./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/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_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/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_398a9e47-d53f-4d21-a06d-04a4339a5504/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 f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:38,931 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:39,088 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:55:39,095 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:39,096 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:39,127 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:39,129 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:39,130 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:39,131 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:39,132 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:39,133 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:39,134 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:39,134 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:55:39,135 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:39,136 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:55:39,137 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:39,137 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:39,138 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:39,139 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:39,140 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:55:39,140 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:55:39,141 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:55:39,142 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:39,142 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:39,143 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:39,144 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:39,144 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:39,145 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:39,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:39,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:39,147 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:39,148 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:39,148 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:39,149 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:39,149 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:39,149 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_398a9e47-d53f-4d21-a06d-04a4339a5504/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb [2023-11-21 18:55:39,500 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:39,540 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:39,544 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:39,546 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:39,547 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:39,549 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-21 18:55:43,076 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:43,398 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:43,399 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-21 18:55:43,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data/240635e62/bfaeaba390db4ad7adc944dd604c1b2c/FLAG8e5acefd6 [2023-11-21 18:55:43,437 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data/240635e62/bfaeaba390db4ad7adc944dd604c1b2c [2023-11-21 18:55:43,440 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:43,442 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:43,443 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:43,444 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:43,450 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:43,451 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:43" (1/1) ... [2023-11-21 18:55:43,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@56bbad3b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:43, skipping insertion in model container [2023-11-21 18:55:43,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:43" (1/1) ... [2023-11-21 18:55:43,508 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:43,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:43,966 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:44,102 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:44,163 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:44,163 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:44,172 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:44,173 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44 WrapperNode [2023-11-21 18:55:44,173 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:44,175 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:44,175 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:44,176 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:44,185 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,235 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,289 INFO L138 Inliner]: procedures = 176, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 139 [2023-11-21 18:55:44,289 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:44,291 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:44,291 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:44,291 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:44,302 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,302 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,316 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,316 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,328 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,353 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,366 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,374 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,379 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:44,380 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:44,380 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:44,380 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:44,381 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:44" (1/1) ... [2023-11-21 18:55:44,388 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:44,415 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:44,432 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:44,439 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:44,470 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:55:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:55:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:55:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:55:44,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:55:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:55:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:55:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:55:44,472 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:55:44,472 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:55:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:55:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:55:44,473 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:44,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:44,475 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 18:55:44,651 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:44,654 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:45,284 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:45,688 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:45,689 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:55:45,691 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:45 BoogieIcfgContainer [2023-11-21 18:55:45,691 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:45,692 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:45,693 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:45,705 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:45,705 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:45" (1/1) ... [2023-11-21 18:55:45,707 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 18:55:45,711 INFO L158 Benchmark]: Toolchain (without parser) took 2268.73ms. Allocated memory is still 174.1MB. Free memory was 125.7MB in the beginning and 82.5MB in the end (delta: 43.2MB). Peak memory consumption was 44.5MB. Max. memory is 16.1GB. [2023-11-21 18:55:45,712 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 140.5MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:55:45,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 730.62ms. Allocated memory is still 174.1MB. Free memory was 125.7MB in the beginning and 101.0MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-21 18:55:45,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.00ms. Allocated memory is still 174.1MB. Free memory was 101.0MB in the beginning and 98.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:55:45,715 INFO L158 Benchmark]: Boogie Preprocessor took 88.59ms. Allocated memory is still 174.1MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:55:45,717 INFO L158 Benchmark]: RCFGBuilder took 1311.73ms. Allocated memory is still 174.1MB. Free memory was 96.4MB in the beginning and 83.6MB in the end (delta: 12.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. [2023-11-21 18:55:45,718 INFO L158 Benchmark]: CodeCheck took 16.86ms. Allocated memory is still 174.1MB. Free memory was 83.6MB in the beginning and 82.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:55:45,727 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 0.43ms. Allocated memory is still 140.5MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 730.62ms. Allocated memory is still 174.1MB. Free memory was 125.7MB in the beginning and 101.0MB in the end (delta: 24.7MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.00ms. Allocated memory is still 174.1MB. Free memory was 101.0MB in the beginning and 98.5MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.59ms. Allocated memory is still 174.1MB. Free memory was 98.5MB in the beginning and 96.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1311.73ms. Allocated memory is still 174.1MB. Free memory was 96.4MB in the beginning and 83.6MB in the end (delta: 12.8MB). Peak memory consumption was 19.3MB. Max. memory is 16.1GB. * CodeCheck took 16.86ms. Allocated memory is still 174.1MB. Free memory was 83.6MB in the beginning and 82.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-21 18:55:45,776 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/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 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_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/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_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/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_398a9e47-d53f-4d21-a06d-04a4339a5504/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 f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:48,704 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:48,830 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-21 18:55:48,880 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:48,882 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:48,883 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:48,884 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:48,884 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:48,886 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:48,890 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:48,891 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:55:48,891 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:55:48,892 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:48,893 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:48,894 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:48,894 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:48,895 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-21 18:55:48,895 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-21 18:55:48,896 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:55:48,897 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-21 18:55:48,897 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:55:48,898 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:55:48,898 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:48,899 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:48,899 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:48,899 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:48,900 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:48,900 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:55:48,901 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-21 18:55:48,901 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:48,902 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:48,903 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:48,903 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:48,903 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:48,904 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-21 18:55:48,904 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-21 18:55:48,904 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:48,904 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-21 18:55:48,905 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-21 18:55:48,905 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_398a9e47-d53f-4d21-a06d-04a4339a5504/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f2554c8e438e3af7ef33c0e1415937b85e1e4893b09cefba11e131adcc4208eb [2023-11-21 18:55:49,344 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:49,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:49,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:49,385 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:49,387 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:49,389 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-21 18:55:52,691 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:53,129 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:53,129 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/sv-benchmarks/c/pthread-wmm/safe028_rmo.i [2023-11-21 18:55:53,161 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data/098945c11/283f68b48dfd41b89769364c5630d45e/FLAG70d9bc7e6 [2023-11-21 18:55:53,182 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/data/098945c11/283f68b48dfd41b89769364c5630d45e [2023-11-21 18:55:53,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:53,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:53,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:53,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:53,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:53,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:53,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1bffa854 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:53, skipping insertion in model container [2023-11-21 18:55:53,203 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:53" (1/1) ... [2023-11-21 18:55:53,295 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:53,945 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:53,976 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:54,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:54,127 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:54,127 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:54,135 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:54,136 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54 WrapperNode [2023-11-21 18:55:54,136 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:54,137 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:54,138 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:54,138 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:54,146 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,194 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,231 INFO L138 Inliner]: procedures = 180, calls = 76, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 140 [2023-11-21 18:55:54,233 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:54,234 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:54,234 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:54,235 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:54,244 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,244 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,251 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,251 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,266 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,269 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,273 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,280 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,287 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:54,288 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:54,302 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:54,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:54,303 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:54" (1/1) ... [2023-11-21 18:55:54,309 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:54,329 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:54,351 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:54,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:54,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-21 18:55:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-21 18:55:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:55:54,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:55:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-21 18:55:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-21 18:55:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-21 18:55:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-21 18:55:54,407 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-21 18:55:54,407 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-21 18:55:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-21 18:55:54,408 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-21 18:55:54,408 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-21 18:55:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-21 18:55:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:54,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:54,412 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 18:55:54,600 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:54,603 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:55,169 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:55,562 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:55,562 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:55:55,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:55 BoogieIcfgContainer [2023-11-21 18:55:55,566 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:55,567 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:55,567 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:55,577 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:55,578 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:55" (1/1) ... [2023-11-21 18:55:55,579 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 18:55:55,586 INFO L158 Benchmark]: Toolchain (without parser) took 2394.32ms. Allocated memory is still 94.4MB. Free memory was 69.1MB in the beginning and 44.6MB in the end (delta: 24.5MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-11-21 18:55:55,587 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:55:55,587 INFO L158 Benchmark]: CACSL2BoogieTranslator took 941.95ms. Allocated memory is still 94.4MB. Free memory was 68.9MB in the beginning and 64.8MB in the end (delta: 4.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. [2023-11-21 18:55:55,588 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.02ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 62.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:55:55,589 INFO L158 Benchmark]: Boogie Preprocessor took 52.80ms. Allocated memory is still 94.4MB. Free memory was 62.2MB in the beginning and 59.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:55:55,591 INFO L158 Benchmark]: RCFGBuilder took 1278.47ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 45.9MB in the end (delta: 13.5MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. [2023-11-21 18:55:55,591 INFO L158 Benchmark]: CodeCheck took 17.25ms. Allocated memory is still 94.4MB. Free memory was 45.9MB in the beginning and 44.6MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:55:55,601 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 0.28ms. Allocated memory is still 69.2MB. Free memory is still 45.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 941.95ms. Allocated memory is still 94.4MB. Free memory was 68.9MB in the beginning and 64.8MB in the end (delta: 4.0MB). Peak memory consumption was 24.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.02ms. Allocated memory is still 94.4MB. Free memory was 64.8MB in the beginning and 62.2MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 52.80ms. Allocated memory is still 94.4MB. Free memory was 62.2MB in the beginning and 59.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1278.47ms. Allocated memory is still 94.4MB. Free memory was 59.3MB in the beginning and 45.9MB in the end (delta: 13.5MB). Peak memory consumption was 28.7MB. Max. memory is 16.1GB. * CodeCheck took 17.25ms. Allocated memory is still 94.4MB. Free memory was 45.9MB in the beginning and 44.6MB in the end (delta: 1.3MB). 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 18:55:55,648 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_398a9e47-d53f-4d21-a06d-04a4339a5504/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