./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/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_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:51,160 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:51,234 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:50:51,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:50:51,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:50:51,266 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:51,267 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:51,268 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:51,269 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:51,270 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:51,270 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:51,271 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:51,272 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:51,272 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:50:51,273 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:51,274 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:51,274 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:51,275 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:51,276 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:51,277 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:51,277 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:51,278 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:51,279 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:51,280 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:51,281 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:51,281 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:51,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:51,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:51,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:51,284 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:51,285 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:51,285 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:50:51,286 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:50:51,286 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:51,287 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_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-11-11 23:50:51,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:51,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:51,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:51,589 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:51,591 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:51,592 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-11 23:50:54,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:50:54,990 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:50:54,991 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-11 23:50:55,001 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data/6e147be14/df720d25fc0b4a5fb855d6bb8e26cb4f/FLAGfb3b1966f [2023-11-11 23:50:55,017 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data/6e147be14/df720d25fc0b4a5fb855d6bb8e26cb4f [2023-11-11 23:50:55,020 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:50:55,022 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:50:55,023 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:55,024 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:50:55,030 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:50:55,030 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,032 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a4edb8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55, skipping insertion in model container [2023-11-11 23:50:55,032 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,068 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:50:55,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:55,295 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:50:55,341 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:50:55,357 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:50:55,357 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55 WrapperNode [2023-11-11 23:50:55,357 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:50:55,358 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:55,359 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:50:55,359 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:50:55,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,376 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,405 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 158 [2023-11-11 23:50:55,406 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:50:55,406 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:50:55,406 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:50:55,407 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:50:55,423 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,424 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,431 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,439 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,482 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,496 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,499 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,501 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,505 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:50:55,506 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:50:55,507 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:50:55,507 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:50:55,521 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:50:55" (1/1) ... [2023-11-11 23:50:55,528 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:55,543 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:50:55,560 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:50:55,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:50:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:50:55,593 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:50:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:50:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:50:55,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:50:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:50:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:50:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:50:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:50:55,594 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:50:55,594 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:50:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:50:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:50:55,595 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:50:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:50:55,595 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:50:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:50:55,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:50:55,596 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:50:55,598 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:50:55,724 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:50:55,727 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:50:56,200 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:50:56,227 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:50:56,228 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:50:56,231 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:56 BoogieIcfgContainer [2023-11-11 23:50:56,232 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:50:56,233 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:50:56,233 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:50:56,242 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:50:56,242 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:50:56" (1/1) ... [2023-11-11 23:50:56,243 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) [2023-11-11 23:50:56,247 INFO L158 Benchmark]: Toolchain (without parser) took 1224.00ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 91.7MB in the end (delta: 43.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-11 23:50:56,247 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 142.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:50:56,248 INFO L158 Benchmark]: CACSL2BoogieTranslator took 334.32ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 121.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-11 23:50:56,249 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.25ms. Allocated memory is still 176.2MB. Free memory was 121.9MB in the beginning and 119.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:56,249 INFO L158 Benchmark]: Boogie Preprocessor took 99.33ms. Allocated memory is still 176.2MB. Free memory was 119.9MB in the beginning and 117.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:56,250 INFO L158 Benchmark]: RCFGBuilder took 725.33ms. Allocated memory is still 176.2MB. Free memory was 117.8MB in the beginning and 93.1MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:56,251 INFO L158 Benchmark]: CodeCheck took 12.54ms. Allocated memory is still 176.2MB. Free memory was 93.1MB in the beginning and 91.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:50:56,255 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 0.69ms. Allocated memory is still 142.6MB. Free memory is still 89.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 334.32ms. Allocated memory is still 176.2MB. Free memory was 135.2MB in the beginning and 121.9MB in the end (delta: 13.3MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.25ms. Allocated memory is still 176.2MB. Free memory was 121.9MB in the beginning and 119.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.33ms. Allocated memory is still 176.2MB. Free memory was 119.9MB in the beginning and 117.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 725.33ms. Allocated memory is still 176.2MB. Free memory was 117.8MB in the beginning and 93.1MB in the end (delta: 24.7MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * CodeCheck took 12.54ms. Allocated memory is still 176.2MB. Free memory was 93.1MB in the beginning and 91.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:50:56,289 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/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 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_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/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_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:50:58,924 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:50:59,003 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:50:59,037 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:50:59,038 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:50:59,039 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:50:59,040 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:50:59,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:50:59,041 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:50:59,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:50:59,042 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:50:59,043 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:50:59,044 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:50:59,044 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:50:59,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:50:59,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:50:59,046 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:50:59,047 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:50:59,047 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:50:59,048 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:50:59,049 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:50:59,049 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:50:59,050 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:50:59,050 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:50:59,051 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:50:59,052 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:50:59,052 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:50:59,053 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:59,053 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:59,054 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:50:59,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:50:59,055 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:50:59,056 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:50:59,056 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:50:59,057 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:50:59,057 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:50:59,058 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:50:59,058 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:50:59,059 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:50:59,059 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_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3855d6da0b439f4c6a497e897f140f408df8c7fd65e3042f0fafae1979048a3d [2023-11-11 23:50:59,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:50:59,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:50:59,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:50:59,541 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:50:59,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:50:59,543 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-11 23:51:02,661 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:51:02,922 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:51:02,923 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/sv-benchmarks/c/weaver/chl-name-comparator-subst.wvr.c [2023-11-11 23:51:02,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data/a4027e8e3/5f3dd6ef3d1a4b239d0cac70d830ff7b/FLAG246dfeee0 [2023-11-11 23:51:02,962 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/data/a4027e8e3/5f3dd6ef3d1a4b239d0cac70d830ff7b [2023-11-11 23:51:02,974 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:51:02,976 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:51:02,977 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:02,978 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:51:02,984 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:51:02,987 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:02" (1/1) ... [2023-11-11 23:51:02,988 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a503432 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:02, skipping insertion in model container [2023-11-11 23:51:02,988 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:51:02" (1/1) ... [2023-11-11 23:51:03,041 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:03,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:03,384 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:51:03,395 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:51:03,458 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:03,466 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:51:03,530 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:51:03,555 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:51:03,555 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03 WrapperNode [2023-11-11 23:51:03,556 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:51:03,557 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:03,557 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:51:03,557 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:51:03,565 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,580 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,611 INFO L138 Inliner]: procedures = 28, calls = 45, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 142 [2023-11-11 23:51:03,614 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:51:03,648 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:51:03,648 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:51:03,648 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:51:03,674 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,685 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,711 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,715 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,718 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,720 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,725 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:51:03,726 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:51:03,726 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:51:03,726 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:51:03,727 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:51:03" (1/1) ... [2023-11-11 23:51:03,733 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:51:03,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:51:03,762 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:51:03,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:51:03,817 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:51:03,817 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:51:03,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:51:03,817 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:51:03,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:51:03,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:51:03,818 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:51:03,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:51:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:51:03,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:51:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:51:03,819 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:51:03,819 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:51:03,820 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:51:03,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:51:03,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:51:03,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:51:03,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:51:03,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:51:03,822 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:51:03,963 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:51:03,965 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:51:04,636 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:51:04,647 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:51:04,648 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-11 23:51:04,650 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:04 BoogieIcfgContainer [2023-11-11 23:51:04,651 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:51:04,652 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:51:04,652 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:51:04,663 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:51:04,663 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:51:04" (1/1) ... [2023-11-11 23:51:04,664 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) [2023-11-11 23:51:04,669 INFO L158 Benchmark]: Toolchain (without parser) took 1692.38ms. Allocated memory is still 88.1MB. Free memory was 64.8MB in the beginning and 37.4MB in the end (delta: 27.4MB). Peak memory consumption was 26.4MB. Max. memory is 16.1GB. [2023-11-11 23:51:04,669 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:04,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 578.85ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 48.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:51:04,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.64ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 46.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:04,671 INFO L158 Benchmark]: Boogie Preprocessor took 77.13ms. Allocated memory is still 88.1MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:51:04,672 INFO L158 Benchmark]: RCFGBuilder took 925.43ms. Allocated memory is still 88.1MB. Free memory was 65.5MB in the beginning and 38.7MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-11 23:51:04,673 INFO L158 Benchmark]: CodeCheck took 15.35ms. Allocated memory is still 88.1MB. Free memory was 38.3MB in the beginning and 37.4MB in the end (delta: 838.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:51:04,676 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 0.25ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 578.85ms. Allocated memory is still 88.1MB. Free memory was 64.6MB in the beginning and 48.1MB in the end (delta: 16.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.64ms. Allocated memory is still 88.1MB. Free memory was 48.1MB in the beginning and 46.2MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 77.13ms. Allocated memory is still 88.1MB. Free memory was 67.6MB in the beginning and 65.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 925.43ms. Allocated memory is still 88.1MB. Free memory was 65.5MB in the beginning and 38.7MB in the end (delta: 26.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 15.35ms. Allocated memory is still 88.1MB. Free memory was 38.3MB in the beginning and 37.4MB in the end (delta: 838.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:51:04,700 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bb3257d0-4e56-4ee2-8acf-ebda8db5545e/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