./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2 --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 d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:38:52,047 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:38:52,169 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:38:52,177 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:38:52,178 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:38:52,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:38:52,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:38:52,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:38:52,209 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:38:52,210 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:38:52,211 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:38:52,211 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:38:52,212 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:38:52,213 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:38:52,213 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:38:52,214 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:38:52,214 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:38:52,215 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:38:52,216 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:38:52,216 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:38:52,217 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:38:52,222 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:38:52,222 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:38:52,223 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:38:52,223 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:38:52,224 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:38:52,224 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:38:52,225 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:38:52,226 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:52,226 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:38:52,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:38:52,228 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:38:52,229 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:38:52,229 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:38:52,229 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:38:52,230 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_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf [2023-11-21 18:38:52,593 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:38:52,623 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:38:52,626 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:38:52,627 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:38:52,628 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:38:52,630 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-21 18:38:55,961 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:38:56,283 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:38:56,284 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-21 18:38:56,307 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data/80f89f986/cdd609f2e86e434287ff063c6b6d75dc/FLAG23e24746b [2023-11-21 18:38:56,324 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data/80f89f986/cdd609f2e86e434287ff063c6b6d75dc [2023-11-21 18:38:56,328 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:38:56,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:38:56,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:56,332 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:38:56,343 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:38:56,344 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:56" (1/1) ... [2023-11-21 18:38:56,345 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50b6b9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:56, skipping insertion in model container [2023-11-21 18:38:56,345 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:38:56" (1/1) ... [2023-11-21 18:38:56,425 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:38:56,999 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:57,025 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:38:57,139 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:38:57,177 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:38:57,178 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:38:57,186 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:38:57,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57 WrapperNode [2023-11-21 18:38:57,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:38:57,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:57,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:38:57,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:38:57,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,214 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,245 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 138 [2023-11-21 18:38:57,246 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:38:57,246 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:38:57,247 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:38:57,247 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:38:57,265 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,275 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,275 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,291 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,295 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,309 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,317 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,322 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:38:57,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:38:57,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:38:57,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:38:57,328 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:38:57" (1/1) ... [2023-11-21 18:38:57,348 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:38:57,392 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:38:57,431 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:38:57,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:38:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:38:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:38:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:38:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:38:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:38:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:38:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:38:57,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:38:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:38:57,537 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:38:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:38:57,539 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:38:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:38:57,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:38:57,542 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:38:57,782 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:38:57,787 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:38:58,298 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:38:58,669 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:38:58,669 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:38:58,671 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:58 BoogieIcfgContainer [2023-11-21 18:38:58,672 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:38:58,673 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:38:58,673 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:38:58,683 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:38:58,684 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:38:58" (1/1) ... [2023-11-21 18:38:58,686 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) [2023-11-21 18:38:58,694 INFO L158 Benchmark]: Toolchain (without parser) took 2363.92ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 63.1MB in the end (delta: 66.5MB). Peak memory consumption was 63.6MB. Max. memory is 16.1GB. [2023-11-21 18:38:58,695 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 89.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:38:58,696 INFO L158 Benchmark]: CACSL2BoogieTranslator took 855.65ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 105.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:38:58,697 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.19ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 102.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:38:58,698 INFO L158 Benchmark]: Boogie Preprocessor took 76.16ms. Allocated memory is still 165.7MB. Free memory was 102.2MB in the beginning and 100.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:38:58,700 INFO L158 Benchmark]: RCFGBuilder took 1346.37ms. Allocated memory is still 165.7MB. Free memory was 100.2MB in the beginning and 64.1MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-21 18:38:58,701 INFO L158 Benchmark]: CodeCheck took 19.72ms. Allocated memory is still 165.7MB. Free memory was 64.1MB in the beginning and 63.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:38:58,710 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 0.36ms. Allocated memory is still 117.4MB. Free memory was 90.0MB in the beginning and 89.9MB in the end (delta: 73.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 855.65ms. Allocated memory is still 165.7MB. Free memory was 129.6MB in the beginning and 105.0MB in the end (delta: 24.5MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.19ms. Allocated memory is still 165.7MB. Free memory was 105.0MB in the beginning and 102.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.16ms. Allocated memory is still 165.7MB. Free memory was 102.2MB in the beginning and 100.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1346.37ms. Allocated memory is still 165.7MB. Free memory was 100.2MB in the beginning and 64.1MB in the end (delta: 36.1MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * CodeCheck took 19.72ms. Allocated memory is still 165.7MB. Free memory was 64.1MB in the beginning and 63.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:38:58,760 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/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_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2 --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 d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:01,535 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:01,672 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:39:01,727 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:01,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:01,730 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:01,731 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:01,731 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:01,733 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:01,738 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:01,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:01,739 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:01,740 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:01,742 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:01,742 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:01,743 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:01,743 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:39:01,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:39:01,744 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:01,746 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:39:01,746 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:01,747 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:01,747 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:01,748 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:01,749 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:01,749 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:01,750 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:01,750 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:01,751 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:01,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:01,753 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:01,753 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:01,754 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:01,754 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:01,754 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:39:01,755 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:39:01,755 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:01,756 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:39:01,756 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:39:01,757 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_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d52a8576f41904f21a1a217cd81ed2d36ac8928d5a02d745a0c93a101e2535cf [2023-11-21 18:39:02,268 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:02,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:02,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:02,307 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:02,307 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:02,309 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-21 18:39:05,442 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:39:05,773 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:39:05,774 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/sv-benchmarks/c/pthread-wmm/safe020_rmo.i [2023-11-21 18:39:05,800 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data/599f873cb/81d453b0971d47518b3be0826db2aaf3/FLAGdb740609d [2023-11-21 18:39:05,820 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/data/599f873cb/81d453b0971d47518b3be0826db2aaf3 [2023-11-21 18:39:05,826 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:39:05,828 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:39:05,832 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:05,833 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:39:05,838 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:39:05,838 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,839 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@61a1df32 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:05, skipping insertion in model container [2023-11-21 18:39:05,840 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:05" (1/1) ... [2023-11-21 18:39:05,893 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:39:06,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:06,519 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:39:06,630 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:39:06,677 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,678 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:39:06,686 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:39:06,686 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06 WrapperNode [2023-11-21 18:39:06,686 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:39:06,687 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:06,688 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:39:06,688 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:39:06,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,718 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,746 INFO L138 Inliner]: procedures = 180, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-21 18:39:06,747 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:39:06,747 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:39:06,747 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:39:06,748 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:39:06,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,761 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,766 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,771 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,790 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,805 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,834 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:39:06,835 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:39:06,835 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:39:06,836 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:39:06,836 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:06" (1/1) ... [2023-11-21 18:39:06,846 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:06,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:39:06,887 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:39:06,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:39:06,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:39:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:39:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:39:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:39:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:39:06,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:39:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:39:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:39:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:39:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:39:06,936 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:39:06,936 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:39:06,937 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:39:06,937 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:39:06,938 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:39:06,939 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:39:06,939 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:39:06,941 WARN L212 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-21 18:39:07,205 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:39:07,208 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:39:07,882 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:39:08,217 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:39:08,217 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:39:08,220 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:08 BoogieIcfgContainer [2023-11-21 18:39:08,220 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:39:08,222 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:39:08,222 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:39:08,234 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:39:08,234 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:08" (1/1) ... [2023-11-21 18:39:08,235 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) [2023-11-21 18:39:08,242 INFO L158 Benchmark]: Toolchain (without parser) took 2412.47ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 68.5MB in the beginning and 68.5MB in the end (delta: 37.7kB). Peak memory consumption was 21.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:08,242 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 71.3MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:39:08,243 INFO L158 Benchmark]: CACSL2BoogieTranslator took 855.18ms. Allocated memory is still 94.4MB. Free memory was 68.5MB in the beginning and 64.8MB in the end (delta: 3.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. [2023-11-21 18:39:08,244 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.22ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 62.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:08,245 INFO L158 Benchmark]: Boogie Preprocessor took 87.14ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 59.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:08,246 INFO L158 Benchmark]: RCFGBuilder took 1385.69ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.5MB in the beginning and 69.4MB in the end (delta: -9.9MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2023-11-21 18:39:08,247 INFO L158 Benchmark]: CodeCheck took 17.36ms. Allocated memory is still 113.2MB. Free memory was 69.4MB in the beginning and 68.5MB in the end (delta: 946.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:39:08,252 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 0.25ms. Allocated memory is still 71.3MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 855.18ms. Allocated memory is still 94.4MB. Free memory was 68.5MB in the beginning and 64.8MB in the end (delta: 3.8MB). Peak memory consumption was 24.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.22ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 62.3MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 87.14ms. Allocated memory is still 94.4MB. Free memory was 62.3MB in the beginning and 59.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1385.69ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.5MB in the beginning and 69.4MB in the end (delta: -9.9MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. * CodeCheck took 17.36ms. Allocated memory is still 113.2MB. Free memory was 69.4MB in the beginning and 68.5MB in the end (delta: 946.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:39:08,293 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4bdc227e-8951-4e61-b183-e5f2b2f03ad3/bin/ukojak-verify-i0I2FZA1j2/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: Concurrent programs are currently unsupported