./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/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_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/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_0e89954b-081f-4474-8433-7673134cc147/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 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:02,276 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:02,411 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:30:02,421 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:02,422 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:02,473 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:02,474 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:02,475 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:02,476 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:02,481 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:02,483 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:02,483 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:02,484 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:02,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:02,487 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:02,487 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:02,488 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:02,488 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:02,489 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:02,489 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:02,490 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:02,491 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:02,491 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:02,491 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:02,492 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:02,493 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:02,493 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:02,494 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:02,494 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:02,495 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:02,496 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:02,496 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:02,496 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:02,497 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:02,497 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:02,497 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_0e89954b-081f-4474-8433-7673134cc147/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-23 20:30:02,945 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:02,982 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:02,985 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:02,987 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:02,987 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:02,989 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-23 20:30:06,126 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:06,540 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:06,544 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-23 20:30:06,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data/d714086f1/c0d0ecd9e6194d1ea40c9e5bde215d36/FLAG34c9c213d [2023-11-23 20:30:06,613 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data/d714086f1/c0d0ecd9e6194d1ea40c9e5bde215d36 [2023-11-23 20:30:06,619 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:06,621 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:06,627 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:06,628 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:06,634 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:06,635 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:06" (1/1) ... [2023-11-23 20:30:06,639 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24090b49 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:06, skipping insertion in model container [2023-11-23 20:30:06,639 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:06" (1/1) ... [2023-11-23 20:30:06,717 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:07,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:07,363 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:07,431 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:07,533 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:07,534 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07 WrapperNode [2023-11-23 20:30:07,534 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:07,535 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:07,536 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:07,536 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:07,545 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,585 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,680 INFO L138 Inliner]: procedures = 278, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 162 [2023-11-23 20:30:07,680 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:07,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:07,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:07,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:07,707 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,708 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,714 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,726 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,734 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,771 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,773 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,775 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,795 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:07,796 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:07,796 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:07,796 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:07,797 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:07" (1/1) ... [2023-11-23 20:30:07,803 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:07,827 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:07,846 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:07,872 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-23 20:30:07,895 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-23 20:30:07,895 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-23 20:30:07,896 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-23 20:30:07,896 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:30:07,897 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:30:07,898 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-23 20:30:07,898 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-23 20:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-23 20:30:07,899 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-23 20:30:07,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:07,900 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:07,900 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:07,902 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 20:30:08,139 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:08,143 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:08,450 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:08,486 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:08,486 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:30:08,488 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:08 BoogieIcfgContainer [2023-11-23 20:30:08,488 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:08,489 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:08,489 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:08,501 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:08,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:08" (1/1) ... [2023-11-23 20:30:08,502 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 20:30:08,507 INFO L158 Benchmark]: Toolchain (without parser) took 1885.04ms. Allocated memory is still 186.6MB. Free memory was 155.9MB in the beginning and 131.0MB in the end (delta: 24.9MB). Peak memory consumption was 23.0MB. Max. memory is 16.1GB. [2023-11-23 20:30:08,508 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:08,509 INFO L158 Benchmark]: CACSL2BoogieTranslator took 907.07ms. Allocated memory is still 186.6MB. Free memory was 155.9MB in the beginning and 126.8MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-23 20:30:08,510 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.75ms. Allocated memory is still 186.6MB. Free memory was 126.5MB in the beginning and 154.0MB in the end (delta: -27.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:30:08,511 INFO L158 Benchmark]: Boogie Preprocessor took 114.30ms. Allocated memory is still 186.6MB. Free memory was 154.0MB in the beginning and 152.8MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:30:08,511 INFO L158 Benchmark]: RCFGBuilder took 692.64ms. Allocated memory is still 186.6MB. Free memory was 152.8MB in the beginning and 131.9MB in the end (delta: 20.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-23 20:30:08,512 INFO L158 Benchmark]: CodeCheck took 16.13ms. Allocated memory is still 186.6MB. Free memory was 131.9MB in the beginning and 131.0MB in the end (delta: 879.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:08,516 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 0.29ms. Allocated memory is still 130.0MB. Free memory is still 102.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 907.07ms. Allocated memory is still 186.6MB. Free memory was 155.9MB in the beginning and 126.8MB in the end (delta: 29.1MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.75ms. Allocated memory is still 186.6MB. Free memory was 126.5MB in the beginning and 154.0MB in the end (delta: -27.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.30ms. Allocated memory is still 186.6MB. Free memory was 154.0MB in the beginning and 152.8MB in the end (delta: 1.3MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 692.64ms. Allocated memory is still 186.6MB. Free memory was 152.8MB in the beginning and 131.9MB in the end (delta: 20.8MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.13ms. Allocated memory is still 186.6MB. Free memory was 131.9MB in the beginning and 131.0MB in the end (delta: 879.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:30:08,554 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/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_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/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_0e89954b-081f-4474-8433-7673134cc147/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 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:11,372 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:11,488 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:30:11,549 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:11,550 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:11,550 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:11,551 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:11,552 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:11,553 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:11,553 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:11,554 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:30:11,555 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:30:11,555 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:11,556 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:11,557 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:11,557 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:11,558 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:30:11,558 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:30:11,559 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:30:11,559 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:30:11,560 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:30:11,561 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:30:11,561 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:11,562 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:11,562 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:11,563 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:11,563 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:11,564 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:30:11,564 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:30:11,565 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:11,565 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:11,566 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:11,566 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:11,566 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:11,567 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:30:11,567 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:30:11,567 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:11,568 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:30:11,568 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:30:11,568 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_0e89954b-081f-4474-8433-7673134cc147/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-23 20:30:11,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:11,987 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:11,997 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:11,999 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:11,999 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:12,001 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-23 20:30:15,272 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:15,631 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:15,631 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-23 20:30:15,659 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data/378bcde1c/5723beec9f1f4e10b2eee56666da73e4/FLAGc2265212b [2023-11-23 20:30:15,679 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/data/378bcde1c/5723beec9f1f4e10b2eee56666da73e4 [2023-11-23 20:30:15,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:15,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:15,686 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:15,686 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:15,691 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:15,692 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:15" (1/1) ... [2023-11-23 20:30:15,694 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35825257 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:15, skipping insertion in model container [2023-11-23 20:30:15,694 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:15" (1/1) ... [2023-11-23 20:30:15,753 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:16,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:16,567 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:16,740 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:16,856 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:16,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16 WrapperNode [2023-11-23 20:30:16,856 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:16,858 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:16,858 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:16,858 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:16,867 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,934 INFO L138 Inliner]: procedures = 282, calls = 42, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2023-11-23 20:30:16,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:16,935 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:16,935 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:16,936 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:16,945 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,946 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,951 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,951 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,964 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,969 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,973 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,975 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,980 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:16,981 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:16,982 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:16,982 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:16,983 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:16" (1/1) ... [2023-11-23 20:30:16,988 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:17,006 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:17,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:17,054 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:17,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:30:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-23 20:30:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-23 20:30:17,076 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-23 20:30:17,076 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-23 20:30:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:30:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:30:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:30:17,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:30:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-23 20:30:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-23 20:30:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-23 20:30:17,078 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-23 20:30:17,078 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-23 20:30:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:17,079 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-23 20:30:17,081 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-23 20:30:17,081 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:17,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:17,083 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 20:30:17,336 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:17,339 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:17,687 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:17,716 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:17,716 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:30:17,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:17 BoogieIcfgContainer [2023-11-23 20:30:17,719 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:17,720 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:17,720 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:17,730 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:17,731 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:17" (1/1) ... [2023-11-23 20:30:17,732 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 20:30:17,742 INFO L158 Benchmark]: Toolchain (without parser) took 2057.22ms. Allocated memory is still 88.1MB. Free memory was 63.2MB in the beginning and 49.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-23 20:30:17,742 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:17,743 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1171.20ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 51.4MB in the end (delta: 11.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-23 20:30:17,745 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.00ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 48.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-23 20:30:17,746 INFO L158 Benchmark]: Boogie Preprocessor took 45.28ms. Allocated memory is still 88.1MB. Free memory was 48.6MB in the beginning and 46.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:30:17,747 INFO L158 Benchmark]: RCFGBuilder took 737.44ms. Allocated memory is still 88.1MB. Free memory was 46.2MB in the beginning and 50.8MB in the end (delta: -4.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. [2023-11-23 20:30:17,748 INFO L158 Benchmark]: CodeCheck took 20.53ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 49.5MB in the end (delta: 829.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:30:17,758 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 0.39ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.1MB in the end (delta: 37.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1171.20ms. Allocated memory is still 88.1MB. Free memory was 63.0MB in the beginning and 51.4MB in the end (delta: 11.5MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.00ms. Allocated memory is still 88.1MB. Free memory was 51.4MB in the beginning and 48.6MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.28ms. Allocated memory is still 88.1MB. Free memory was 48.6MB in the beginning and 46.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 737.44ms. Allocated memory is still 88.1MB. Free memory was 46.2MB in the beginning and 50.8MB in the end (delta: -4.5MB). Peak memory consumption was 11.5MB. Max. memory is 16.1GB. * CodeCheck took 20.53ms. Allocated memory is still 88.1MB. Free memory was 50.3MB in the beginning and 49.5MB in the end (delta: 829.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:30:17,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0e89954b-081f-4474-8433-7673134cc147/bin/ukojak-verify-1t5iHCbJaC/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