./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/stack_longer-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:02:55,086 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:02:55,190 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-12 00:02:55,194 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:02:55,195 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:02:55,218 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:02:55,219 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:02:55,220 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:02:55,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:02:55,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:02:55,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:02:55,223 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:02:55,224 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:02:55,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:02:55,225 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:02:55,225 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:02:55,226 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:02:55,227 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:02:55,227 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:02:55,228 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:02:55,229 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:02:55,229 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:02:55,230 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:02:55,231 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:02:55,231 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:02:55,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:02:55,233 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:02:55,233 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:02:55,234 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:02:55,234 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:02:55,235 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:02:55,235 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:02:55,236 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_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-12 00:02:55,535 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:02:55,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:02:55,571 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:02:55,572 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:02:55,574 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:02:55,575 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-12 00:02:58,774 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:02:59,138 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:02:59,143 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-12 00:02:59,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data/f4d84170a/a07a365e1aaa463e9c234e97904bb5c3/FLAG962fba300 [2023-11-12 00:02:59,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data/f4d84170a/a07a365e1aaa463e9c234e97904bb5c3 [2023-11-12 00:02:59,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:02:59,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:02:59,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:02:59,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:02:59,204 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:02:59,204 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:59" (1/1) ... [2023-11-12 00:02:59,205 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@793be1f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:02:59, skipping insertion in model container [2023-11-12 00:02:59,206 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:02:59" (1/1) ... [2023-11-12 00:02:59,271 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:02:59,779 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_e9577206-fda1-4ec3-980a-bc68321df13a/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2023-11-12 00:02:59,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:02:59,841 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:02:59,895 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_e9577206-fda1-4ec3-980a-bc68321df13a/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2023-11-12 00:02:59,922 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:00,042 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:00,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00 WrapperNode [2023-11-12 00:03:00,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:00,044 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:00,045 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:00,045 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:00,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,104 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,159 INFO L138 Inliner]: procedures = 277, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 136 [2023-11-12 00:03:00,160 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:00,161 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:00,161 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:00,161 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:00,172 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,172 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,188 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,196 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,200 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,203 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,205 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,212 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:00,213 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:00,213 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:00,214 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:00,214 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,226 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:00,243 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:00,257 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:00,278 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:00,298 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-12 00:03:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-12 00:03:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-12 00:03:00,299 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-12 00:03:00,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:00,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:03:00,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:03:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-12 00:03:00,302 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-12 00:03:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:03:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:00,302 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-12 00:03:00,302 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-12 00:03:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:03:00,303 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:00,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:00,306 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:03:00,532 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:00,534 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:00,905 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:00,915 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:00,919 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:03:00,922 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:00 BoogieIcfgContainer [2023-11-12 00:03:00,922 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:00,923 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:00,923 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:00,934 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:00,934 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:00" (1/1) ... [2023-11-12 00:03:00,935 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) [2023-11-12 00:03:00,940 INFO L158 Benchmark]: Toolchain (without parser) took 1746.29ms. Allocated memory is still 136.3MB. Free memory was 90.7MB in the beginning and 85.7MB in the end (delta: 5.0MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:00,941 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory was 55.1MB in the beginning and 54.9MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:00,942 INFO L158 Benchmark]: CACSL2BoogieTranslator took 848.68ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 104.6MB in the end (delta: -14.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:00,942 INFO L158 Benchmark]: Boogie Procedure Inliner took 116.12ms. Allocated memory is still 136.3MB. Free memory was 104.6MB in the beginning and 106.0MB in the end (delta: -1.4MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. [2023-11-12 00:03:00,943 INFO L158 Benchmark]: Boogie Preprocessor took 51.36ms. Allocated memory is still 136.3MB. Free memory was 106.0MB in the beginning and 104.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:00,944 INFO L158 Benchmark]: RCFGBuilder took 708.97ms. Allocated memory is still 136.3MB. Free memory was 104.6MB in the beginning and 87.1MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-12 00:03:00,945 INFO L158 Benchmark]: CodeCheck took 15.31ms. Allocated memory is still 136.3MB. Free memory was 87.1MB in the beginning and 85.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:00,948 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 102.8MB. Free memory was 55.1MB in the beginning and 54.9MB in the end (delta: 151.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 848.68ms. Allocated memory is still 136.3MB. Free memory was 90.2MB in the beginning and 104.6MB in the end (delta: -14.4MB). Peak memory consumption was 36.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 116.12ms. Allocated memory is still 136.3MB. Free memory was 104.6MB in the beginning and 106.0MB in the end (delta: -1.4MB). Peak memory consumption was 3.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.36ms. Allocated memory is still 136.3MB. Free memory was 106.0MB in the beginning and 104.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 708.97ms. Allocated memory is still 136.3MB. Free memory was 104.6MB in the beginning and 87.1MB in the end (delta: 17.5MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.31ms. Allocated memory is still 136.3MB. Free memory was 87.1MB in the beginning and 85.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:03:00,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/stack_longer-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV --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 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:03:03,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:03:03,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-12 00:03:03,882 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:03:03,884 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:03:03,885 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:03:03,886 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:03:03,886 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:03:03,888 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:03:03,893 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:03:03,893 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:03:03,894 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:03:03,894 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:03:03,896 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:03:03,897 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:03:03,897 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:03:03,898 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:03:03,898 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:03:03,899 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:03:03,900 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:03:03,900 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:03:03,901 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:03:03,902 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:03:03,902 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:03:03,903 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:03:03,903 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:03,904 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:03,904 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:03:03,904 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:03,905 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:03:03,907 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:03:03,907 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:03:03,907 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:03:03,908 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:03:03,908 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:03:03,909 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:03:03,909 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:03:03,909 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_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 402cb3c5f3290109e83e598d96446a87fac59fa4aaa0b6234366e7da005f5688 [2023-11-12 00:03:04,381 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:03:04,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:03:04,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:03:04,421 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:03:04,421 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:03:04,423 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-12 00:03:07,759 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:03:08,118 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:03:08,119 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/sv-benchmarks/c/pthread/stack_longer-2.i [2023-11-12 00:03:08,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data/c8ec25655/738683ee1d4d4b1f87ecc21bb92b8c6e/FLAG70eb2836e [2023-11-12 00:03:08,170 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/data/c8ec25655/738683ee1d4d4b1f87ecc21bb92b8c6e [2023-11-12 00:03:08,172 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:03:08,173 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:03:08,175 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:08,175 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:03:08,183 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:03:08,184 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:08" (1/1) ... [2023-11-12 00:03:08,186 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7160f181 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:08, skipping insertion in model container [2023-11-12 00:03:08,186 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:03:08" (1/1) ... [2023-11-12 00:03:08,270 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:03:08,807 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_e9577206-fda1-4ec3-980a-bc68321df13a/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2023-11-12 00:03:08,851 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:08,871 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:03:08,953 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_e9577206-fda1-4ec3-980a-bc68321df13a/sv-benchmarks/c/pthread/stack_longer-2.i[41529,41542] [2023-11-12 00:03:08,963 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:03:09,038 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:03:09,038 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09 WrapperNode [2023-11-12 00:03:09,038 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:03:09,039 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:09,040 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:03:09,040 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:03:09,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,072 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,101 INFO L138 Inliner]: procedures = 281, calls = 38, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 133 [2023-11-12 00:03:09,101 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:03:09,102 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:03:09,102 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:03:09,102 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:03:09,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,116 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,117 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,129 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,133 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,137 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,139 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,144 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:03:09,145 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:03:09,146 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:03:09,146 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:03:09,147 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,153 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:03:09,169 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:03:09,182 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:03:09,209 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:03:09,234 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:03:09,235 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-12 00:03:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-12 00:03:09,235 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-12 00:03:09,235 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-12 00:03:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:03:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:03:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:03:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:03:09,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:03:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure get_top [2023-11-12 00:03:09,237 INFO L138 BoogieDeclarations]: Found implementation of procedure get_top [2023-11-12 00:03:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:03:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:03:09,237 INFO L130 BoogieDeclarations]: Found specification of procedure error [2023-11-12 00:03:09,239 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2023-11-12 00:03:09,239 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:03:09,240 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:03:09,241 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:03:09,482 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:03:09,484 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:03:09,811 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:03:09,821 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:03:09,821 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:03:09,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:09 BoogieIcfgContainer [2023-11-12 00:03:09,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:03:09,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:03:09,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:03:09,836 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:03:09,836 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:03:09" (1/1) ... [2023-11-12 00:03:09,837 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) [2023-11-12 00:03:09,842 INFO L158 Benchmark]: Toolchain (without parser) took 1667.56ms. Allocated memory is still 88.1MB. Free memory was 63.1MB in the beginning and 53.4MB in the end (delta: 9.8MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2023-11-12 00:03:09,842 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:09,843 INFO L158 Benchmark]: CACSL2BoogieTranslator took 864.00ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 51.6MB in the end (delta: 11.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-11-12 00:03:09,844 INFO L158 Benchmark]: Boogie Procedure Inliner took 62.11ms. Allocated memory is still 88.1MB. Free memory was 51.6MB in the beginning and 49.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:09,845 INFO L158 Benchmark]: Boogie Preprocessor took 42.71ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 46.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:03:09,845 INFO L158 Benchmark]: RCFGBuilder took 678.97ms. Allocated memory is still 88.1MB. Free memory was 46.8MB in the beginning and 54.2MB in the end (delta: -7.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-12 00:03:09,846 INFO L158 Benchmark]: CodeCheck took 14.86ms. Allocated memory is still 88.1MB. Free memory was 54.2MB in the beginning and 53.4MB in the end (delta: 863.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:03:09,849 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 0.33ms. Allocated memory is still 58.7MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 21.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 864.00ms. Allocated memory is still 88.1MB. Free memory was 62.9MB in the beginning and 51.6MB in the end (delta: 11.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 62.11ms. Allocated memory is still 88.1MB. Free memory was 51.6MB in the beginning and 49.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.71ms. Allocated memory is still 88.1MB. Free memory was 49.2MB in the beginning and 46.8MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 678.97ms. Allocated memory is still 88.1MB. Free memory was 46.8MB in the beginning and 54.2MB in the end (delta: -7.4MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 14.86ms. Allocated memory is still 88.1MB. Free memory was 54.2MB in the beginning and 53.4MB in the end (delta: 863.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:03:09,873 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e9577206-fda1-4ec3-980a-bc68321df13a/bin/ukojak-verify-0OAaufAVZV/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