./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe028_power.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV --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 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:41:52,461 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:41:52,601 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:41:52,612 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:41:52,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:41:52,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:41:52,666 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:41:52,667 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:41:52,668 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:41:52,675 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:41:52,676 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:41:52,677 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:41:52,677 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:41:52,680 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:41:52,680 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:41:52,681 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:41:52,681 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:41:52,682 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:41:52,682 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:41:52,683 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:41:52,684 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:41:52,685 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:41:52,685 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:41:52,686 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:41:52,686 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:41:52,687 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:41:52,688 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:41:52,689 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:52,689 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:41:52,690 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:41:52,691 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:41:52,692 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:41:52,692 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:41:52,692 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:41:52,693 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_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 [2023-11-11 23:41:53,021 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:41:53,049 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:41:53,052 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:41:53,054 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:41:53,055 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:41:53,056 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe028_power.i [2023-11-11 23:41:56,725 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:41:57,046 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:41:57,047 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/sv-benchmarks/c/pthread-wmm/safe028_power.i [2023-11-11 23:41:57,071 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data/667374c16/56bd40a8d56847d3950b74a1b4725295/FLAGd600b8597 [2023-11-11 23:41:57,090 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data/667374c16/56bd40a8d56847d3950b74a1b4725295 [2023-11-11 23:41:57,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:41:57,096 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:41:57,098 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:57,098 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:41:57,105 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:41:57,106 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:57,107 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@474b2cef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57, skipping insertion in model container [2023-11-11 23:41:57,108 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:57,176 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:41:57,722 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:57,741 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:41:57,876 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:41:57,924 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:57,925 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:41:57,932 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:41:57,933 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57 WrapperNode [2023-11-11 23:41:57,933 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:41:57,934 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:57,934 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:41:57,935 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:41:57,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:57,982 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,031 INFO L138 Inliner]: procedures = 176, calls = 78, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 139 [2023-11-11 23:41:58,032 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:41:58,033 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:41:58,033 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:41:58,034 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:41:58,045 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,046 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,052 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,053 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,084 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,102 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,113 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,116 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,134 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:41:58,136 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:41:58,137 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:41:58,137 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:41:58,138 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:41:57" (1/1) ... [2023-11-11 23:41:58,145 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:41:58,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:41:58,180 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:41:58,204 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:41:58,226 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:41:58,227 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:41:58,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:41:58,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:41:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:41:58,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:41:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:41:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:41:58,230 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:41:58,230 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:41:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:41:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:41:58,231 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:41:58,231 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:41:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:41:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:41:58,232 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:41:58,232 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:41:58,234 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:41:58,520 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:41:58,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:41:59,230 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:41:59,643 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:41:59,644 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:41:59,645 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L795 is neither atomic block end nor a sink node. [2023-11-11 23:41:59,646 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:41:59,650 INFO L158 Benchmark]: Toolchain (without parser) took 2553.84ms. Allocated memory is still 144.7MB. Free memory was 98.3MB in the beginning and 100.6MB in the end (delta: -2.3MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:59,651 INFO L158 Benchmark]: CDTParser took 0.65ms. Allocated memory is still 113.2MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 133.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:41:59,652 INFO L158 Benchmark]: CACSL2BoogieTranslator took 835.62ms. Allocated memory is still 144.7MB. Free memory was 97.8MB in the beginning and 72.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:41:59,653 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.41ms. Allocated memory is still 144.7MB. Free memory was 72.6MB in the beginning and 70.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:41:59,654 INFO L158 Benchmark]: Boogie Preprocessor took 102.15ms. Allocated memory is still 144.7MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:41:59,654 INFO L158 Benchmark]: RCFGBuilder took 1512.56ms. Allocated memory is still 144.7MB. Free memory was 67.9MB in the beginning and 100.6MB in the end (delta: -32.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-11 23:41:59,658 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.65ms. Allocated memory is still 113.2MB. Free memory was 59.8MB in the beginning and 59.7MB in the end (delta: 133.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 835.62ms. Allocated memory is still 144.7MB. Free memory was 97.8MB in the beginning and 72.6MB in the end (delta: 25.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.41ms. Allocated memory is still 144.7MB. Free memory was 72.6MB in the beginning and 70.0MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.15ms. Allocated memory is still 144.7MB. Free memory was 70.0MB in the beginning and 67.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1512.56ms. Allocated memory is still 144.7MB. Free memory was 67.9MB in the beginning and 100.6MB in the end (delta: -32.7MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:41:59,676 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/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_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_power.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV --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 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:42:02,497 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:42:02,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:42:02,641 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:42:02,643 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:42:02,643 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:42:02,645 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:42:02,645 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:42:02,646 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:42:02,647 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:42:02,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:42:02,648 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:42:02,649 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:42:02,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:42:02,651 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:42:02,651 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:42:02,652 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:42:02,653 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:42:02,654 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:42:02,655 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:42:02,655 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:42:02,656 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:42:02,657 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:42:02,658 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:42:02,659 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:42:02,660 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:42:02,660 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:42:02,661 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:42:02,662 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:42:02,663 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:42:02,663 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:02,664 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:42:02,665 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:42:02,666 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:42:02,666 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:42:02,667 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:42:02,668 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:42:02,668 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:42:02,668 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:42:02,669 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_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d78821bc3a287b999f98be361d707254bd2fa61b63b525cf42d392168336d80 [2023-11-11 23:42:03,018 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:42:03,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:42:03,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:42:03,046 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:42:03,046 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:42:03,048 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/safe028_power.i [2023-11-11 23:42:06,380 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:42:06,825 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:42:06,826 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/sv-benchmarks/c/pthread-wmm/safe028_power.i [2023-11-11 23:42:06,856 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data/f4080a5f4/2bc35cc345a54bbcbb88fdb371585a32/FLAGc97f41ad4 [2023-11-11 23:42:06,885 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/data/f4080a5f4/2bc35cc345a54bbcbb88fdb371585a32 [2023-11-11 23:42:06,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:42:06,900 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:42:06,907 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:06,907 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:42:06,914 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:42:06,915 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:06" (1/1) ... [2023-11-11 23:42:06,916 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4982a704 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:06, skipping insertion in model container [2023-11-11 23:42:06,917 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:06" (1/1) ... [2023-11-11 23:42:07,013 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:42:07,667 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:07,688 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:42:07,788 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:07,850 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:42:07,850 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:42:07,860 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:42:07,861 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07 WrapperNode [2023-11-11 23:42:07,861 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:07,862 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:07,863 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:42:07,863 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:42:07,872 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:07,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:07,959 INFO L138 Inliner]: procedures = 180, calls = 78, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 140 [2023-11-11 23:42:07,960 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:07,961 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:42:07,963 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:42:07,963 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:42:07,977 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:07,978 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:07,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:07,987 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:08,008 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:08,012 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:08,018 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:08,022 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:08,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:42:08,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:42:08,032 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:42:08,032 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:42:08,033 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:07" (1/1) ... [2023-11-11 23:42:08,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:08,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:42:08,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:42:08,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:42:08,147 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:42:08,148 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:42:08,148 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:42:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:42:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:42:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:42:08,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:42:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:42:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:42:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-11 23:42:08,150 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:42:08,150 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:42:08,151 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:42:08,151 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:42:08,153 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:42:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:42:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:42:08,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:42:08,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:42:08,157 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:42:08,385 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:42:08,388 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:42:09,252 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:42:09,846 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:42:09,847 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:42:09,848 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L795 is neither atomic block end nor a sink node. [2023-11-11 23:42:09,849 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) 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) [2023-11-11 23:42:09,858 INFO L158 Benchmark]: Toolchain (without parser) took 2956.67ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 58.5MB in the beginning and 41.5MB in the end (delta: 17.1MB). Peak memory consumption was 35.1MB. Max. memory is 16.1GB. [2023-11-11 23:42:09,859 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:42:09,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 954.63ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 52.3MB in the end (delta: 6.0MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-11 23:42:09,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 98.07ms. Allocated memory is still 83.9MB. Free memory was 52.3MB in the beginning and 49.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:42:09,863 INFO L158 Benchmark]: Boogie Preprocessor took 70.09ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 46.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:42:09,864 INFO L158 Benchmark]: RCFGBuilder took 1823.52ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.7MB in the beginning and 41.5MB in the end (delta: 5.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2023-11-11 23:42:09,875 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 58.7MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 954.63ms. Allocated memory is still 83.9MB. Free memory was 58.3MB in the beginning and 52.3MB in the end (delta: 6.0MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 98.07ms. Allocated memory is still 83.9MB. Free memory was 52.3MB in the beginning and 49.6MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 70.09ms. Allocated memory is still 83.9MB. Free memory was 49.6MB in the beginning and 46.7MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1823.52ms. Allocated memory was 83.9MB in the beginning and 100.7MB in the end (delta: 16.8MB). Free memory was 46.7MB in the beginning and 41.5MB in the end (delta: 5.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:42:09,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6dd440d6-be96-4712-bac4-5aa876c54af0/bin/ukojak-verify-0OAaufAVZV/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: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?