./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC --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 a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:29,150 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:29,296 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 19:56:29,305 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 19:56:29,306 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 19:56:29,353 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:29,354 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:29,355 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:29,357 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:29,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:29,364 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:29,365 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:29,365 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:56:29,368 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 19:56:29,368 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:56:29,369 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:29,370 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:29,370 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:29,371 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:29,371 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:29,372 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:29,373 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:56:29,373 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:29,374 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:29,375 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:29,376 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:29,376 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:29,377 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:29,377 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:29,378 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:29,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:29,380 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:29,380 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 19:56:29,381 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 19:56:29,381 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:29,382 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 [2023-11-23 19:56:29,782 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:29,837 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:29,840 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:29,842 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:29,842 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:29,844 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/mix055.opt.i [2023-11-23 19:56:33,476 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:33,934 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:33,935 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/sv-benchmarks/c/pthread-wmm/mix055.opt.i [2023-11-23 19:56:33,971 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data/899c806ac/9b73c8e9d85743e295238985cc981063/FLAG512843002 [2023-11-23 19:56:33,992 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data/899c806ac/9b73c8e9d85743e295238985cc981063 [2023-11-23 19:56:33,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:34,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:34,005 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:34,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:34,012 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:34,013 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:33" (1/1) ... [2023-11-23 19:56:34,014 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37f4ed45 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34, skipping insertion in model container [2023-11-23 19:56:34,014 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:33" (1/1) ... [2023-11-23 19:56:34,094 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:34,641 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:34,654 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:34,777 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:34,846 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:34,847 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:34,856 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:34,857 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34 WrapperNode [2023-11-23 19:56:34,857 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:34,859 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:34,859 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:34,860 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:34,869 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:34,919 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:34,959 INFO L138 Inliner]: procedures = 177, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 127 [2023-11-23 19:56:34,972 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:34,973 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:34,973 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:34,974 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:34,987 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:34,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,005 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,020 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,049 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,052 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,057 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:35,077 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:35,077 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:35,077 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:35,078 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:34" (1/1) ... [2023-11-23 19:56:35,085 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:35,101 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:35,116 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:35,149 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 19:56:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 19:56:35,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 19:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 19:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:56:35,180 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 19:56:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 19:56:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 19:56:35,181 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 19:56:35,181 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 19:56:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 19:56:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 19:56:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 19:56:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-23 19:56:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-23 19:56:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 19:56:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 19:56:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:35,189 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 19:56:35,478 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:35,481 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:35,920 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:36,178 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-23 19:56:36,189 INFO L158 Benchmark]: Toolchain (without parser) took 2186.71ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 107.0MB in the beginning and 138.7MB in the end (delta: -31.7MB). Peak memory consumption was 45.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:36,190 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 157.3MB. Free memory is still 130.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:36,191 INFO L158 Benchmark]: CACSL2BoogieTranslator took 853.45ms. Allocated memory is still 157.3MB. Free memory was 106.9MB in the beginning and 83.4MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:36,192 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.36ms. Allocated memory is still 157.3MB. Free memory was 83.4MB in the beginning and 80.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:36,193 INFO L158 Benchmark]: Boogie Preprocessor took 102.59ms. Allocated memory is still 157.3MB. Free memory was 80.7MB in the beginning and 78.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:36,197 INFO L158 Benchmark]: RCFGBuilder took 1109.79ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 78.6MB in the beginning and 138.7MB in the end (delta: -60.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. [2023-11-23 19:56:36,201 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 157.3MB. Free memory is still 130.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 853.45ms. Allocated memory is still 157.3MB. Free memory was 106.9MB in the beginning and 83.4MB in the end (delta: 23.5MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.36ms. Allocated memory is still 157.3MB. Free memory was 83.4MB in the beginning and 80.7MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.59ms. Allocated memory is still 157.3MB. Free memory was 80.7MB in the beginning and 78.8MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1109.79ms. Allocated memory was 157.3MB in the beginning and 201.3MB in the end (delta: 44.0MB). Free memory was 78.6MB in the beginning and 138.7MB in the end (delta: -60.1MB). Peak memory consumption was 17.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$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.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 19:56:36,244 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix055.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC --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 a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 19:56:39,369 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 19:56:39,526 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 19:56:39,568 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 19:56:39,569 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 19:56:39,570 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 19:56:39,571 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 19:56:39,572 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 19:56:39,572 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 19:56:39,573 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 19:56:39,574 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 19:56:39,575 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 19:56:39,575 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 19:56:39,576 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 19:56:39,577 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 19:56:39,577 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 19:56:39,578 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 19:56:39,579 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 19:56:39,580 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 19:56:39,580 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 19:56:39,581 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 19:56:39,582 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 19:56:39,582 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 19:56:39,583 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 19:56:39,584 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 19:56:39,584 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 19:56:39,585 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 19:56:39,585 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:39,586 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 19:56:39,587 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 19:56:39,587 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:39,588 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 19:56:39,588 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 19:56:39,588 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 19:56:39,589 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 19:56:39,589 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 19:56:39,589 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 19:56:39,589 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 19:56:39,590 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 19:56:39,590 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4ebc4444460a05c0fe2d26c6269a3bce4de01cd65e247714c5237856dd0f827 [2023-11-23 19:56:40,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 19:56:40,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 19:56:40,190 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 19:56:40,192 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 19:56:40,193 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 19:56:40,195 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/mix055.opt.i [2023-11-23 19:56:43,869 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 19:56:44,269 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 19:56:44,270 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/sv-benchmarks/c/pthread-wmm/mix055.opt.i [2023-11-23 19:56:44,293 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data/2d32cb50a/88d7f1d2728e447cbee5797f0ba9c5ae/FLAG02894e907 [2023-11-23 19:56:44,312 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/data/2d32cb50a/88d7f1d2728e447cbee5797f0ba9c5ae [2023-11-23 19:56:44,315 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 19:56:44,317 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 19:56:44,319 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:44,319 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 19:56:44,326 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 19:56:44,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:44" (1/1) ... [2023-11-23 19:56:44,328 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@443f218d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:44, skipping insertion in model container [2023-11-23 19:56:44,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 07:56:44" (1/1) ... [2023-11-23 19:56:44,404 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 19:56:45,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:45,129 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 19:56:45,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 19:56:45,350 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,350 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 19:56:45,360 INFO L206 MainTranslator]: Completed translation [2023-11-23 19:56:45,361 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45 WrapperNode [2023-11-23 19:56:45,361 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 19:56:45,363 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:45,363 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 19:56:45,364 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 19:56:45,374 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,432 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,492 INFO L138 Inliner]: procedures = 180, calls = 68, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 128 [2023-11-23 19:56:45,493 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 19:56:45,494 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 19:56:45,494 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 19:56:45,494 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 19:56:45,510 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,511 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,533 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,536 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,551 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,570 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,580 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,598 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,605 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 19:56:45,606 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 19:56:45,606 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 19:56:45,607 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 19:56:45,608 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 07:56:45" (1/1) ... [2023-11-23 19:56:45,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 19:56:45,638 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 19:56:45,656 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 19:56:45,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 19:56:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 19:56:45,716 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 19:56:45,716 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 19:56:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 19:56:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 19:56:45,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 19:56:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 19:56:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 19:56:45,718 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 19:56:45,718 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 19:56:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 19:56:45,719 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 19:56:45,719 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 19:56:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 19:56:45,720 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-23 19:56:45,720 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-23 19:56:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 19:56:45,721 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 19:56:45,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 19:56:45,723 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 19:56:45,930 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 19:56:45,934 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 19:56:46,443 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 19:56:46,728 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: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:325) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-23 19:56:46,737 INFO L158 Benchmark]: Toolchain (without parser) took 2418.52ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.4MB in the beginning and 49.9MB in the end (delta: 1.5MB). Peak memory consumption was 31.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:46,744 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 77.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 19:56:46,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1042.81ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.3MB in the beginning and 70.5MB in the end (delta: -19.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-23 19:56:46,747 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.93ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 67.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 19:56:46,748 INFO L158 Benchmark]: Boogie Preprocessor took 111.33ms. Allocated memory is still 102.8MB. Free memory was 67.9MB in the beginning and 65.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 19:56:46,749 INFO L158 Benchmark]: RCFGBuilder took 1128.70ms. Allocated memory is still 102.8MB. Free memory was 65.4MB in the beginning and 49.9MB in the end (delta: 15.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-23 19:56:46,756 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 77.6MB. Free memory is still 53.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1042.81ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.3MB in the beginning and 70.5MB in the end (delta: -19.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.93ms. Allocated memory is still 102.8MB. Free memory was 70.5MB in the beginning and 67.9MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 111.33ms. Allocated memory is still 102.8MB. Free memory was 67.9MB in the beginning and 65.4MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1128.70ms. Allocated memory is still 102.8MB. Free memory was 65.4MB in the beginning and 49.9MB in the end (delta: 15.5MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:356) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 19:56:46,805 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cf090786-fdee-4445-a581-f9b933761b31/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 2bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?