./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:51:07,577 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:51:07,696 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-25 04:51:07,701 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 04:51:07,701 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 04:51:07,726 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:51:07,727 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:51:07,728 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:51:07,728 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:51:07,728 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:51:07,728 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:51:07,729 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:51:07,729 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:51:07,729 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 04:51:07,729 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:51:07,729 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:51:07,729 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:51:07,730 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:51:07,730 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:51:07,730 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:51:07,730 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:51:07,730 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:51:07,731 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:51:07,731 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:51:07,731 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:51:07,731 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:51:07,731 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:51:07,731 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:51:07,732 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:51:07,732 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:51:07,732 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:51:07,732 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:51:07,732 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:51:07,732 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 04:51:07,733 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 04:51:07,733 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_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 [2024-11-25 04:51:08,095 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:51:08,107 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:51:08,109 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:51:08,111 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:51:08,112 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:51:08,113 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2024-11-25 04:51:11,182 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/6d034f940/64e8d953bfe340d8908ff86891b1cf00/FLAG1b093d8d9 [2024-11-25 04:51:11,516 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:51:11,517 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2024-11-25 04:51:11,540 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/6d034f940/64e8d953bfe340d8908ff86891b1cf00/FLAG1b093d8d9 [2024-11-25 04:51:11,562 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/6d034f940/64e8d953bfe340d8908ff86891b1cf00 [2024-11-25 04:51:11,564 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:51:11,566 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:51:11,567 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:51:11,568 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:51:11,574 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:51:11,575 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:51:11" (1/1) ... [2024-11-25 04:51:11,578 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26fd5550 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:11, skipping insertion in model container [2024-11-25 04:51:11,578 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:51:11" (1/1) ... [2024-11-25 04:51:11,625 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:51:11,997 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:51:12,012 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:51:12,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:51:12,118 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:51:12,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12 WrapperNode [2024-11-25 04:51:12,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:51:12,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:51:12,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:51:12,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:51:12,133 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,158 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,184 INFO L138 Inliner]: procedures = 175, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 101 [2024-11-25 04:51:12,186 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:51:12,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:51:12,187 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:51:12,187 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:51:12,193 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,196 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,205 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,206 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,219 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:51:12,220 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:51:12,220 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:51:12,220 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:51:12,221 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:12" (1/1) ... [2024-11-25 04:51:12,234 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:51:12,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:51:12,277 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:51:12,283 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:51:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:51:12,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:51:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:51:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:51:12,316 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:51:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:51:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:51:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:51:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:51:12,317 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:51:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 04:51:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:51:12,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:51:12,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:51:12,320 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:51:12,481 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:51:12,484 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:51:12,906 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:51:12,907 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:51:13,150 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:51:13,157 INFO L158 Benchmark]: Toolchain (without parser) took 1590.83ms. Allocated memory is still 117.4MB. Free memory was 92.1MB in the beginning and 75.6MB in the end (delta: 16.5MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2024-11-25 04:51:13,161 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 74.7MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:51:13,162 INFO L158 Benchmark]: CACSL2BoogieTranslator took 552.27ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 68.8MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:51:13,162 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.68ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 66.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:51:13,163 INFO L158 Benchmark]: Boogie Preprocessor took 32.37ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:51:13,163 INFO L158 Benchmark]: RCFGBuilder took 935.82ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 75.6MB in the end (delta: -11.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. [2024-11-25 04:51:13,167 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.86ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 74.7MB in the end (delta: 195.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 552.27ms. Allocated memory is still 117.4MB. Free memory was 91.8MB in the beginning and 68.8MB in the end (delta: 23.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.68ms. Allocated memory is still 117.4MB. Free memory was 68.8MB in the beginning and 66.1MB in the end (delta: 2.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.37ms. Allocated memory is still 117.4MB. Free memory was 66.1MB in the beginning and 64.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 935.82ms. Allocated memory is still 117.4MB. Free memory was 64.6MB in the beginning and 75.6MB in the end (delta: -11.0MB). Peak memory consumption was 38.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2;~x$w_buff1_used~0 := (if 0 == ~x$w_buff0_used~0 % 256 then 0 else 1);~x$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:51:13,191 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/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_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 04:51:16,027 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 04:51:16,117 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2024-11-25 04:51:16,155 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 04:51:16,156 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-25 04:51:16,156 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-25 04:51:16,156 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 04:51:16,157 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 04:51:16,157 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 04:51:16,157 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-25 04:51:16,157 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 04:51:16,157 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 04:51:16,157 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-25 04:51:16,158 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 04:51:16,159 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 04:51:16,159 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 04:51:16,159 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-25 04:51:16,159 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 04:51:16,159 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 04:51:16,159 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 04:51:16,160 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 04:51:16,160 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 04:51:16,160 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:16,160 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 04:51:16,160 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 04:51:16,160 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:51:16,161 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 04:51:16,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 04:51:16,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-25 04:51:16,164 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 04:51:16,164 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 04:51:16,164 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 04:51:16,164 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_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad7a565ad4ebe037ce541fa36cdf85746d072cc2b5132ab8ae2e3025ff70fea5 [2024-11-25 04:51:16,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 04:51:16,521 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 04:51:16,523 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 04:51:16,524 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 04:51:16,525 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 04:51:16,526 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2024-11-25 04:51:19,581 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/fbde6c040/573448a8248f41b99a80814941af8359/FLAG00b1b5cf8 [2024-11-25 04:51:19,914 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 04:51:19,915 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/sv-benchmarks/c/pthread-wmm/safe004_power.opt_pso.opt_rmo.opt.i [2024-11-25 04:51:19,933 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/fbde6c040/573448a8248f41b99a80814941af8359/FLAG00b1b5cf8 [2024-11-25 04:51:19,950 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/data/fbde6c040/573448a8248f41b99a80814941af8359 [2024-11-25 04:51:19,952 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 04:51:19,954 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 04:51:19,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 04:51:19,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 04:51:19,961 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 04:51:19,962 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:51:19" (1/1) ... [2024-11-25 04:51:19,963 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6730f19a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:19, skipping insertion in model container [2024-11-25 04:51:19,963 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 04:51:19" (1/1) ... [2024-11-25 04:51:20,002 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 04:51:20,372 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:51:20,390 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 04:51:20,460 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 04:51:20,512 INFO L204 MainTranslator]: Completed translation [2024-11-25 04:51:20,513 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20 WrapperNode [2024-11-25 04:51:20,513 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 04:51:20,514 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 04:51:20,515 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 04:51:20,515 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 04:51:20,524 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,541 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,576 INFO L138 Inliner]: procedures = 176, calls = 43, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 102 [2024-11-25 04:51:20,579 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 04:51:20,580 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 04:51:20,580 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 04:51:20,580 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 04:51:20,597 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,608 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,622 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,623 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,625 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,629 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,630 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 04:51:20,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 04:51:20,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 04:51:20,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 04:51:20,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 04:51:20" (1/1) ... [2024-11-25 04:51:20,642 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 04:51:20,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 04:51:20,682 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 04:51:20,686 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 04:51:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-25 04:51:20,715 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-25 04:51:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-25 04:51:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 04:51:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 04:51:20,715 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2024-11-25 04:51:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2024-11-25 04:51:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2024-11-25 04:51:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2024-11-25 04:51:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2024-11-25 04:51:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2024-11-25 04:51:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-25 04:51:20,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 04:51:20,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 04:51:20,718 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-25 04:51:20,928 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 04:51:20,930 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 04:51:21,384 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-25 04:51:21,384 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 04:51:21,657 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionIsComplete(AtomicBlockAnalyzer.java:115) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:299) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 04:51:21,666 INFO L158 Benchmark]: Toolchain (without parser) took 1711.00ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 49.8MB in the end (delta: 9.2MB). Peak memory consumption was 54.1MB. Max. memory is 16.1GB. [2024-11-25 04:51:21,666 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:51:21,667 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.20ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 35.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 04:51:21,668 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.01ms. Allocated memory is still 83.9MB. Free memory was 35.4MB in the beginning and 33.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:51:21,669 INFO L158 Benchmark]: Boogie Preprocessor took 54.10ms. Allocated memory is still 83.9MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 04:51:21,669 INFO L158 Benchmark]: RCFGBuilder took 1029.32ms. Allocated memory is still 83.9MB. Free memory was 31.1MB in the beginning and 49.8MB in the end (delta: -18.7MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. [2024-11-25 04:51:21,672 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 64.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.20ms. Allocated memory is still 83.9MB. Free memory was 58.9MB in the beginning and 35.4MB in the end (delta: 23.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.01ms. Allocated memory is still 83.9MB. Free memory was 35.4MB in the beginning and 33.2MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.10ms. Allocated memory is still 83.9MB. Free memory was 33.2MB in the beginning and 31.1MB in the end (delta: 2.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1029.32ms. Allocated memory is still 83.9MB. Free memory was 31.1MB in the beginning and 49.8MB in the end (delta: -18.7MB). Peak memory consumption was 28.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.AtomicBlockAnalyzer.ensureAtomicCompositionComplete(AtomicBlockAnalyzer.java:146) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 04:51:21,690 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_50fd3841-d623-47a4-9961-43e2e4d31f0b/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~x$w_buff1~0 := ~x$w_buff0~0;~x$w_buff0~0 := 2bv32;~x$w_buff1_used~0 := (if 0bv8 == ~x$w_buff0_used~0 then 0bv8 else 1bv8);~x$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?