./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/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_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk --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 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:02:34,764 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:02:34,843 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-08 23:02:34,851 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 23:02:34,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 23:02:34,885 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:02:34,888 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:02:34,889 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:02:34,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:02:34,892 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:02:34,893 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:02:34,894 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:02:34,894 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:02:34,898 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 23:02:34,898 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:02:34,899 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:02:34,899 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:02:34,899 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:02:34,900 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:02:34,900 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:02:34,900 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:02:34,901 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:02:34,902 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:02:34,903 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:02:34,904 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:02:34,904 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:02:34,905 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:02:34,905 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:02:34,905 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:02:34,906 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:34,906 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:02:34,906 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:02:34,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:02:34,907 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 23:02:34,907 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 23:02:34,908 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_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 [2024-11-08 23:02:35,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:02:35,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:02:35,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:02:35,264 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:02:35,264 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:02:35,266 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix023_tso.i Unable to find full path for "g++" [2024-11-08 23:02:37,348 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:02:37,632 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:02:37,633 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-11-08 23:02:37,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data/403e44813/1e211d670db245a3bcf28214d7252808/FLAGa36473769 [2024-11-08 23:02:37,668 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data/403e44813/1e211d670db245a3bcf28214d7252808 [2024-11-08 23:02:37,671 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:02:37,672 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:02:37,674 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:37,674 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:02:37,683 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:02:37,684 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:37" (1/1) ... [2024-11-08 23:02:37,685 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53329f4a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:37, skipping insertion in model container [2024-11-08 23:02:37,685 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:37" (1/1) ... [2024-11-08 23:02:37,742 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:02:38,376 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:38,395 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:02:38,476 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:38,515 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:02:38,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38 WrapperNode [2024-11-08 23:02:38,516 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:38,517 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:38,517 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:02:38,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:02:38,525 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,542 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,591 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 156 [2024-11-08 23:02:38,595 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:38,596 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:02:38,596 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:02:38,596 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:02:38,612 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,619 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,620 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,632 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,634 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,638 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,645 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:02:38,646 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:02:38,646 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:02:38,646 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:02:38,648 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:38" (1/1) ... [2024-11-08 23:02:38,653 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:38,676 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:02:38,701 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:02:38,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:02:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:02:38,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:02:38,739 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:02:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:02:38,740 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:02:38,740 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:02:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:02:38,741 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:02:38,741 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:02:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:02:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:02:38,742 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:02:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 23:02:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:02:38,742 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:02:38,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:02:38,744 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 23:02:38,958 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:02:38,961 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:02:39,644 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:02:39,644 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:02:40,099 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 23:02:40,106 INFO L158 Benchmark]: Toolchain (without parser) took 2432.62ms. Allocated memory is still 125.8MB. Free memory was 73.0MB in the beginning and 64.1MB in the end (delta: 8.9MB). Peak memory consumption was 39.7MB. Max. memory is 16.1GB. [2024-11-08 23:02:40,106 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:40,107 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.22ms. Allocated memory is still 125.8MB. Free memory was 72.8MB in the beginning and 80.4MB in the end (delta: -7.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. [2024-11-08 23:02:40,108 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.65ms. Allocated memory is still 125.8MB. Free memory was 80.4MB in the beginning and 77.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:40,109 INFO L158 Benchmark]: Boogie Preprocessor took 49.56ms. Allocated memory is still 125.8MB. Free memory was 77.1MB in the beginning and 74.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-08 23:02:40,109 INFO L158 Benchmark]: RCFGBuilder took 1458.07ms. Allocated memory is still 125.8MB. Free memory was 74.1MB in the beginning and 64.1MB in the end (delta: 10.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:40,112 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 94.4MB. Free memory is still 48.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.22ms. Allocated memory is still 125.8MB. Free memory was 72.8MB in the beginning and 80.4MB in the end (delta: -7.6MB). Peak memory consumption was 22.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.65ms. Allocated memory is still 125.8MB. Free memory was 80.4MB in the beginning and 77.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.56ms. Allocated memory is still 125.8MB. Free memory was 77.1MB in the beginning and 74.1MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1458.07ms. Allocated memory is still 125.8MB. Free memory was 74.1MB in the beginning and 64.1MB in the end (delta: 10.0MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 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 23:02:40,147 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/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_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/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_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix023_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk --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 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 23:02:42,578 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 23:02:42,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-08 23:02:42,723 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 23:02:42,726 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 23:02:42,727 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 23:02:42,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 23:02:42,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 23:02:42,729 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 23:02:42,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 23:02:42,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 23:02:42,731 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 23:02:42,731 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 23:02:42,732 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 23:02:42,733 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 23:02:42,733 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 23:02:42,734 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-08 23:02:42,734 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-08 23:02:42,734 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 23:02:42,735 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-08 23:02:42,738 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-08 23:02:42,739 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-08 23:02:42,739 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 23:02:42,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 23:02:42,740 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 23:02:42,740 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 23:02:42,740 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 23:02:42,741 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 23:02:42,745 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:42,745 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-08 23:02:42,746 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 23:02:42,746 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:42,746 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 23:02:42,747 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 23:02:42,747 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 23:02:42,747 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-08 23:02:42,747 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-08 23:02:42,748 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-08 23:02:42,749 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_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 19245e5542f28ce8a07a1858e0d4c05190b543a3d82e804c6a4eebc044c13d81 [2024-11-08 23:02:43,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 23:02:43,206 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 23:02:43,212 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 23:02:43,213 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 23:02:43,214 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 23:02:43,215 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/pthread-wmm/mix023_tso.i Unable to find full path for "g++" [2024-11-08 23:02:45,379 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 23:02:45,798 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 23:02:45,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/sv-benchmarks/c/pthread-wmm/mix023_tso.i [2024-11-08 23:02:45,831 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data/5bbc70823/9ebdfaddd9cb49828a9cc03392f361fb/FLAG48942262a [2024-11-08 23:02:45,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/data/5bbc70823/9ebdfaddd9cb49828a9cc03392f361fb [2024-11-08 23:02:45,860 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 23:02:45,865 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 23:02:45,866 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:45,867 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 23:02:45,874 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 23:02:45,875 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:45" (1/1) ... [2024-11-08 23:02:45,879 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b09639d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:45, skipping insertion in model container [2024-11-08 23:02:45,879 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 11:02:45" (1/1) ... [2024-11-08 23:02:45,967 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 23:02:46,668 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:46,684 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 23:02:46,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 23:02:46,896 INFO L204 MainTranslator]: Completed translation [2024-11-08 23:02:46,896 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46 WrapperNode [2024-11-08 23:02:46,896 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 23:02:46,897 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:46,898 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 23:02:46,898 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 23:02:46,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:46,947 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:46,983 INFO L138 Inliner]: procedures = 177, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 157 [2024-11-08 23:02:46,984 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 23:02:46,985 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 23:02:46,986 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 23:02:46,986 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 23:02:47,005 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,005 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,017 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,018 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,070 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,078 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,088 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,097 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 23:02:47,098 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 23:02:47,098 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 23:02:47,099 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 23:02:47,103 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 11:02:46" (1/1) ... [2024-11-08 23:02:47,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 23:02:47,127 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 23:02:47,142 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 23:02:47,146 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 23:02:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 23:02:47,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 23:02:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-08 23:02:47,187 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 23:02:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-08 23:02:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-08 23:02:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-08 23:02:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-08 23:02:47,188 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-08 23:02:47,188 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-08 23:02:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-08 23:02:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-08 23:02:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-08 23:02:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-08 23:02:47,189 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 23:02:47,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 23:02:47,193 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 23:02:47,479 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 23:02:47,481 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 23:02:48,347 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-08 23:02:48,347 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 23:02:48,963 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 23:02:48,971 INFO L158 Benchmark]: Toolchain (without parser) took 3103.19ms. Allocated memory was 62.9MB in the beginning and 104.9MB in the end (delta: 41.9MB). Free memory was 36.9MB in the beginning and 53.1MB in the end (delta: -16.2MB). Peak memory consumption was 40.7MB. Max. memory is 16.1GB. [2024-11-08 23:02:48,973 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 38.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-08 23:02:48,974 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1030.44ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 36.8MB in the beginning and 38.7MB in the end (delta: -1.9MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2024-11-08 23:02:48,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.21ms. Allocated memory is still 83.9MB. Free memory was 38.7MB in the beginning and 58.4MB in the end (delta: -19.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. [2024-11-08 23:02:48,976 INFO L158 Benchmark]: Boogie Preprocessor took 111.99ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 55.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-08 23:02:48,977 INFO L158 Benchmark]: RCFGBuilder took 1868.72ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 55.1MB in the beginning and 53.1MB in the end (delta: 2.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2024-11-08 23:02:48,984 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 62.9MB. Free memory was 38.4MB in the beginning and 38.3MB in the end (delta: 73.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1030.44ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 36.8MB in the beginning and 38.7MB in the end (delta: -1.9MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.21ms. Allocated memory is still 83.9MB. Free memory was 38.7MB in the beginning and 58.4MB in the end (delta: -19.7MB). Peak memory consumption was 6.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.99ms. Allocated memory is still 83.9MB. Free memory was 58.4MB in the beginning and 55.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1868.72ms. Allocated memory was 83.9MB in the beginning and 104.9MB in the end (delta: 21.0MB). Free memory was 55.1MB in the beginning and 53.1MB in the end (delta: 2.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-08 23:02:49,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c7f83bfa-b874-43f1-9aae-892dc9bfb0d8/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$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?