./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:30,755 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:30,842 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:18:30,848 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:18:30,851 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:18:30,901 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:30,903 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:30,904 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:30,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:30,912 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:30,913 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:30,913 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:30,914 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:30,916 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:18:30,917 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:30,917 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:30,918 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:30,918 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:30,919 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:30,919 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:30,920 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:30,921 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:30,922 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:30,922 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:30,923 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:30,923 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:30,924 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:30,924 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:30,925 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:30,926 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:30,927 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:18:30,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:18:30,928 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:30,928 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_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-24 22:18:31,265 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:31,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:31,297 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:31,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:31,299 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:31,301 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-24 22:18:34,489 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:34,864 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:34,865 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-24 22:18:34,891 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data/fee7cc7df/fca3faccab0241b0b7db13876e9fa8dc/FLAG88d9114fa [2023-11-24 22:18:34,909 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data/fee7cc7df/fca3faccab0241b0b7db13876e9fa8dc [2023-11-24 22:18:34,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:34,918 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:34,923 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:34,924 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:34,929 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:34,930 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:34" (1/1) ... [2023-11-24 22:18:34,932 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ec2f145 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:34, skipping insertion in model container [2023-11-24 22:18:34,933 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:34" (1/1) ... [2023-11-24 22:18:35,004 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:35,495 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-24 22:18:35,541 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:35,553 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:35,603 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-24 22:18:35,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:35,706 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:35,706 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35 WrapperNode [2023-11-24 22:18:35,706 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:35,707 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:35,708 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:35,708 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:35,716 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,736 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,790 INFO L138 Inliner]: procedures = 278, calls = 41, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 147 [2023-11-24 22:18:35,790 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:35,791 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:35,791 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:35,792 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:35,799 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,799 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,805 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,818 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,823 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:35,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:35,829 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:35,829 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:35,830 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:35" (1/1) ... [2023-11-24 22:18:35,836 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:35,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:35,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:35,893 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:35,932 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-24 22:18:35,932 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-24 22:18:35,932 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-24 22:18:35,933 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-24 22:18:35,933 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:35,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:18:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:18:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:18:35,935 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-24 22:18:35,936 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-24 22:18:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:18:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:35,936 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-24 22:18:35,936 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-24 22:18:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:18:35,937 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:35,937 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:35,940 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:36,172 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:36,174 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:36,480 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:36,515 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:36,515 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:18:36,517 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:36 BoogieIcfgContainer [2023-11-24 22:18:36,517 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:36,518 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:36,518 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:36,529 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:36,529 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:36" (1/1) ... [2023-11-24 22:18:36,530 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) [2023-11-24 22:18:36,534 INFO L158 Benchmark]: Toolchain (without parser) took 1615.66ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 79.8MB in the beginning and 99.3MB in the end (delta: -19.5MB). Peak memory consumption was 9.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:36,535 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 94.4MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:36,535 INFO L158 Benchmark]: CACSL2BoogieTranslator took 783.32ms. Allocated memory is still 125.8MB. Free memory was 79.5MB in the beginning and 95.6MB in the end (delta: -16.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:36,536 INFO L158 Benchmark]: Boogie Procedure Inliner took 83.21ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 95.5MB in the beginning and 121.4MB in the end (delta: -25.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2023-11-24 22:18:36,537 INFO L158 Benchmark]: Boogie Preprocessor took 36.27ms. Allocated memory is still 151.0MB. Free memory was 121.4MB in the beginning and 119.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:36,538 INFO L158 Benchmark]: RCFGBuilder took 688.82ms. Allocated memory is still 151.0MB. Free memory was 119.5MB in the beginning and 100.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:18:36,539 INFO L158 Benchmark]: CodeCheck took 14.50ms. Allocated memory is still 151.0MB. Free memory was 100.0MB in the beginning and 99.3MB in the end (delta: 762.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:36,543 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 0.42ms. Allocated memory is still 94.4MB. Free memory is still 47.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 783.32ms. Allocated memory is still 125.8MB. Free memory was 79.5MB in the beginning and 95.6MB in the end (delta: -16.1MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 83.21ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 95.5MB in the beginning and 121.4MB in the end (delta: -25.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.27ms. Allocated memory is still 151.0MB. Free memory was 121.4MB in the beginning and 119.5MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 688.82ms. Allocated memory is still 151.0MB. Free memory was 119.5MB in the beginning and 100.0MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.50ms. Allocated memory is still 151.0MB. Free memory was 100.0MB in the beginning and 99.3MB in the end (delta: 762.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:36,565 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/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_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:18:39,098 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:18:39,207 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:18:39,263 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:18:39,264 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:18:39,265 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:18:39,266 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:18:39,266 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:18:39,267 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:18:39,268 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:18:39,268 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:18:39,269 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:18:39,270 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:18:39,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:18:39,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:18:39,272 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:18:39,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:18:39,273 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:18:39,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:18:39,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:18:39,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:18:39,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:18:39,276 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:18:39,276 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:18:39,277 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:18:39,277 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:39,278 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:39,278 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:18:39,279 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:39,279 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:18:39,280 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:18:39,280 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:18:39,280 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:18:39,281 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:18:39,281 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:18:39,282 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:18:39,282 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:18:39,283 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_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4351dece6a672e511bbcb86915e62fc8a7361763ad7ab88f2e640b2d00ea50a7 [2023-11-24 22:18:39,658 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:18:39,679 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:18:39,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:18:39,683 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:18:39,684 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:18:39,685 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-24 22:18:42,721 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:18:43,102 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:18:43,103 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/sv-benchmarks/c/pthread/stack_longer-1.i [2023-11-24 22:18:43,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data/50e7a9e22/5ee2b0d6759d4c72992bee2579527d8c/FLAGcb6cc4efb [2023-11-24 22:18:43,143 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/data/50e7a9e22/5ee2b0d6759d4c72992bee2579527d8c [2023-11-24 22:18:43,146 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:18:43,147 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:18:43,149 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:43,149 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:18:43,154 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:18:43,154 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:43,155 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@733e86ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43, skipping insertion in model container [2023-11-24 22:18:43,156 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:43,227 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:18:43,741 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-24 22:18:43,768 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:43,784 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:18:43,860 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/sv-benchmarks/c/pthread/stack_longer-1.i[41527,41540] [2023-11-24 22:18:43,873 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:18:43,998 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:18:43,999 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43 WrapperNode [2023-11-24 22:18:43,999 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:18:44,001 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:44,001 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:18:44,001 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:18:44,009 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,034 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,062 INFO L138 Inliner]: procedures = 282, calls = 41, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 143 [2023-11-24 22:18:44,062 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:18:44,063 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:18:44,063 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:18:44,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:18:44,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,073 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,079 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,091 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,099 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,101 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:18:44,108 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:18:44,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:18:44,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:18:44,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:18:43" (1/1) ... [2023-11-24 22:18:44,114 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:18:44,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:18:44,148 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:18:44,152 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:18:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:18:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-24 22:18:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-24 22:18:44,184 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-24 22:18:44,184 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexUnlock [2023-11-24 22:18:44,185 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-24 22:18:44,185 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-24 22:18:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-24 22:18:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:18:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-24 22:18:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-24 22:18:44,186 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:18:44,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:18:44,188 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:18:44,363 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:18:44,365 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:18:44,758 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:18:44,785 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:18:44,785 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:18:44,787 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:44 BoogieIcfgContainer [2023-11-24 22:18:44,787 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:18:44,788 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:18:44,788 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:18:44,819 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:18:44,820 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:18:44" (1/1) ... [2023-11-24 22:18:44,821 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) [2023-11-24 22:18:44,826 INFO L158 Benchmark]: Toolchain (without parser) took 1677.77ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 59.1MB in the beginning and 96.7MB in the end (delta: -37.5MB). Peak memory consumption was 34.0MB. Max. memory is 16.1GB. [2023-11-24 22:18:44,827 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:18:44,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 850.37ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 56.5MB in the end (delta: 2.6MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. [2023-11-24 22:18:44,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.75ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 53.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:44,829 INFO L158 Benchmark]: Boogie Preprocessor took 43.67ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:18:44,830 INFO L158 Benchmark]: RCFGBuilder took 679.67ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 31.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:18:44,831 INFO L158 Benchmark]: CodeCheck took 36.24ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 30.6MB in the beginning and 96.7MB in the end (delta: -66.1MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. [2023-11-24 22:18:44,835 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 83.9MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 850.37ms. Allocated memory is still 83.9MB. Free memory was 59.1MB in the beginning and 56.5MB in the end (delta: 2.6MB). Peak memory consumption was 33.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.75ms. Allocated memory is still 83.9MB. Free memory was 56.5MB in the beginning and 53.7MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.67ms. Allocated memory is still 83.9MB. Free memory was 53.7MB in the beginning and 51.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 679.67ms. Allocated memory is still 83.9MB. Free memory was 51.6MB in the beginning and 31.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 36.24ms. Allocated memory was 83.9MB in the beginning and 119.5MB in the end (delta: 35.7MB). Free memory was 30.6MB in the beginning and 96.7MB in the end (delta: -66.1MB). Peak memory consumption was 4.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:18:44,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee8cda57-1eff-4ef6-b826-3e150856d385/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported