./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe008_tso.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_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/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_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/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_740d0ef1-2593-4230-bca1-660698b0409e/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 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:13,261 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:13,390 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 02:50:13,394 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:50:13,395 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:50:13,419 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:13,421 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:13,422 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:13,423 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:13,428 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:13,429 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:13,429 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:13,430 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:50:13,432 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:50:13,433 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:50:13,434 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:13,434 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:13,435 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:13,435 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:13,435 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:13,436 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:13,436 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:50:13,437 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:13,437 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:13,438 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:13,438 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:13,439 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:13,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:13,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:13,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:13,443 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:13,443 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:13,444 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:50:13,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:50:13,444 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:13,445 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_740d0ef1-2593-4230-bca1-660698b0409e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c [2023-11-19 02:50:13,755 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:13,792 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:13,795 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:13,796 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:13,797 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:13,798 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe008_tso.i [2023-11-19 02:50:17,012 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:17,287 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:17,287 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/sv-benchmarks/c/pthread-wmm/safe008_tso.i [2023-11-19 02:50:17,310 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data/1bb3bf742/0242eac0b8c54725923ec3beec661f3a/FLAGd3f1f75a5 [2023-11-19 02:50:17,330 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data/1bb3bf742/0242eac0b8c54725923ec3beec661f3a [2023-11-19 02:50:17,333 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:17,334 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:17,336 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:17,336 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:17,340 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:17,341 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:17,342 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13907b21 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17, skipping insertion in model container [2023-11-19 02:50:17,342 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:17,391 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:17,793 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:17,806 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:17,866 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:17,911 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:17,912 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:17,920 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:17,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17 WrapperNode [2023-11-19 02:50:17,922 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:17,924 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:17,924 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:17,924 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:17,932 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:17,957 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:17,986 INFO L138 Inliner]: procedures = 176, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-19 02:50:17,987 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:17,988 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:17,988 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:17,988 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:17,998 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:17,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,009 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,019 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,021 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,029 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,030 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:18,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:18,035 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:18,035 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:18,036 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:17" (1/1) ... [2023-11-19 02:50:18,042 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:18,067 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:18,085 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:18,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:50:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:50:18,129 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:18,130 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:18,131 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:50:18,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:50:18,131 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:50:18,131 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:50:18,132 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:50:18,132 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:50:18,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:50:18,133 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:50:18,133 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:18,133 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:18,135 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 02:50:18,351 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:18,354 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:18,566 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:18,647 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:18,647 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:18,651 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:18 BoogieIcfgContainer [2023-11-19 02:50:18,652 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:18,653 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:18,653 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:18,676 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:18,676 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:18" (1/1) ... [2023-11-19 02:50:18,677 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 02:50:18,682 INFO L158 Benchmark]: Toolchain (without parser) took 1346.88ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 96.1MB in the beginning and 144.8MB in the end (delta: -48.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:18,683 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:18,684 INFO L158 Benchmark]: CACSL2BoogieTranslator took 586.88ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 75.6MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 02:50:18,685 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.72ms. Allocated memory is still 142.6MB. Free memory was 75.6MB in the beginning and 73.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:18,685 INFO L158 Benchmark]: Boogie Preprocessor took 46.29ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 72.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:18,686 INFO L158 Benchmark]: RCFGBuilder took 617.22ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 72.0MB in the beginning and 144.4MB in the end (delta: -72.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-19 02:50:18,687 INFO L158 Benchmark]: CodeCheck took 27.34ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 144.8MB in the end (delta: -502.4kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-19 02:50:18,691 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 90.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 586.88ms. Allocated memory is still 142.6MB. Free memory was 96.1MB in the beginning and 75.6MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 63.72ms. Allocated memory is still 142.6MB. Free memory was 75.6MB in the beginning and 73.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.29ms. Allocated memory is still 142.6MB. Free memory was 73.6MB in the beginning and 72.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 617.22ms. Allocated memory was 142.6MB in the beginning and 176.2MB in the end (delta: 33.6MB). Free memory was 72.0MB in the beginning and 144.4MB in the end (delta: -72.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * CodeCheck took 27.34ms. Allocated memory is still 176.2MB. Free memory was 144.3MB in the beginning and 144.8MB in the end (delta: -502.4kB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:50:18,729 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/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_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/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_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe008_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/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_740d0ef1-2593-4230-bca1-660698b0409e/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 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:50:21,511 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:50:21,652 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 02:50:21,719 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:50:21,721 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 02:50:21,722 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 02:50:21,723 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:50:21,723 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:50:21,725 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:50:21,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 02:50:21,731 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:50:21,732 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:50:21,732 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:50:21,734 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 02:50:21,735 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:50:21,735 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 02:50:21,736 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:50:21,736 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:50:21,736 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 02:50:21,738 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:50:21,738 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:50:21,739 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:50:21,739 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 02:50:21,740 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:50:21,740 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:50:21,741 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:50:21,741 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:50:21,742 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:21,742 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:50:21,743 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:50:21,744 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:21,745 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:50:21,745 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:50:21,746 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 02:50:21,746 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:50:21,746 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:50:21,747 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 02:50:21,747 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:50:21,747 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:50:21,748 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_740d0ef1-2593-4230-bca1-660698b0409e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3447fa4cbed8c2dd9f8bb92c4d44acca15639ccfd4d81b58d710cf11090f115c [2023-11-19 02:50:22,211 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:50:22,247 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:50:22,250 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:50:22,252 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:50:22,253 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:50:22,254 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe008_tso.i [2023-11-19 02:50:25,491 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:50:25,897 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:50:25,897 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/sv-benchmarks/c/pthread-wmm/safe008_tso.i [2023-11-19 02:50:25,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data/878190364/20bf075b64444cfda12b9ab481c59461/FLAG6b0fbbaab [2023-11-19 02:50:25,944 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/data/878190364/20bf075b64444cfda12b9ab481c59461 [2023-11-19 02:50:25,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:50:25,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:50:25,956 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:25,956 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:50:25,962 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:50:25,965 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:25" (1/1) ... [2023-11-19 02:50:25,966 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@306a6b61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:25, skipping insertion in model container [2023-11-19 02:50:25,967 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:50:25" (1/1) ... [2023-11-19 02:50:26,036 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:50:26,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:26,577 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:50:26,678 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:50:26,738 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:26,739 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:50:26,747 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:50:26,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26 WrapperNode [2023-11-19 02:50:26,748 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:50:26,749 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:26,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:50:26,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:50:26,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,795 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,831 INFO L138 Inliner]: procedures = 179, calls = 54, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 74 [2023-11-19 02:50:26,832 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:50:26,833 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:50:26,833 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:50:26,833 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:50:26,844 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,844 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,858 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,864 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,874 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,876 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,880 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,882 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,887 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:50:26,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:50:26,889 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:50:26,889 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:50:26,890 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:50:26" (1/1) ... [2023-11-19 02:50:26,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:50:26,929 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:50:26,942 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:50:26,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:50:26,989 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:50:26,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:50:26,990 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:50:26,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:50:26,990 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:50:26,991 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:50:26,991 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 02:50:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 02:50:26,991 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 02:50:26,991 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 02:50:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 02:50:26,992 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 02:50:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:50:26,992 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:50:26,994 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:50:26,996 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 02:50:27,231 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:50:27,234 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:50:27,520 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:50:27,570 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:50:27,570 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 02:50:27,574 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:27 BoogieIcfgContainer [2023-11-19 02:50:27,574 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:50:27,575 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:50:27,575 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:50:27,587 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:50:27,587 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:50:27" (1/1) ... [2023-11-19 02:50:27,588 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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 02:50:27,593 INFO L158 Benchmark]: Toolchain (without parser) took 1639.17ms. Allocated memory is still 79.7MB. Free memory was 54.6MB in the beginning and 46.4MB in the end (delta: 8.2MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-19 02:50:27,594 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 33.0MB in the beginning and 32.9MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:27,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.46ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 50.1MB in the end (delta: 4.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 02:50:27,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.66ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 47.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:27,596 INFO L158 Benchmark]: Boogie Preprocessor took 55.05ms. Allocated memory is still 79.7MB. Free memory was 47.8MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:50:27,597 INFO L158 Benchmark]: RCFGBuilder took 685.59ms. Allocated memory is still 79.7MB. Free memory was 45.8MB in the beginning and 47.5MB in the end (delta: -1.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-11-19 02:50:27,597 INFO L158 Benchmark]: CodeCheck took 16.25ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 46.4MB in the end (delta: 762.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:50:27,601 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.34ms. Allocated memory is still 56.6MB. Free memory was 33.0MB in the beginning and 32.9MB in the end (delta: 49.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.46ms. Allocated memory is still 79.7MB. Free memory was 54.4MB in the beginning and 50.1MB in the end (delta: 4.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.66ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 47.8MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.05ms. Allocated memory is still 79.7MB. Free memory was 47.8MB in the beginning and 45.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 685.59ms. Allocated memory is still 79.7MB. Free memory was 45.8MB in the beginning and 47.5MB in the end (delta: -1.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 16.25ms. Allocated memory is still 79.7MB. Free memory was 47.2MB in the beginning and 46.4MB in the end (delta: 762.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:50:27,635 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_740d0ef1-2593-4230-bca1-660698b0409e/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported