./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:41:05,618 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:41:05,744 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 19:41:05,752 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 19:41:05,753 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 19:41:05,796 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:41:05,798 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:41:05,799 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:41:05,800 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:41:05,803 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:41:05,804 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:41:05,804 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:41:05,805 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:41:05,805 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 19:41:05,805 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:41:05,806 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:41:05,809 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:41:05,810 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:41:05,810 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:41:05,810 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:41:05,811 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:41:05,815 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:41:05,815 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:41:05,816 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:41:05,816 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:41:05,816 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:41:05,817 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:41:05,820 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:05,820 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:41:05,821 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:41:05,821 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:41:05,823 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 19:41:05,823 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 19:41:05,824 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_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 [2024-11-08 19:41:06,161 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:41:06,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:41:06,202 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:41:06,204 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:41:06,209 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:41:06,210 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i Unable to find full path for "g++" [2024-11-08 19:41:08,646 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:41:09,158 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:41:09,161 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i [2024-11-08 19:41:09,187 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data/722ce204e/29e088c8814944a98a977366ffd7ce47/FLAG86b399006 [2024-11-08 19:41:09,213 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data/722ce204e/29e088c8814944a98a977366ffd7ce47 [2024-11-08 19:41:09,217 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:41:09,219 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:41:09,223 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:09,225 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:41:09,231 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:41:09,232 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:09" (1/1) ... [2024-11-08 19:41:09,237 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eb14403 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:09, skipping insertion in model container [2024-11-08 19:41:09,237 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:09" (1/1) ... [2024-11-08 19:41:09,314 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:41:09,636 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i[949,962] [2024-11-08 19:41:09,992 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:10,007 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:41:10,024 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i[949,962] [2024-11-08 19:41:10,102 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:10,154 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:41:10,154 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10 WrapperNode [2024-11-08 19:41:10,155 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:10,156 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:10,157 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:41:10,157 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:41:10,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,188 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,222 INFO L138 Inliner]: procedures = 176, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 105 [2024-11-08 19:41:10,223 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:10,224 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:41:10,224 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:41:10,224 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:41:10,237 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,238 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,242 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,242 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,257 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,261 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,265 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:41:10,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:41:10,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:41:10,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:41:10,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:10" (1/1) ... [2024-11-08 19:41:10,283 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:10,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:41:10,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:41:10,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:41:10,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:41:10,388 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:41:10,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:41:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:41:10,389 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:41:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:41:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:41:10,390 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:41:10,390 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 19:41:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 19:41:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 19:41:10,391 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 19:41:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 19:41:10,391 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:41:10,392 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:41:10,392 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:41:10,394 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:41:10,690 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:41:10,694 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:41:11,248 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:41:11,253 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:41:11,506 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$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-08 19:41:11,516 INFO L158 Benchmark]: Toolchain (without parser) took 2293.63ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 108.2MB in the beginning and 129.5MB in the end (delta: -21.4MB). Peak memory consumption was 48.8MB. Max. memory is 16.1GB. [2024-11-08 19:41:11,517 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:41:11,518 INFO L158 Benchmark]: CACSL2BoogieTranslator took 932.47ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 80.8MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:11,519 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.81ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 78.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:11,520 INFO L158 Benchmark]: Boogie Preprocessor took 42.02ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 76.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:11,521 INFO L158 Benchmark]: RCFGBuilder took 1245.31ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 76.0MB in the beginning and 129.5MB in the end (delta: -53.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2024-11-08 19:41:11,526 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 142.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 932.47ms. Allocated memory is still 142.6MB. Free memory was 108.2MB in the beginning and 80.8MB in the end (delta: 27.4MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.81ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 78.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.02ms. Allocated memory is still 142.6MB. Free memory was 78.3MB in the beginning and 76.3MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1245.31ms. Allocated memory was 142.6MB in the beginning and 199.2MB in the end (delta: 56.6MB). Free memory was 76.0MB in the beginning and 129.5MB in the end (delta: -53.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~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$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~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.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:41:11,572 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 19:41:14,416 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 19:41:14,490 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-08 19:41:14,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 19:41:14,523 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 19:41:14,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 19:41:14,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 19:41:14,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 19:41:14,525 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 19:41:14,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 19:41:14,527 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 19:41:14,528 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 19:41:14,528 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 19:41:14,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 19:41:14,529 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 19:41:14,529 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 19:41:14,529 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 19:41:14,530 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 19:41:14,530 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 19:41:14,533 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 19:41:14,534 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 19:41:14,537 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 19:41:14,538 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 19:41:14,538 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 19:41:14,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 19:41:14,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 19:41:14,539 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:14,539 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 19:41:14,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 19:41:14,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:14,540 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 19:41:14,540 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 19:41:14,540 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 19:41:14,541 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 19:41:14,541 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 19:41:14,541 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 19:41:14,541 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_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 798582ee4a09ede0f5c496225fe921dfd53b0dfd5ded797f7106b8b9ef24e798 [2024-11-08 19:41:14,960 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 19:41:14,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 19:41:14,994 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 19:41:14,996 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 19:41:14,999 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 19:41:15,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i Unable to find full path for "g++" [2024-11-08 19:41:17,080 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 19:41:17,403 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 19:41:17,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i [2024-11-08 19:41:17,424 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data/07933f522/d494488ef9924341ba95f1f9388112c7/FLAG1bd81f6e2 [2024-11-08 19:41:17,678 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/data/07933f522/d494488ef9924341ba95f1f9388112c7 [2024-11-08 19:41:17,681 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 19:41:17,685 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 19:41:17,687 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:17,689 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 19:41:17,694 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 19:41:17,695 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:17" (1/1) ... [2024-11-08 19:41:17,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19ca1dee and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:17, skipping insertion in model container [2024-11-08 19:41:17,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 07:41:17" (1/1) ... [2024-11-08 19:41:17,770 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 19:41:18,000 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i[949,962] [2024-11-08 19:41:18,315 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:18,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 19:41:18,351 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/sv-benchmarks/c/pthread-wmm/mix051_tso.oepc.i[949,962] [2024-11-08 19:41:18,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 19:41:18,529 INFO L204 MainTranslator]: Completed translation [2024-11-08 19:41:18,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18 WrapperNode [2024-11-08 19:41:18,530 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 19:41:18,532 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:18,532 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 19:41:18,532 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 19:41:18,541 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,578 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,627 INFO L138 Inliner]: procedures = 177, calls = 51, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 106 [2024-11-08 19:41:18,627 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 19:41:18,628 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 19:41:18,628 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 19:41:18,628 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 19:41:18,649 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,650 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,658 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,658 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,680 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,685 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,692 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,694 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 19:41:18,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 19:41:18,710 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 19:41:18,710 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 19:41:18,711 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 07:41:18" (1/1) ... [2024-11-08 19:41:18,722 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 19:41:18,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 19:41:18,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 19:41:18,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 19:41:18,808 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 19:41:18,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 19:41:18,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 19:41:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 19:41:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 19:41:18,810 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 19:41:18,810 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 19:41:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 19:41:18,811 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 19:41:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 19:41:18,811 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 19:41:18,811 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 19:41:18,812 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 19:41:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 19:41:18,812 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 19:41:18,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 19:41:18,815 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-08 19:41:19,039 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 19:41:19,041 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 19:41:19,532 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 19:41:19,532 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 19:41:19,773 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$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2024-11-08 19:41:19,777 INFO L158 Benchmark]: Toolchain (without parser) took 2092.70ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 49.1MB in the beginning and 61.7MB in the end (delta: -12.6MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-11-08 19:41:19,778 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 54.5MB. Free memory is still 30.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 19:41:19,779 INFO L158 Benchmark]: CACSL2BoogieTranslator took 844.02ms. Allocated memory is still 75.5MB. Free memory was 48.9MB in the beginning and 41.8MB in the end (delta: 7.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2024-11-08 19:41:19,779 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.50ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 39.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:19,780 INFO L158 Benchmark]: Boogie Preprocessor took 76.67ms. Allocated memory is still 75.5MB. Free memory was 39.2MB in the beginning and 36.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:19,781 INFO L158 Benchmark]: RCFGBuilder took 1070.17ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 36.7MB in the beginning and 61.7MB in the end (delta: -25.0MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2024-11-08 19:41:19,784 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 54.5MB. Free memory is still 30.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 844.02ms. Allocated memory is still 75.5MB. Free memory was 48.9MB in the beginning and 41.8MB in the end (delta: 7.1MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.50ms. Allocated memory is still 75.5MB. Free memory was 41.8MB in the beginning and 39.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.67ms. Allocated memory is still 75.5MB. Free memory was 39.2MB in the beginning and 36.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1070.17ms. Allocated memory was 75.5MB in the beginning and 98.6MB in the end (delta: 23.1MB). Free memory was 36.7MB in the beginning and 61.7MB in the end (delta: -25.0MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~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$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 19:41:19,822 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b7297e8a-5147-4ba5-a3f2-d3796576d58a/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?