./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe026_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC --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 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:34,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:34,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:07:34,524 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:07:34,525 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:07:34,562 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:34,563 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:34,564 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:34,565 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:34,570 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:34,571 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:34,571 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:34,572 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:34,573 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:07:34,574 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:34,574 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:34,574 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:34,575 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:34,575 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:34,576 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:07:34,576 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:07:34,577 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:34,577 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:34,577 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:34,578 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:34,579 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:34,579 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:34,579 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:34,580 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:34,580 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:34,581 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:34,582 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:34,582 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:07:34,582 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:07:34,582 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:34,582 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_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d [2023-11-23 20:07:34,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:34,929 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:34,932 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:34,933 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:34,934 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:34,935 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-23 20:07:38,021 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:38,474 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:38,475 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-23 20:07:38,499 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data/fe723f42b/e8d9a7508f7c4f5688d7d542e62c1308/FLAGf552b3035 [2023-11-23 20:07:38,517 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data/fe723f42b/e8d9a7508f7c4f5688d7d542e62c1308 [2023-11-23 20:07:38,523 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:38,525 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:38,530 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:38,531 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:38,537 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:38,538 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:38" (1/1) ... [2023-11-23 20:07:38,539 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5375a3f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:38, skipping insertion in model container [2023-11-23 20:07:38,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:38" (1/1) ... [2023-11-23 20:07:38,613 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:39,018 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:39,028 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:39,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:39,123 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:39,124 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:39,130 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:39,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39 WrapperNode [2023-11-23 20:07:39,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:39,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:39,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:39,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:39,140 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,181 INFO L138 Inliner]: procedures = 176, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 72 [2023-11-23 20:07:39,182 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:39,183 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:39,183 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:39,183 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:39,192 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,193 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,196 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,197 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,204 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,206 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,210 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,213 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:39,214 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:39,215 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:39,215 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:39,216 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:39,238 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:39,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:39,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:39,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:07:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:07:39,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:39,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:39,311 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:07:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:07:39,311 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:07:39,311 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:07:39,312 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:07:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:07:39,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:07:39,312 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:07:39,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:39,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:39,314 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:07:39,443 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:39,446 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:39,633 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:39,710 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:39,712 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:07:39,714 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:39 BoogieIcfgContainer [2023-11-23 20:07:39,714 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:39,715 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:39,715 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:39,725 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:39,725 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:39" (1/1) ... [2023-11-23 20:07:39,726 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) [2023-11-23 20:07:39,731 INFO L158 Benchmark]: Toolchain (without parser) took 1204.55ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 76.4MB in the end (delta: 41.9MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2023-11-23 20:07:39,731 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:39,732 INFO L158 Benchmark]: CACSL2BoogieTranslator took 601.16ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 97.9MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:39,733 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.64ms. Allocated memory is still 151.0MB. Free memory was 97.9MB in the beginning and 95.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:39,734 INFO L158 Benchmark]: Boogie Preprocessor took 31.03ms. Allocated memory is still 151.0MB. Free memory was 95.9MB in the beginning and 94.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:39,735 INFO L158 Benchmark]: RCFGBuilder took 499.68ms. Allocated memory is still 151.0MB. Free memory was 94.4MB in the beginning and 77.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-23 20:07:39,736 INFO L158 Benchmark]: CodeCheck took 14.12ms. Allocated memory is still 151.0MB. Free memory was 77.5MB in the beginning and 76.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:39,744 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 0.30ms. Allocated memory is still 125.8MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 601.16ms. Allocated memory is still 151.0MB. Free memory was 118.3MB in the beginning and 97.9MB in the end (delta: 20.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.64ms. Allocated memory is still 151.0MB. Free memory was 97.9MB in the beginning and 95.9MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.03ms. Allocated memory is still 151.0MB. Free memory was 95.9MB in the beginning and 94.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 499.68ms. Allocated memory is still 151.0MB. Free memory was 94.4MB in the beginning and 77.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.12ms. Allocated memory is still 151.0MB. Free memory was 77.5MB in the beginning and 76.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:07:39,793 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/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_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe026_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC --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 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:07:42,445 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:07:42,564 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:07:42,632 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:07:42,633 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:07:42,634 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:07:42,635 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:07:42,636 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:07:42,636 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:07:42,637 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:07:42,638 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:07:42,638 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:07:42,639 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:07:42,640 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:07:42,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:07:42,641 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:07:42,641 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:07:42,642 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:07:42,642 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:07:42,643 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:07:42,643 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:07:42,644 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:07:42,645 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:07:42,645 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:07:42,646 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:07:42,646 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:07:42,647 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:07:42,647 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:42,647 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:42,648 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:07:42,648 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:42,649 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:07:42,649 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:07:42,649 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:07:42,650 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:07:42,650 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:07:42,650 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:07:42,651 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:07:42,651 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:07:42,651 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_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 80799f6c8fd7356eb24d2cdce2b9813d505d1c320a66d664e71d3261c3c21a3d [2023-11-23 20:07:43,060 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:07:43,091 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:07:43,094 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:07:43,095 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:07:43,096 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:07:43,097 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-23 20:07:46,430 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:07:46,742 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:07:46,743 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/sv-benchmarks/c/pthread-wmm/safe026_tso.i [2023-11-23 20:07:46,766 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data/b72ae23b4/5d1d9d5e82d743eaa48d0f552adbbf17/FLAGa62d48e1b [2023-11-23 20:07:46,788 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/data/b72ae23b4/5d1d9d5e82d743eaa48d0f552adbbf17 [2023-11-23 20:07:46,796 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:07:46,798 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:07:46,799 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:46,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:07:46,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:07:46,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:46" (1/1) ... [2023-11-23 20:07:46,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22628be2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:46, skipping insertion in model container [2023-11-23 20:07:46,807 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:07:46" (1/1) ... [2023-11-23 20:07:46,883 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:07:47,415 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:47,433 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:07:47,523 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:07:47,583 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:47,583 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:07:47,591 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:07:47,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47 WrapperNode [2023-11-23 20:07:47,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:07:47,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:47,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:07:47,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:07:47,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,645 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,676 INFO L138 Inliner]: procedures = 179, calls = 52, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 73 [2023-11-23 20:07:47,677 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:07:47,678 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:07:47,678 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:07:47,678 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:07:47,687 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,709 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,710 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,719 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,728 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,732 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,749 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,753 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:07:47,754 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:07:47,755 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:07:47,755 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:07:47,756 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:07:47" (1/1) ... [2023-11-23 20:07:47,764 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:07:47,788 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:07:47,801 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:07:47,842 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:07:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-23 20:07:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:07:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:07:47,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:07:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:07:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:07:47,864 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-23 20:07:47,864 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-23 20:07:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-23 20:07:47,865 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-23 20:07:47,865 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-23 20:07:47,865 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-23 20:07:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-23 20:07:47,866 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:07:47,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:07:47,870 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:07:48,078 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:07:48,080 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:07:48,386 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:07:48,466 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:07:48,466 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:07:48,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:48 BoogieIcfgContainer [2023-11-23 20:07:48,468 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:07:48,469 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:07:48,470 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:07:48,493 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:07:48,494 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:07:48" (1/1) ... [2023-11-23 20:07:48,495 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) [2023-11-23 20:07:48,502 INFO L158 Benchmark]: Toolchain (without parser) took 1703.13ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 43.9MB in the beginning and 44.1MB in the end (delta: -147.6kB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2023-11-23 20:07:48,503 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 50.3MB. Free memory was 27.5MB in the beginning and 27.4MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:48,504 INFO L158 Benchmark]: CACSL2BoogieTranslator took 793.37ms. Allocated memory is still 69.2MB. Free memory was 43.8MB in the beginning and 37.9MB in the end (delta: 5.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:07:48,505 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.32ms. Allocated memory is still 69.2MB. Free memory was 37.7MB in the beginning and 35.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:48,506 INFO L158 Benchmark]: Boogie Preprocessor took 76.08ms. Allocated memory is still 69.2MB. Free memory was 35.6MB in the beginning and 33.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:07:48,508 INFO L158 Benchmark]: RCFGBuilder took 714.32ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 33.7MB in the beginning and 45.2MB in the end (delta: -11.4MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. [2023-11-23 20:07:48,509 INFO L158 Benchmark]: CodeCheck took 30.44ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 44.1MB in the end (delta: 750.5kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:07:48,520 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 0.31ms. Allocated memory is still 50.3MB. Free memory was 27.5MB in the beginning and 27.4MB in the end (delta: 52.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 793.37ms. Allocated memory is still 69.2MB. Free memory was 43.8MB in the beginning and 37.9MB in the end (delta: 5.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.32ms. Allocated memory is still 69.2MB. Free memory was 37.7MB in the beginning and 35.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 76.08ms. Allocated memory is still 69.2MB. Free memory was 35.6MB in the beginning and 33.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 714.32ms. Allocated memory was 69.2MB in the beginning and 83.9MB in the end (delta: 14.7MB). Free memory was 33.7MB in the beginning and 45.2MB in the end (delta: -11.4MB). Peak memory consumption was 5.5MB. Max. memory is 16.1GB. * CodeCheck took 30.44ms. Allocated memory is still 83.9MB. Free memory was 44.8MB in the beginning and 44.1MB in the end (delta: 750.5kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:07:48,570 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa21b852-c9b2-4c95-872c-e1f17939efee/bin/ukojak-verify-1t5iHCbJaC/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