./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.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_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/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_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/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_d75bc94a-927b-46a0-8545-dc4d64b9f651/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 a650c00976061981bc34910bafee4d11d94c16289374f008af5a1f8d17e97036 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:08,593 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:08,683 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:10:08,689 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:10:08,689 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:10:08,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:08,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:08,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:08,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:08,737 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:08,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:08,739 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:08,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:08,741 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:10:08,742 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:08,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:08,743 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:08,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:08,744 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:08,744 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:08,745 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:08,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:08,746 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:08,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:08,747 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:08,747 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:08,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:08,748 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:08,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:08,749 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:08,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:08,750 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:08,750 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:10:08,750 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:10:08,751 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:08,751 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_d75bc94a-927b-46a0-8545-dc4d64b9f651/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a650c00976061981bc34910bafee4d11d94c16289374f008af5a1f8d17e97036 [2023-11-24 22:10:09,107 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:09,141 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:09,144 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:09,146 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:09,146 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:09,149 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-24 22:10:12,309 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:12,636 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:12,637 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-24 22:10:12,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data/32a2f7385/736a41ac44054f1f985f723d3877c1bf/FLAG6e65c5443 [2023-11-24 22:10:12,671 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data/32a2f7385/736a41ac44054f1f985f723d3877c1bf [2023-11-24 22:10:12,674 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:12,676 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:12,677 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:12,677 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:12,682 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:12,683 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:12" (1/1) ... [2023-11-24 22:10:12,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6842c5e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:12, skipping insertion in model container [2023-11-24 22:10:12,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:12" (1/1) ... [2023-11-24 22:10:12,756 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:13,274 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:13,287 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:13,409 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:13,448 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:13,449 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:13,457 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:13,458 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13 WrapperNode [2023-11-24 22:10:13,458 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:13,460 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:13,460 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:13,460 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:13,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,511 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,563 INFO L138 Inliner]: procedures = 177, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 126 [2023-11-24 22:10:13,565 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:13,566 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:13,566 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:13,567 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:13,577 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,577 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,592 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,602 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,627 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,631 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:13,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:13,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:13,637 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:13,638 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:13" (1/1) ... [2023-11-24 22:10:13,644 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:13,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:13,680 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:13,738 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:13,805 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:10:13,805 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:10:13,806 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:10:13,807 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:13,813 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:10:13,814 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:10:13,814 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:10:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:10:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:10:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:10:13,815 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 22:10:13,815 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 22:10:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:10:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:13,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:13,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:13,820 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 22:10:14,032 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:14,034 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:14,402 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:14,611 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 := 2;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:10:14,615 INFO L158 Benchmark]: Toolchain (without parser) took 1939.05ms. Allocated memory is still 192.9MB. Free memory was 161.2MB in the beginning and 125.3MB in the end (delta: 35.8MB). Peak memory consumption was 36.3MB. Max. memory is 16.1GB. [2023-11-24 22:10:14,616 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory was 102.9MB in the beginning and 102.8MB in the end (delta: 134.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:14,617 INFO L158 Benchmark]: CACSL2BoogieTranslator took 781.84ms. Allocated memory is still 192.9MB. Free memory was 161.0MB in the beginning and 141.1MB in the end (delta: 19.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-24 22:10:14,618 INFO L158 Benchmark]: Boogie Procedure Inliner took 105.72ms. Allocated memory is still 192.9MB. Free memory was 140.2MB in the beginning and 138.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:14,619 INFO L158 Benchmark]: Boogie Preprocessor took 69.72ms. Allocated memory is still 192.9MB. Free memory was 138.0MB in the beginning and 136.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:14,619 INFO L158 Benchmark]: RCFGBuilder took 977.24ms. Allocated memory is still 192.9MB. Free memory was 136.0MB in the beginning and 125.3MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:10:14,623 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 130.0MB. Free memory was 102.9MB in the beginning and 102.8MB in the end (delta: 134.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 781.84ms. Allocated memory is still 192.9MB. Free memory was 161.0MB in the beginning and 141.1MB in the end (delta: 19.9MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 105.72ms. Allocated memory is still 192.9MB. Free memory was 140.2MB in the beginning and 138.0MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 69.72ms. Allocated memory is still 192.9MB. Free memory was 138.0MB in the beginning and 136.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 977.24ms. Allocated memory is still 192.9MB. Free memory was 136.0MB in the beginning and 125.3MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~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 := 2;~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:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:10:14,647 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/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_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/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_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/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_d75bc94a-927b-46a0-8545-dc4d64b9f651/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 a650c00976061981bc34910bafee4d11d94c16289374f008af5a1f8d17e97036 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:10:17,322 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:10:17,408 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:10:17,469 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:10:17,470 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:10:17,471 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:10:17,472 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:10:17,472 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:10:17,474 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:10:17,479 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:10:17,480 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:10:17,480 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:10:17,481 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:10:17,482 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:10:17,483 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:10:17,483 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:10:17,484 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:10:17,484 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:10:17,485 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:10:17,485 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:10:17,485 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:10:17,486 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:10:17,486 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:10:17,487 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:10:17,487 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:10:17,488 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:10:17,488 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:10:17,488 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:10:17,489 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:10:17,489 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:10:17,491 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:17,491 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:10:17,491 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:10:17,492 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:10:17,492 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:10:17,492 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:10:17,493 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:10:17,493 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:10:17,493 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:10:17,494 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_d75bc94a-927b-46a0-8545-dc4d64b9f651/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a650c00976061981bc34910bafee4d11d94c16289374f008af5a1f8d17e97036 [2023-11-24 22:10:18,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:10:18,053 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:10:18,056 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:10:18,058 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:10:18,058 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:10:18,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-24 22:10:21,409 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:10:21,826 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:10:21,827 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/sv-benchmarks/c/pthread-wmm/mix057_power.opt_pso.opt_rmo.opt_tso.oepc_tso.opt.i [2023-11-24 22:10:21,852 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data/320eab2f3/2ad14bd3488f44a39a60dec50f4b87ed/FLAGd4a250f5b [2023-11-24 22:10:21,866 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/data/320eab2f3/2ad14bd3488f44a39a60dec50f4b87ed [2023-11-24 22:10:21,868 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:10:21,870 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:10:21,872 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:21,872 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:10:21,878 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:10:21,878 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:21" (1/1) ... [2023-11-24 22:10:21,880 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58b2a557 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:21, skipping insertion in model container [2023-11-24 22:10:21,880 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:10:21" (1/1) ... [2023-11-24 22:10:21,940 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:10:22,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:22,475 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:10:22,574 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:10:22,634 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,635 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:10:22,643 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:10:22,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22 WrapperNode [2023-11-24 22:10:22,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:10:22,645 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:22,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:10:22,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:10:22,654 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,696 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,734 INFO L138 Inliner]: procedures = 180, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-24 22:10:22,735 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:10:22,736 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:10:22,736 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:10:22,736 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:10:22,746 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,746 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,750 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,751 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,763 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,769 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,772 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,777 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:10:22,778 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:10:22,778 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:10:22,779 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:10:22,779 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:10:22" (1/1) ... [2023-11-24 22:10:22,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:10:22,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:10:22,815 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:10:22,843 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:10:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:10:22,868 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:10:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:10:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:10:22,868 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:10:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:10:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:10:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:10:22,869 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-24 22:10:22,869 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-24 22:10:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-24 22:10:22,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-24 22:10:22,870 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-24 22:10:22,870 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-24 22:10:22,872 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-24 22:10:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-24 22:10:22,873 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:10:22,873 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:10:22,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:10:22,875 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 22:10:23,119 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:10:23,123 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:10:23,609 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:10:23,811 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 := 2bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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 22:10:23,818 INFO L158 Benchmark]: Toolchain (without parser) took 1946.25ms. Allocated memory was 65.0MB in the beginning and 121.6MB in the end (delta: 56.6MB). Free memory was 39.6MB in the beginning and 69.1MB in the end (delta: -29.4MB). Peak memory consumption was 37.8MB. Max. memory is 16.1GB. [2023-11-24 22:10:23,819 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:10:23,820 INFO L158 Benchmark]: CACSL2BoogieTranslator took 772.50ms. Allocated memory was 65.0MB in the beginning and 121.6MB in the end (delta: 56.6MB). Free memory was 39.5MB in the beginning and 86.7MB in the end (delta: -47.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-11-24 22:10:23,820 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.79ms. Allocated memory is still 121.6MB. Free memory was 86.7MB in the beginning and 84.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:10:23,822 INFO L158 Benchmark]: Boogie Preprocessor took 41.76ms. Allocated memory is still 121.6MB. Free memory was 84.3MB in the beginning and 81.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:10:23,823 INFO L158 Benchmark]: RCFGBuilder took 1037.35ms. Allocated memory is still 121.6MB. Free memory was 81.8MB in the beginning and 69.1MB in the end (delta: 12.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. [2023-11-24 22:10:23,832 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 65.0MB. Free memory is still 41.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 772.50ms. Allocated memory was 65.0MB in the beginning and 121.6MB in the end (delta: 56.6MB). Free memory was 39.5MB in the beginning and 86.7MB in the end (delta: -47.2MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.79ms. Allocated memory is still 121.6MB. Free memory was 86.7MB in the beginning and 84.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.76ms. Allocated memory is still 121.6MB. Free memory was 84.3MB in the beginning and 81.8MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.35ms. Allocated memory is still 121.6MB. Free memory was 81.8MB in the beginning and 69.1MB in the end (delta: 12.7MB). Peak memory consumption was 21.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~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 := 2bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:10:23,859 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d75bc94a-927b-46a0-8545-dc4d64b9f651/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~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?