./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9 --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 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:44:20,856 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:44:20,929 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:44:20,934 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:44:20,934 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:44:20,968 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:44:20,969 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:44:20,969 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:44:20,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:44:20,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:44:20,971 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:44:20,972 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:44:20,973 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:44:20,973 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:44:20,974 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:44:20,974 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:44:20,975 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:44:20,975 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:44:20,976 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:44:20,976 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:44:20,977 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:44:20,981 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:44:20,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:44:20,981 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:44:20,982 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:44:20,982 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:44:20,983 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:44:20,983 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:44:20,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:44:20,984 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:44:20,984 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:44:20,985 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:44:20,985 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:44:20,985 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:44:20,986 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:44:20,986 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_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 [2023-12-02 23:44:21,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:44:21,196 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:44:21,199 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:44:21,201 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:44:21,201 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:44:21,202 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 23:44:23,951 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:44:24,143 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:44:24,144 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 23:44:24,151 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data/4263a7b25/d675c3302e35456cb4ef9432ada16064/FLAG5190dbe55 [2023-12-02 23:44:24,166 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data/4263a7b25/d675c3302e35456cb4ef9432ada16064 [2023-12-02 23:44:24,168 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:44:24,170 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:44:24,171 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:44:24,171 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:44:24,175 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:44:24,176 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,177 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1959eb1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24, skipping insertion in model container [2023-12-02 23:44:24,177 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,202 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:44:24,374 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:44:24,385 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:44:24,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:44:24,424 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:44:24,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24 WrapperNode [2023-12-02 23:44:24,425 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:44:24,426 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:44:24,426 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:44:24,426 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:44:24,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,440 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,458 INFO L138 Inliner]: procedures = 23, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 87 [2023-12-02 23:44:24,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:44:24,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:44:24,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:44:24,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:44:24,467 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,467 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,470 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,470 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,477 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,481 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,482 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:44:24,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:44:24,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:44:24,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:44:24,487 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:44:24,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:44:24,515 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:44:24,519 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:44:24,549 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 23:44:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 23:44:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:44:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:44:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:44:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:44:24,550 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:44:24,550 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:44:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:44:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:44:24,551 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:44:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:44:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:44:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:44:24,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:44:24,552 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:44:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:44:24,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:44:24,553 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:44:24,647 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:44:24,649 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:44:24,931 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:44:24,945 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:44:24,945 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:44:24,947 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:24 BoogieIcfgContainer [2023-12-02 23:44:24,947 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:44:24,948 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:44:24,948 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:44:24,959 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:44:24,959 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:24" (1/1) ... [2023-12-02 23:44:24,960 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) [2023-12-02 23:44:24,964 INFO L158 Benchmark]: Toolchain (without parser) took 793.20ms. Allocated memory is still 161.5MB. Free memory was 133.2MB in the beginning and 97.0MB in the end (delta: 36.2MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-12-02 23:44:24,964 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 113.2MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:44:24,965 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.78ms. Allocated memory is still 161.5MB. Free memory was 133.2MB in the beginning and 121.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:44:24,966 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.43ms. Allocated memory is still 161.5MB. Free memory was 121.3MB in the beginning and 119.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:44:24,966 INFO L158 Benchmark]: Boogie Preprocessor took 26.16ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 118.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:44:24,967 INFO L158 Benchmark]: RCFGBuilder took 461.39ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 98.2MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:44:24,967 INFO L158 Benchmark]: CodeCheck took 14.43ms. Allocated memory is still 161.5MB. Free memory was 98.2MB in the beginning and 97.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:44:24,970 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 0.23ms. Allocated memory is still 113.2MB. Free memory is still 76.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.78ms. Allocated memory is still 161.5MB. Free memory was 133.2MB in the beginning and 121.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.43ms. Allocated memory is still 161.5MB. Free memory was 121.3MB in the beginning and 119.9MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 26.16ms. Allocated memory is still 161.5MB. Free memory was 119.9MB in the beginning and 118.2MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 461.39ms. Allocated memory is still 161.5MB. Free memory was 118.2MB in the beginning and 98.2MB in the end (delta: 20.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 14.43ms. Allocated memory is still 161.5MB. Free memory was 98.2MB in the beginning and 97.0MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:44:24,990 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/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_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9 --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 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:44:26,904 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:44:26,984 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-02 23:44:27,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:44:27,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:44:27,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:44:27,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:44:27,021 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:44:27,021 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:44:27,022 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:44:27,022 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:44:27,023 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:44:27,023 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:44:27,024 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:44:27,024 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:44:27,025 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:44:27,025 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:44:27,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:44:27,026 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:44:27,027 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:44:27,027 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:44:27,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:44:27,028 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:44:27,029 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:44:27,029 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:44:27,030 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:44:27,030 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:44:27,031 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:44:27,031 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:44:27,032 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:44:27,032 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:44:27,033 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:44:27,033 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:44:27,034 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:44:27,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:44:27,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:44:27,034 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:44:27,034 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:44:27,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:44:27,035 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_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 [2023-12-02 23:44:27,336 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:44:27,357 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:44:27,359 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:44:27,360 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:44:27,360 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:44:27,361 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 23:44:30,118 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:44:30,309 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:44:30,309 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 23:44:30,318 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data/2144b84f8/56fe6cb58ff74fc5ab8af872b34619df/FLAG9e6e4d121 [2023-12-02 23:44:30,332 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/data/2144b84f8/56fe6cb58ff74fc5ab8af872b34619df [2023-12-02 23:44:30,335 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:44:30,336 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:44:30,338 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:44:30,338 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:44:30,342 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:44:30,343 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,344 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e1f1e2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30, skipping insertion in model container [2023-12-02 23:44:30,344 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,370 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:44:30,560 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:44:30,573 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:44:30,601 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:44:30,618 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:44:30,619 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30 WrapperNode [2023-12-02 23:44:30,619 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:44:30,620 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:44:30,620 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:44:30,620 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:44:30,628 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,639 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,660 INFO L138 Inliner]: procedures = 25, calls = 32, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 84 [2023-12-02 23:44:30,660 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:44:30,661 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:44:30,661 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:44:30,662 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:44:30,671 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,671 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,676 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,676 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,688 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,691 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,692 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,696 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:44:30,697 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:44:30,697 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:44:30,697 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:44:30,698 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:44:30" (1/1) ... [2023-12-02 23:44:30,704 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:44:30,714 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:44:30,726 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:44:30,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:44:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-12-02 23:44:30,763 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-12-02 23:44:30,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:44:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:44:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:44:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:44:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:44:30,764 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:44:30,764 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:44:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:44:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 23:44:30,765 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 23:44:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:44:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:44:30,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:44:30,766 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:44:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:44:30,766 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:44:30,768 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:44:30,886 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:44:30,889 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:44:31,210 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:44:31,224 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:44:31,225 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 23:44:31,226 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:31 BoogieIcfgContainer [2023-12-02 23:44:31,227 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:44:31,227 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:44:31,228 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:44:31,238 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:44:31,238 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:44:31" (1/1) ... [2023-12-02 23:44:31,239 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) [2023-12-02 23:44:31,243 INFO L158 Benchmark]: Toolchain (without parser) took 906.20ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 67.1MB in the end (delta: 37.4MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2023-12-02 23:44:31,243 INFO L158 Benchmark]: CDTParser took 0.13ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:44:31,244 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.86ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 92.2MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:44:31,245 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.44ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 90.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:44:31,245 INFO L158 Benchmark]: Boogie Preprocessor took 35.13ms. Allocated memory is still 127.9MB. Free memory was 90.6MB in the beginning and 88.6MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:44:31,246 INFO L158 Benchmark]: RCFGBuilder took 529.60ms. Allocated memory is still 127.9MB. Free memory was 88.6MB in the beginning and 68.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:44:31,247 INFO L158 Benchmark]: CodeCheck took 13.94ms. Allocated memory is still 127.9MB. Free memory was 68.0MB in the beginning and 67.1MB in the end (delta: 894.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:44:31,250 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 0.13ms. Allocated memory is still 65.0MB. Free memory is still 41.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.86ms. Allocated memory is still 127.9MB. Free memory was 104.5MB in the beginning and 92.2MB in the end (delta: 12.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.44ms. Allocated memory is still 127.9MB. Free memory was 92.2MB in the beginning and 90.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.13ms. Allocated memory is still 127.9MB. Free memory was 90.6MB in the beginning and 88.6MB in the end (delta: 2.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 529.60ms. Allocated memory is still 127.9MB. Free memory was 88.6MB in the beginning and 68.0MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 13.94ms. Allocated memory is still 127.9MB. Free memory was 68.0MB in the beginning and 67.1MB in the end (delta: 894.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:44:31,270 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4119034c-5317-472a-ab00-880e6d0e4f8f/bin/ukojak-verify-Qdu7aM0XO9/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