./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi --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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:00,444 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:00,566 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:01:00,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:01:00,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:01:00,613 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:00,614 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:00,615 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:00,616 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:00,621 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:00,622 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:00,622 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:00,623 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:00,625 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:01:00,626 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:00,627 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:00,627 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:00,628 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:00,628 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:00,629 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:00,629 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:00,630 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:00,630 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:00,632 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:00,633 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:00,634 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:00,634 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:00,635 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:00,635 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:00,636 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:00,637 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:00,638 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:00,638 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:01:00,638 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:01:00,639 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:00,639 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_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2023-11-24 23:01:00,995 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:01,029 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:01,031 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:01,033 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:01,033 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:01,035 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-24 23:01:04,266 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:04,587 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:04,587 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-24 23:01:04,616 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data/4d32621fa/b4f2626b74b54237b6bfcfa0627a543f/FLAGec03259da [2023-11-24 23:01:04,631 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data/4d32621fa/b4f2626b74b54237b6bfcfa0627a543f [2023-11-24 23:01:04,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:04,636 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:04,637 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:04,637 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:04,643 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:04,644 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,645 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2585f3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:04, skipping insertion in model container [2023-11-24 23:01:04,645 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:04" (1/1) ... [2023-11-24 23:01:04,704 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:05,223 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:05,243 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:05,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:05,412 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:05,412 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:05,420 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:05,421 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05 WrapperNode [2023-11-24 23:01:05,421 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:05,423 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:05,423 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:05,423 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:05,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,471 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,529 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-24 23:01:05,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:05,531 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:05,531 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:05,531 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:05,543 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,543 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,548 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,549 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,559 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,562 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,565 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,568 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,573 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:05,574 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:05,574 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:05,574 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:05,575 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:05" (1/1) ... [2023-11-24 23:01:05,586 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:05,605 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:05,625 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:05,630 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:05,667 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:01:05,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:01:05,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:01:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:01:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:05,669 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:01:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:01:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:01:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:01:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:01:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:01:05,670 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:01:05,670 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:01:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:01:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:01:05,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:05,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:05,677 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:01:05,911 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:05,914 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:06,491 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:06,676 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-24 23:01:06,681 INFO L158 Benchmark]: Toolchain (without parser) took 2044.38ms. Allocated memory is still 207.6MB. Free memory was 159.3MB in the beginning and 170.0MB in the end (delta: -10.7MB). Peak memory consumption was 77.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:06,682 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:01:06,683 INFO L158 Benchmark]: CACSL2BoogieTranslator took 784.78ms. Allocated memory is still 207.6MB. Free memory was 159.3MB in the beginning and 134.9MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:06,684 INFO L158 Benchmark]: Boogie Procedure Inliner took 107.36ms. Allocated memory is still 207.6MB. Free memory was 134.9MB in the beginning and 132.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:01:06,685 INFO L158 Benchmark]: Boogie Preprocessor took 42.33ms. Allocated memory is still 207.6MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:06,686 INFO L158 Benchmark]: RCFGBuilder took 1105.12ms. Allocated memory is still 207.6MB. Free memory was 129.9MB in the beginning and 170.0MB in the end (delta: -40.1MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. [2023-11-24 23:01:06,690 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 142.6MB. Free memory is still 88.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 784.78ms. Allocated memory is still 207.6MB. Free memory was 159.3MB in the beginning and 134.9MB in the end (delta: 24.4MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 107.36ms. Allocated memory is still 207.6MB. Free memory was 134.9MB in the beginning and 132.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.33ms. Allocated memory is still 207.6MB. Free memory was 132.0MB in the beginning and 129.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1105.12ms. Allocated memory is still 207.6MB. Free memory was 129.9MB in the beginning and 170.0MB in the end (delta: -40.1MB). Peak memory consumption was 47.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:01:06,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix027_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi --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 ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:09,484 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:01:09,565 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:01:09,635 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:01:09,638 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:01:09,639 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:01:09,643 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:01:09,644 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:01:09,645 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:01:09,646 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:01:09,647 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:01:09,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:01:09,648 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:01:09,653 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:01:09,654 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:01:09,654 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:01:09,656 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:01:09,656 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:01:09,657 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:01:09,658 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:01:09,658 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:01:09,659 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:01:09,659 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:01:09,660 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:01:09,660 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:01:09,661 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:01:09,661 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:01:09,662 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:09,662 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:01:09,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:01:09,664 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:09,665 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:01:09,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:01:09,665 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:01:09,666 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:01:09,666 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:01:09,666 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:01:09,667 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:01:09,667 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:01:09,668 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_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ca8042a994ed433e8dc5deebabd166a79d030a0388291f832432b8dc85340f9d [2023-11-24 23:01:10,086 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:01:10,120 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:01:10,123 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:01:10,124 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:01:10,126 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:01:10,128 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-24 23:01:13,439 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:01:13,810 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:01:13,816 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/sv-benchmarks/c/pthread-wmm/mix027_tso.i [2023-11-24 23:01:13,837 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data/a59050579/94ef9024d36a4a58bfca843d2b055d2d/FLAG3bcb4fa75 [2023-11-24 23:01:13,857 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/data/a59050579/94ef9024d36a4a58bfca843d2b055d2d [2023-11-24 23:01:13,863 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:01:13,867 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:01:13,871 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:13,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:01:13,877 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:01:13,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:13" (1/1) ... [2023-11-24 23:01:13,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75ff70f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:13, skipping insertion in model container [2023-11-24 23:01:13,880 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:01:13" (1/1) ... [2023-11-24 23:01:13,959 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:01:14,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:14,548 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:01:14,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:01:14,646 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:14,646 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:01:14,654 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:01:14,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14 WrapperNode [2023-11-24 23:01:14,655 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:01:14,656 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:14,656 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:01:14,656 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:01:14,664 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,685 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,714 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-24 23:01:14,715 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:01:14,716 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:01:14,716 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:01:14,716 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:01:14,726 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,726 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,731 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,731 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,747 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,749 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,753 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,756 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,766 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:01:14,767 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:01:14,767 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:01:14,768 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:01:14,768 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:01:14" (1/1) ... [2023-11-24 23:01:14,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:01:14,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:01:14,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:01:14,845 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:01:14,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:01:14,866 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:01:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:01:14,867 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:01:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:01:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:01:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:01:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:01:14,868 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 23:01:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 23:01:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 23:01:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 23:01:14,869 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 23:01:14,869 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 23:01:14,871 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 23:01:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 23:01:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:01:14,872 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:01:14,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:01:14,874 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:01:15,124 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:01:15,127 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:01:15,557 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:01:15,763 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: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-24 23:01:15,770 INFO L158 Benchmark]: Toolchain (without parser) took 1901.85ms. Allocated memory is still 81.8MB. Free memory was 52.7MB in the beginning and 41.5MB in the end (delta: 11.2MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2023-11-24 23:01:15,770 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:01:15,771 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.80ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 46.8MB in the end (delta: 5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-24 23:01:15,772 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.29ms. Allocated memory is still 81.8MB. Free memory was 46.8MB in the beginning and 44.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:15,773 INFO L158 Benchmark]: Boogie Preprocessor took 50.54ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 41.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:15,774 INFO L158 Benchmark]: RCFGBuilder took 1000.48ms. Allocated memory is still 81.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 144.2kB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2023-11-24 23:01:15,779 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 56.6MB. Free memory is still 33.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.80ms. Allocated memory is still 81.8MB. Free memory was 52.5MB in the beginning and 46.8MB in the end (delta: 5.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.29ms. Allocated memory is still 81.8MB. Free memory was 46.8MB in the beginning and 44.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.54ms. Allocated memory is still 81.8MB. Free memory was 44.1MB in the beginning and 41.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1000.48ms. Allocated memory is still 81.8MB. Free memory was 41.6MB in the beginning and 41.5MB in the end (delta: 144.2kB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:01:15,812 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_63c59ae5-cd1c-4aa9-8bed-fdeb52e7c27b/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := ~x$w_buff0_used~0;~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?