./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm --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 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:29:33,979 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:29:34,081 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:29:34,088 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:29:34,089 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:29:34,125 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:29:34,127 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:29:34,128 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:29:34,128 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:29:34,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:29:34,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:29:34,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:29:34,130 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:29:34,131 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:29:34,131 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:29:34,132 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:29:34,132 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:29:34,132 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm 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 -> 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c [2024-11-13 20:29:34,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:29:34,501 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:29:34,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:29:34,507 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:29:34,507 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:29:34,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c Unable to find full path for "g++" [2024-11-13 20:29:36,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:29:36,551 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:29:36,551 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2024-11-13 20:29:36,560 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data/3c6c83b67/394f2999049e4199abec8edb1bdae68d/FLAG738adc104 [2024-11-13 20:29:36,580 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data/3c6c83b67/394f2999049e4199abec8edb1bdae68d [2024-11-13 20:29:36,583 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:29:36,585 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:29:36,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:29:36,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:29:36,594 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:29:36,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@805677 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36, skipping insertion in model container [2024-11-13 20:29:36,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,619 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:29:36,836 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_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[3012,3025] [2024-11-13 20:29:36,847 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:29:36,861 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:29:36,880 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_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[3012,3025] [2024-11-13 20:29:36,882 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:29:36,898 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:29:36,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36 WrapperNode [2024-11-13 20:29:36,898 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:29:36,900 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:29:36,900 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:29:36,900 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:29:36,907 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,914 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,932 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 80 [2024-11-13 20:29:36,932 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:29:36,933 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:29:36,933 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:29:36,933 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:29:36,940 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,941 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,943 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,943 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,948 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,950 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,952 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,956 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,958 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:29:36,959 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:29:36,959 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:29:36,959 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:29:36,964 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:36" (1/1) ... [2024-11-13 20:29:36,973 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:29:36,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:29:37,004 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:29:37,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:29:37,039 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-11-13 20:29:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-11-13 20:29:37,039 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:29:37,039 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 20:29:37,039 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 20:29:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 20:29:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 20:29:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:29:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:29:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:29:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:29:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:29:37,040 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:29:37,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:29:37,042 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:29:37,146 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:29:37,148 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:29:37,445 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:29:37,446 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:29:37,508 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:37,523 WARN L1754 r$LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:37,546 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:37,556 WARN L1754 r$LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:37,582 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:29:37,588 INFO L158 Benchmark]: Toolchain (without parser) took 1002.15ms. Allocated memory is still 142.6MB. Free memory was 118.8MB in the beginning and 78.3MB in the end (delta: 40.5MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2024-11-13 20:29:37,588 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:29:37,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 310.88ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 106.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:29:37,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.69ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:29:37,589 INFO L158 Benchmark]: Boogie Preprocessor took 25.20ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.5MB in the end (delta: 960.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:29:37,590 INFO L158 Benchmark]: RCFGBuilder took 627.50ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 78.3MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:29:37,592 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 142.6MB. Free memory is still 81.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 310.88ms. Allocated memory is still 142.6MB. Free memory was 118.5MB in the beginning and 106.8MB in the end (delta: 11.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.69ms. Allocated memory is still 142.6MB. Free memory was 106.6MB in the beginning and 105.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.20ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 104.5MB in the end (delta: 960.4kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 627.50ms. Allocated memory is still 142.6MB. Free memory was 104.5MB in the beginning and 78.3MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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 end of atomic block: assume -2147483648 <= #t~ret4 && #t~ret4 <= 2147483647;#t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:29:37,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm --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 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:29:40,331 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:29:40,457 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:29:40,495 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:29:40,496 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:29:40,496 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:29:40,497 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:29:40,497 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:29:40,497 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:29:40,497 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:29:40,497 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:29:40,497 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:29:40,498 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:29:40,499 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:29:40,499 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:29:40,499 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:29:40,499 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:29:40,499 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:29:40,499 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:29:40,500 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:29:40,500 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:29:40,500 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:29:40,500 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:29:40,500 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:29:40,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:29:40,501 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:29:40,501 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:29:40,501 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:29:40,501 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:29:40,501 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm 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 -> 631177edb7ca950f3594c5b6eaac98148a00ee69e6a0cd62c1c95947fa56259c [2024-11-13 20:29:40,806 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:29:40,815 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:29:40,817 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:29:40,818 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:29:40,819 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:29:40,820 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c Unable to find full path for "g++" [2024-11-13 20:29:42,766 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:29:42,998 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:29:43,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c [2024-11-13 20:29:43,015 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data/97b21ac66/55acd0b96ad948d9963e4f38b94f5ee4/FLAG02807793a [2024-11-13 20:29:43,040 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/data/97b21ac66/55acd0b96ad948d9963e4f38b94f5ee4 [2024-11-13 20:29:43,043 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:29:43,045 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:29:43,049 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:29:43,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:29:43,054 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:29:43,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@75039671 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43, skipping insertion in model container [2024-11-13 20:29:43,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,080 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:29:43,291 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_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[3012,3025] [2024-11-13 20:29:43,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:29:43,317 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:29:43,343 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_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/sv-benchmarks/c/weaver/chl-collitem-symm.wvr.c[3012,3025] [2024-11-13 20:29:43,346 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:29:43,362 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:29:43,363 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43 WrapperNode [2024-11-13 20:29:43,364 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:29:43,365 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:29:43,365 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:29:43,365 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:29:43,376 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,387 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,409 INFO L138 Inliner]: procedures = 21, calls = 25, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 70 [2024-11-13 20:29:43,410 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:29:43,411 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:29:43,411 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:29:43,412 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:29:43,418 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,419 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,421 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,423 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,433 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,440 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,446 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,451 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:29:43,452 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:29:43,452 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:29:43,452 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:29:43,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:29:43" (1/1) ... [2024-11-13 20:29:43,463 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:29:43,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:29:43,487 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:29:43,489 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:29:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2024-11-13 20:29:43,512 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2024-11-13 20:29:43,512 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-13 20:29:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-13 20:29:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 20:29:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:29:43,513 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:29:43,513 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:29:43,515 WARN L207 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 20:29:43,632 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:29:43,634 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:29:43,896 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:29:43,900 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:29:43,987 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:44,009 WARN L1754 r$LargeBlockEncoding]: Complex 2:3 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:44,045 WARN L1754 r$LargeBlockEncoding]: Complex 2:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:44,075 WARN L1754 r$LargeBlockEncoding]: Complex 3:2 sequential composition. Such compositions can cause exponential blowup and should not occur in structured programs. [2024-11-13 20:29:44,106 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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:123) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:29:44,111 INFO L158 Benchmark]: Toolchain (without parser) took 1065.17ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 58.5MB in the end (delta: 2.6MB). Peak memory consumption was 37.0MB. Max. memory is 16.1GB. [2024-11-13 20:29:44,116 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:29:44,116 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.48ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 48.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:29:44,119 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.17ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:29:44,119 INFO L158 Benchmark]: Boogie Preprocessor took 39.87ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 46.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:29:44,120 INFO L158 Benchmark]: RCFGBuilder took 657.73ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 58.5MB in the end (delta: -12.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2024-11-13 20:29:44,122 INFO L338 ainManager$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 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.48ms. Allocated memory is still 83.9MB. Free memory was 61.0MB in the beginning and 48.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.17ms. Allocated memory is still 83.9MB. Free memory was 48.8MB in the beginning and 47.4MB in the end (delta: 1.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.87ms. Allocated memory is still 83.9MB. Free memory was 47.4MB in the beginning and 46.2MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 657.73ms. Allocated memory is still 83.9MB. Free memory was 46.2MB in the beginning and 58.5MB in the end (delta: -12.3MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling end of atomic block: #t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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 end of atomic block: #t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). 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:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 20:29:44,145 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fed5b8ef-b716-4161-ad04-d8299ffb6b9b/bin/ukojak-verify-EEHR8qb7sm/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 end of atomic block: #t~ite5 := #t~ret4;~result_8~0 := #t~ite5;havoc #t~ite5;havoc #t~ret4;assume !(0bv32 == ~result_8~0);#t~ite7 := ~result_8~0;~result_8~0 := #t~ite7;havoc #t~ite7;havoc #t~ret6;). Is there illegal control flow (e.g. loops) within an atomic block?