./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL --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 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:51,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:51,290 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:08:51,297 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:51,298 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:51,341 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:51,342 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:51,343 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:51,344 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:51,349 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:51,350 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:51,351 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:08:51,351 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:51,353 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:51,354 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:51,354 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:51,354 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:08:51,355 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:51,355 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:08:51,355 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:08:51,356 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:51,356 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:51,357 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:08:51,357 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:51,358 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:51,358 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:51,359 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:51,359 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:51,359 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:51,360 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:51,360 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:51,361 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:08:51,361 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:51,361 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:51,362 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:08:51,362 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_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 [2023-11-19 04:08:51,638 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:51,674 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:51,677 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:51,678 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:51,679 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:51,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 04:08:54,897 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:55,162 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:55,162 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 04:08:55,183 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data/5d8d1b12b/8ecc7c42e58a4edfb6f175d36dd38840/FLAGace9d172f [2023-11-19 04:08:55,199 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data/5d8d1b12b/8ecc7c42e58a4edfb6f175d36dd38840 [2023-11-19 04:08:55,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:55,204 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:55,205 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:55,206 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:55,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:55,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58cd743a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55, skipping insertion in model container [2023-11-19 04:08:55,214 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,267 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:55,760 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:55,780 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:55,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:55,928 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:55,929 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:55,937 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:55,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55 WrapperNode [2023-11-19 04:08:55,938 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:55,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:55,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:55,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:55,947 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,986 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,025 INFO L138 Inliner]: procedures = 176, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-11-19 04:08:56,025 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:56,027 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:56,027 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:56,027 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:56,037 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,038 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,050 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,051 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,068 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,085 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,100 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,104 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,108 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:56,113 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:56,113 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:56,113 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:56,114 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:56,120 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:56,133 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:56,152 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:56,184 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:08:56,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:08:56,207 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:56,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:56,209 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:08:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:08:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:08:56,210 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:08:56,210 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:08:56,211 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:08:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:56,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:56,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:56,213 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:56,455 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:56,457 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:56,798 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:57,041 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:57,041 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:08:57,043 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 := 1;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-19 04:08:57,048 INFO L158 Benchmark]: Toolchain (without parser) took 1843.56ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 72.1MB in the end (delta: 15.2MB). Peak memory consumption was 41.7MB. Max. memory is 16.1GB. [2023-11-19 04:08:57,049 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:57,049 INFO L158 Benchmark]: CACSL2BoogieTranslator took 732.68ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 63.7MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:57,050 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.15ms. Allocated memory is still 132.1MB. Free memory was 63.7MB in the beginning and 61.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:57,051 INFO L158 Benchmark]: Boogie Preprocessor took 85.33ms. Allocated memory is still 132.1MB. Free memory was 61.6MB in the beginning and 59.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:57,052 INFO L158 Benchmark]: RCFGBuilder took 933.79ms. Allocated memory is still 132.1MB. Free memory was 59.5MB in the beginning and 72.1MB in the end (delta: -12.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-19 04:08:57,055 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 92.3MB. Free memory is still 46.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 732.68ms. Allocated memory is still 132.1MB. Free memory was 87.2MB in the beginning and 63.7MB in the end (delta: 23.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.15ms. Allocated memory is still 132.1MB. Free memory was 63.7MB in the beginning and 61.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.33ms. Allocated memory is still 132.1MB. Free memory was 61.6MB in the beginning and 59.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 933.79ms. Allocated memory is still 132.1MB. Free memory was 59.5MB in the beginning and 72.1MB in the end (delta: -12.6MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1;~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 := 1;~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:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:57,089 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL --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 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:59,785 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:59,932 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:59,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:59,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:08:59,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:08:59,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:59,998 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:09:00,000 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:09:00,005 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:09:00,006 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:09:00,006 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:09:00,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:09:00,009 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:09:00,009 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:09:00,010 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:09:00,010 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:09:00,010 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:09:00,011 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:09:00,011 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:09:00,012 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:09:00,012 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:09:00,013 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:09:00,013 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:09:00,014 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:09:00,014 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:09:00,015 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:09:00,015 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:00,016 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:00,016 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:09:00,018 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:00,018 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:09:00,018 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:09:00,019 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:09:00,019 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:09:00,019 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:09:00,020 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:09:00,020 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:09:00,020 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:09:00,021 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_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3361d121b1701e03d91abe21b23341050c9e7b0bb70abe94dd0f34e8fd521162 [2023-11-19 04:09:00,431 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:09:00,459 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:09:00,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:09:00,465 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:09:00,466 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:09:00,467 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 04:09:03,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:09:04,052 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:09:04,053 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/sv-benchmarks/c/pthread-wmm/mix019_power.oepc_pso.oepc_rmo.oepc.i [2023-11-19 04:09:04,073 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data/f48d68199/f7091989bf374eeb8f06b8378121d5a4/FLAG9193a9674 [2023-11-19 04:09:04,087 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/data/f48d68199/f7091989bf374eeb8f06b8378121d5a4 [2023-11-19 04:09:04,089 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:09:04,091 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:09:04,093 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:04,093 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:09:04,097 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:09:04,098 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:04,099 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c866628 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04, skipping insertion in model container [2023-11-19 04:09:04,099 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:04,164 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:09:04,676 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:04,703 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:09:04,796 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:09:04,874 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:04,874 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:09:04,882 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:09:04,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04 WrapperNode [2023-11-19 04:09:04,883 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:09:04,885 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:04,885 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:09:04,885 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:09:04,893 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:04,948 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:04,984 INFO L138 Inliner]: procedures = 179, calls = 57, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 98 [2023-11-19 04:09:04,986 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:09:04,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:09:04,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:09:04,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:09:04,999 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:04,999 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,016 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,017 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,044 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,046 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,051 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,067 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:09:05,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:09:05,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:09:05,074 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:09:05,075 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:09:04" (1/1) ... [2023-11-19 04:09:05,091 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:09:05,102 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:09:05,114 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:09:05,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:09:05,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 04:09:05,152 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 04:09:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:09:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:09:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:09:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:09:05,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:09:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:09:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:09:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:09:05,154 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:09:05,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:09:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:09:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:09:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:09:05,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:09:05,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:09:05,158 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:09:05,323 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:09:05,325 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:09:05,825 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:09:06,007 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:09:06,007 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:09:06,009 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 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:320) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:304) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2023-11-19 04:09:06,015 INFO L158 Benchmark]: Toolchain (without parser) took 1923.04ms. Allocated memory is still 92.3MB. Free memory was 67.2MB in the beginning and 51.3MB in the end (delta: 15.9MB). Peak memory consumption was 36.6MB. Max. memory is 16.1GB. [2023-11-19 04:09:06,016 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:06,017 INFO L158 Benchmark]: CACSL2BoogieTranslator took 791.11ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 66.7MB in the end (delta: 252.6kB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. [2023-11-19 04:09:06,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.08ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 63.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:06,018 INFO L158 Benchmark]: Boogie Preprocessor took 85.27ms. Allocated memory is still 92.3MB. Free memory was 63.9MB in the beginning and 61.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:09:06,019 INFO L158 Benchmark]: RCFGBuilder took 939.27ms. Allocated memory is still 92.3MB. Free memory was 61.8MB in the beginning and 51.3MB in the end (delta: 10.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. [2023-11-19 04:09:06,024 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 60.8MB. Free memory was 37.2MB in the beginning and 37.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 791.11ms. Allocated memory is still 92.3MB. Free memory was 66.9MB in the beginning and 66.7MB in the end (delta: 252.6kB). Peak memory consumption was 26.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.08ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 63.9MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 85.27ms. Allocated memory is still 92.3MB. Free memory was 63.9MB in the beginning and 61.9MB in the end (delta: 2.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 939.27ms. Allocated memory is still 92.3MB. Free memory was 61.8MB in the beginning and 51.3MB in the end (delta: 10.5MB). Peak memory consumption was 33.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~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 := 1bv32;~z$w_buff1_used~0 := ~z$w_buff0_used~0;~z$w_buff0_used~0 := 1bv8;). Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.ensureAtomicCompositionComplete(CfgBuilder.java:348) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:09:06,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_007c6335-3529-48ed-9687-5384414c6652/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Incomplete atomic composition (dangling start of atomic block: ~z$w_buff1~0 := ~z$w_buff0~0;~z$w_buff0~0 := 1bv32;~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?