11-19 02:57:37,475 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:57:37,491 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:57:37,505 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:57:37,527 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:57:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 02:57:37,552 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 02:57:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:57:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:57:37,552 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:57:37,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:57:37,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:57:37,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:57:37,553 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:57:37,553 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:57:37,553 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:57:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:57:37,554 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:57:37,554 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:57:37,555 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-19 02:57:37,556 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-19 02:57:37,556 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:57:37,557 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:57:37,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:57:37,558 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 02:57:37,762 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:57:37,767 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:57:38,235 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:57:38,491 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:57:38,492 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:57:38,494 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 02:57:38,500 INFO L158 Benchmark]: Toolchain (without parser) took 2043.09ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 50.2MB in the beginning and 39.7MB in the end (delta: 10.5MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 02:57:38,500 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:57:38,501 INFO L158 Benchmark]: CACSL2BoogieTranslator took 821.92ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 46.5MB in the end (delta: 3.4MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:38,502 INFO L158 Benchmark]: Boogie Procedure Inliner took 101.62ms. Allocated memory is still 75.5MB. Free memory was 46.2MB in the beginning and 43.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:38,504 INFO L158 Benchmark]: Boogie Preprocessor took 76.25ms. Allocated memory is still 75.5MB. Free memory was 43.8MB in the beginning and 41.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:57:38,505 INFO L158 Benchmark]: RCFGBuilder took 1038.59ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 41.3MB in the beginning and 39.7MB in the end (delta: 1.6MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. [2023-11-19 02:57:38,514 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 75.5MB. Free memory is still 51.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 821.92ms. Allocated memory is still 75.5MB. Free memory was 50.0MB in the beginning and 46.5MB in the end (delta: 3.4MB). Peak memory consumption was 24.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 101.62ms. Allocated memory is still 75.5MB. Free memory was 46.2MB in the beginning and 43.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.25ms. Allocated memory is still 75.5MB. Free memory was 43.8MB in the beginning and 41.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1038.59ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 41.3MB in the beginning and 39.7MB in the end (delta: 1.6MB). Peak memory consumption was 23.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:57:38,569 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63b3a62f-b963-446a-926c-549c1045dae7/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?