./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i --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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:19:53,807 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:19:53,892 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 20:19:53,903 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 20:19:53,904 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 20:19:53,942 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:19:53,943 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:19:53,944 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:19:53,944 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:19:53,945 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:19:53,946 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:19:53,946 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:19:53,946 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:19:53,946 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 20:19:53,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:19:53,947 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:19:53,947 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:19:53,947 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:19:53,947 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:19:53,947 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:19:53,948 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:19:53,948 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:19:53,948 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:19:53,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:19:53,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:19:53,948 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:19:53,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:19:53,949 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:53,949 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:19:53,949 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:19:53,950 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:19:53,950 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 20:19:53,950 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 20:19:53,950 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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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 -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2024-11-13 20:19:54,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:19:54,321 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:19:54,327 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:19:54,328 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:19:54,329 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:19:54,330 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i Unable to find full path for "g++" [2024-11-13 20:19:56,329 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:19:56,719 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:19:56,720 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-11-13 20:19:56,738 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data/af29f5eed/0538bbe581a9488d871605092c57f9e5/FLAGcd9debde2 [2024-11-13 20:19:56,917 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data/af29f5eed/0538bbe581a9488d871605092c57f9e5 [2024-11-13 20:19:56,920 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:19:56,921 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:19:56,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:56,923 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:19:56,928 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:19:56,929 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:56" (1/1) ... [2024-11-13 20:19:56,930 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a6c3f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:56, skipping insertion in model container [2024-11-13 20:19:56,930 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:19:56" (1/1) ... [2024-11-13 20:19:56,983 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:19:57,183 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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-13 20:19:57,444 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:57,457 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:19:57,467 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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-13 20:19:57,558 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:19:57,614 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:19:57,614 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57 WrapperNode [2024-11-13 20:19:57,615 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:19:57,616 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:57,616 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:19:57,616 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:19:57,622 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,650 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,688 INFO L138 Inliner]: procedures = 176, calls = 72, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2024-11-13 20:19:57,692 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:19:57,692 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:19:57,692 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:19:57,692 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:19:57,702 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,703 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,713 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,735 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,738 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:19:57,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:19:57,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:19:57,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:19:57,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:19:57" (1/1) ... [2024-11-13 20:19:57,758 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:19:57,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:19:57,806 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:19:57,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:19:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 20:19:57,844 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:19:57,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:19:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 20:19:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:19:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:19:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:19:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:19:57,845 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:19:57,845 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:19:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:19:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:19:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 20:19:57,846 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 20:19:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 20:19:57,846 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:19:57,847 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:19:57,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:19:57,849 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 20:19:58,116 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:19:58,119 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:19:58,898 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:19:58,898 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:19:59,434 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$w_buff0~0 := 1;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:19:59,445 INFO L158 Benchmark]: Toolchain (without parser) took 2521.02ms. Allocated memory is still 117.4MB. Free memory was 91.0MB in the beginning and 65.2MB in the end (delta: 25.8MB). Peak memory consumption was 70.8MB. Max. memory is 16.1GB. [2024-11-13 20:19:59,446 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:59,448 INFO L158 Benchmark]: CACSL2BoogieTranslator took 692.36ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 64.6MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-13 20:19:59,448 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.11ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 62.4MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:19:59,449 INFO L158 Benchmark]: Boogie Preprocessor took 51.72ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 60.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:19:59,450 INFO L158 Benchmark]: RCFGBuilder took 1696.43ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 65.2MB in the end (delta: -5.0MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2024-11-13 20:19:59,452 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 74.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 692.36ms. Allocated memory is still 117.4MB. Free memory was 90.8MB in the beginning and 64.6MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.11ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 62.4MB in the end (delta: 2.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.72ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 60.2MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1696.43ms. Allocated memory is still 117.4MB. Free memory was 60.2MB in the beginning and 65.2MB in the end (delta: -5.0MB). 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$w_buff0~0 := 1;~x$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$w_buff0~0 := 1;~x$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. [2024-11-13 20:19:59,490 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 20:20:02,543 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 20:20:02,690 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-11-13 20:20:02,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 20:20:02,738 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 20:20:02,739 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 20:20:02,739 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 20:20:02,740 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 20:20:02,740 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 20:20:02,741 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 20:20:02,741 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 20:20:02,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 20:20:02,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 20:20:02,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 20:20:02,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 20:20:02,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 20:20:02,743 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 20:20:02,744 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 20:20:02,744 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 20:20:02,745 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 20:20:02,745 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:20:02,745 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 20:20:02,745 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 20:20:02,745 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:02,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 20:20:02,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 20:20:02,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 20:20:02,746 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 20:20:02,746 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 20:20:02,746 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 20:20:02,746 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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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 -> 57c8b47d74ada5c94291d16aafebbb644062493fff61510a323122bcd88ba5b1 [2024-11-13 20:20:03,119 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 20:20:03,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 20:20:03,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 20:20:03,135 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 20:20:03,139 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 20:20:03,140 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/pthread-wmm/safe019_power.opt.i Unable to find full path for "g++" [2024-11-13 20:20:05,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 20:20:05,511 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 20:20:05,511 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i [2024-11-13 20:20:05,539 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data/b8af99f85/4df67ab6df0e45e3b409607155ba58ed/FLAG65ebc0f29 [2024-11-13 20:20:05,568 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/data/b8af99f85/4df67ab6df0e45e3b409607155ba58ed [2024-11-13 20:20:05,571 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 20:20:05,573 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 20:20:05,575 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:05,576 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 20:20:05,582 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 20:20:05,583 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:20:05" (1/1) ... [2024-11-13 20:20:05,586 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f0d6f29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:05, skipping insertion in model container [2024-11-13 20:20:05,586 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 08:20:05" (1/1) ... [2024-11-13 20:20:05,657 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 20:20:05,903 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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-13 20:20:06,193 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:06,210 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 20:20:06,222 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_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/sv-benchmarks/c/pthread-wmm/safe019_power.opt.i[994,1007] [2024-11-13 20:20:06,348 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 20:20:06,394 INFO L204 MainTranslator]: Completed translation [2024-11-13 20:20:06,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06 WrapperNode [2024-11-13 20:20:06,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 20:20:06,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:06,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 20:20:06,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 20:20:06,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,434 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,483 INFO L138 Inliner]: procedures = 180, calls = 72, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2024-11-13 20:20:06,483 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 20:20:06,484 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 20:20:06,484 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 20:20:06,484 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 20:20:06,495 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,495 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,505 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,506 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,535 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,541 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,551 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,558 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,568 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 20:20:06,570 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 20:20:06,570 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 20:20:06,570 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 20:20:06,571 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 08:20:06" (1/1) ... [2024-11-13 20:20:06,581 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 20:20:06,600 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 20:20:06,613 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 20:20:06,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 20:20:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-13 20:20:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 20:20:06,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 20:20:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-13 20:20:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 20:20:06,648 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-13 20:20:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-13 20:20:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-13 20:20:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2024-11-13 20:20:06,649 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2024-11-13 20:20:06,649 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-13 20:20:06,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 20:20:06,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 20:20:06,652 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 20:20:06,899 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 20:20:06,901 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 20:20:07,655 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 20:20:07,655 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 20:20:08,223 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$w_buff0~0 := 1bv32;~x$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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 20:20:08,229 INFO L158 Benchmark]: Toolchain (without parser) took 2656.12ms. Allocated memory is still 109.1MB. Free memory was 84.0MB in the beginning and 58.8MB in the end (delta: 25.2MB). Peak memory consumption was 64.3MB. Max. memory is 16.1GB. [2024-11-13 20:20:08,232 INFO L158 Benchmark]: CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:08,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 819.67ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 57.4MB in the end (delta: 26.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 20:20:08,234 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.94ms. Allocated memory is still 109.1MB. Free memory was 57.4MB in the beginning and 55.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 20:20:08,234 INFO L158 Benchmark]: Boogie Preprocessor took 83.89ms. Allocated memory is still 109.1MB. Free memory was 55.1MB in the beginning and 52.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 20:20:08,235 INFO L158 Benchmark]: RCFGBuilder took 1657.60ms. Allocated memory is still 109.1MB. Free memory was 52.3MB in the beginning and 58.8MB in the end (delta: -6.5MB). Peak memory consumption was 39.1MB. Max. memory is 16.1GB. [2024-11-13 20:20:08,239 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.44ms. Allocated memory is still 83.9MB. Free memory is still 64.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 819.67ms. Allocated memory is still 109.1MB. Free memory was 83.8MB in the beginning and 57.4MB in the end (delta: 26.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.94ms. Allocated memory is still 109.1MB. Free memory was 57.4MB in the beginning and 55.1MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 83.89ms. Allocated memory is still 109.1MB. Free memory was 55.1MB in the beginning and 52.5MB in the end (delta: 2.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1657.60ms. Allocated memory is still 109.1MB. Free memory was 52.3MB in the beginning and 58.8MB in the end (delta: -6.5MB). Peak memory consumption was 39.1MB. 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$w_buff0~0 := 1bv32;~x$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$w_buff0~0 := 1bv32;~x$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. [2024-11-13 20:20:08,276 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_af829cf6-f2a1-4d02-8ff5-f9ef6b77bb52/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 start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 1bv32;~x$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?