./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:36,996 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:37,106 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:17:37,112 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:17:37,113 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:17:37,142 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:37,143 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:37,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:37,145 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:37,146 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:37,147 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:37,148 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:37,148 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:37,149 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:17:37,150 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:37,151 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:37,151 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:37,152 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:37,153 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:37,153 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:17:37,154 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:17:37,155 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:37,156 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:37,156 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:37,157 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:37,158 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:37,158 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:37,159 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:37,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:37,160 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:37,161 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:37,161 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:37,162 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:17:37,162 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:17:37,163 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:37,163 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_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a [2023-11-19 03:17:37,506 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:37,533 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:37,537 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:37,539 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:37,539 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:37,541 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:17:40,744 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:40,997 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:40,997 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:17:41,007 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data/74f8caa65/429abf1692f14f96893b9fe188bd3314/FLAGfdea8e256 [2023-11-19 03:17:41,024 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data/74f8caa65/429abf1692f14f96893b9fe188bd3314 [2023-11-19 03:17:41,033 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:41,037 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:41,041 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:41,041 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:41,047 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:41,048 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,049 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b90db3d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41, skipping insertion in model container [2023-11-19 03:17:41,049 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,080 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:41,325 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:41,340 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:41,385 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:41,394 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:41,395 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:41,403 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:41,403 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41 WrapperNode [2023-11-19 03:17:41,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:41,405 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:41,405 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:41,406 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:41,413 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,431 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,457 INFO L138 Inliner]: procedures = 21, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-19 03:17:41,457 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:41,458 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:41,458 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:41,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:41,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,469 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,475 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,476 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,490 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,499 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,502 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,508 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,511 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:41,513 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:41,514 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:41,514 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:41,515 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:41" (1/1) ... [2023-11-19 03:17:41,521 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:41,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:41,547 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:41,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:41,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:17:41,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:17:41,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:17:41,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:17:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:17:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:17:41,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:17:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:17:41,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:41,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:17:41,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:41,589 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:17:41,695 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:41,697 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:41,970 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:42,068 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:42,068 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:17:42,073 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:42 BoogieIcfgContainer [2023-11-19 03:17:42,073 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:42,074 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:42,074 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:42,085 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:42,085 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:42" (1/1) ... [2023-11-19 03:17:42,086 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:17:42,090 INFO L158 Benchmark]: Toolchain (without parser) took 1052.85ms. Allocated memory is still 142.6MB. Free memory was 105.7MB in the beginning and 72.1MB in the end (delta: 33.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-19 03:17:42,091 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 116.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:42,092 INFO L158 Benchmark]: CACSL2BoogieTranslator took 363.07ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 94.1MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:17:42,093 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.59ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 92.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:42,093 INFO L158 Benchmark]: Boogie Preprocessor took 54.47ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:42,094 INFO L158 Benchmark]: RCFGBuilder took 559.72ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 73.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 03:17:42,095 INFO L158 Benchmark]: CodeCheck took 14.75ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 72.6MB in the end (delta: 514.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:42,098 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 0.38ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 116.2MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 363.07ms. Allocated memory is still 142.6MB. Free memory was 105.2MB in the beginning and 94.1MB in the end (delta: 11.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.59ms. Allocated memory is still 142.6MB. Free memory was 94.1MB in the beginning and 92.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 54.47ms. Allocated memory is still 142.6MB. Free memory was 92.6MB in the beginning and 91.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 559.72ms. Allocated memory is still 142.6MB. Free memory was 91.0MB in the beginning and 73.6MB in the end (delta: 17.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 14.75ms. Allocated memory is still 142.6MB. Free memory was 73.1MB in the beginning and 72.6MB in the end (delta: 514.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:17:42,134 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:17:44,876 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:17:45,023 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 03:17:45,073 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:17:45,074 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:17:45,075 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:17:45,076 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:17:45,076 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:17:45,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:17:45,082 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:17:45,083 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:17:45,083 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:17:45,084 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:17:45,085 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:17:45,086 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:17:45,086 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:17:45,086 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:17:45,087 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:17:45,087 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:17:45,088 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:17:45,089 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:17:45,089 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:17:45,090 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:17:45,090 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:17:45,090 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:17:45,091 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:17:45,091 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:17:45,092 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:45,092 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:45,093 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:17:45,094 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:45,094 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:17:45,094 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:17:45,095 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:17:45,095 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:17:45,095 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:17:45,096 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:17:45,096 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:17:45,096 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:17:45,097 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_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 206fc494d359c55f00dca0f227d0ffa61103c97cbe34d3166496eff2224a478a [2023-11-19 03:17:45,474 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:17:45,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:17:45,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:17:45,499 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:17:45,500 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:17:45,501 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:17:48,587 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:17:48,907 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:17:48,908 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/sv-benchmarks/c/weaver/parallel-misc-3.wvr.c [2023-11-19 03:17:48,916 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data/c9ccaa2a1/6754f588267e4415bd3b7b411f3caf60/FLAG2cf4669a8 [2023-11-19 03:17:48,931 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/data/c9ccaa2a1/6754f588267e4415bd3b7b411f3caf60 [2023-11-19 03:17:48,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:17:48,935 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:17:48,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:48,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:17:48,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:17:48,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:48" (1/1) ... [2023-11-19 03:17:48,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e027dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:48, skipping insertion in model container [2023-11-19 03:17:48,944 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:17:48" (1/1) ... [2023-11-19 03:17:48,970 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:17:49,211 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:49,224 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:17:49,272 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:17:49,290 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:49,290 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:17:49,298 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:17:49,299 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49 WrapperNode [2023-11-19 03:17:49,312 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:17:49,313 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:49,313 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:17:49,314 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:17:49,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,344 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,370 INFO L138 Inliner]: procedures = 23, calls = 28, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 54 [2023-11-19 03:17:49,370 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:17:49,371 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:17:49,372 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:17:49,372 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:17:49,382 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,382 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,393 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,393 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,414 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,423 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,431 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,437 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,440 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:17:49,443 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:17:49,443 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:17:49,443 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:17:49,444 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:17:49" (1/1) ... [2023-11-19 03:17:49,450 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:17:49,472 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:17:49,486 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:17:49,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:17:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:17:49,532 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:17:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:17:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:17:49,533 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:17:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:17:49,533 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:17:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:17:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:17:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:17:49,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:17:49,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:17:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:17:49,535 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:17:49,538 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:17:49,689 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:17:49,700 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:17:50,060 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:17:50,124 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:17:50,125 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:17:50,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:50 BoogieIcfgContainer [2023-11-19 03:17:50,129 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:17:50,130 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:17:50,130 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:17:50,142 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:17:50,142 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:17:50" (1/1) ... [2023-11-19 03:17:50,143 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:17:50,149 INFO L158 Benchmark]: Toolchain (without parser) took 1212.51ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.5MB in the beginning and 44.6MB in the end (delta: 912.6kB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2023-11-19 03:17:50,149 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 69.2MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:50,150 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.23ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.2MB in the beginning and 68.2MB in the end (delta: -23.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. [2023-11-19 03:17:50,151 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.50ms. Allocated memory is still 88.1MB. Free memory was 68.2MB in the beginning and 66.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:17:50,152 INFO L158 Benchmark]: Boogie Preprocessor took 70.39ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 65.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:50,153 INFO L158 Benchmark]: RCFGBuilder took 686.41ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 45.7MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:17:50,154 INFO L158 Benchmark]: CodeCheck took 16.60ms. Allocated memory is still 88.1MB. Free memory was 45.7MB in the beginning and 44.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:17:50,159 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 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.23ms. Allocated memory was 69.2MB in the beginning and 88.1MB in the end (delta: 18.9MB). Free memory was 45.2MB in the beginning and 68.2MB in the end (delta: -23.0MB). Peak memory consumption was 15.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.50ms. Allocated memory is still 88.1MB. Free memory was 68.2MB in the beginning and 66.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 70.39ms. Allocated memory is still 88.1MB. Free memory was 66.5MB in the beginning and 65.3MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.41ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 45.7MB in the end (delta: 19.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.60ms. Allocated memory is still 88.1MB. Free memory was 45.7MB in the beginning and 44.6MB 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. [2023-11-19 03:17:50,198 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0b9a5273-0f4c-4b15-ba5d-5bcde243738d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported