./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/test-easy1.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_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi --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 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:40,520 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:40,646 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:11:40,655 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:11:40,656 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:11:40,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:40,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:40,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:40,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:40,704 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:40,704 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:40,705 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:40,705 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:40,707 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:11:40,707 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:40,708 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:40,708 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:40,709 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:40,709 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:40,710 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:40,710 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:40,711 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:40,711 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:40,712 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:40,713 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:40,713 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:40,714 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:40,714 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:40,715 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:40,715 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:40,717 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:40,717 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:40,717 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:11:40,718 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:11:40,718 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:40,718 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_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d [2023-11-24 23:11:41,047 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:41,071 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:41,074 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:41,075 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:41,076 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:41,077 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-24 23:11:44,202 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:44,416 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:44,417 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-24 23:11:44,428 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data/c5f24377f/6ffd2ff8bad948198e77606801f41222/FLAG23244b68b [2023-11-24 23:11:44,447 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data/c5f24377f/6ffd2ff8bad948198e77606801f41222 [2023-11-24 23:11:44,456 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:44,466 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:44,467 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:44,468 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:44,473 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:44,474 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,476 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@660d009f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44, skipping insertion in model container [2023-11-24 23:11:44,476 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,501 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:44,745 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:44,756 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:44,779 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:44,797 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:44,797 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44 WrapperNode [2023-11-24 23:11:44,797 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:44,799 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:44,799 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:44,799 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:44,809 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,817 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,836 INFO L138 Inliner]: procedures = 21, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2023-11-24 23:11:44,837 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:44,837 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:44,837 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:44,838 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:44,847 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,848 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,850 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,851 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,856 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,859 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,861 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,862 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,865 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:44,866 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:44,866 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:44,866 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:44,867 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:44" (1/1) ... [2023-11-24 23:11:44,873 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:44,888 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:44,906 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:44,930 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:11:44,952 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:11:44,952 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:11:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:11:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:44,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:11:44,953 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:11:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:44,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:11:44,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:44,956 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:45,069 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:45,071 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:45,354 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:45,370 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:45,371 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:11:45,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:45 BoogieIcfgContainer [2023-11-24 23:11:45,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:45,374 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:45,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:45,383 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:45,383 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:45" (1/1) ... [2023-11-24 23:11:45,384 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:11:45,392 INFO L158 Benchmark]: Toolchain (without parser) took 925.41ms. Allocated memory is still 199.2MB. Free memory was 150.6MB in the beginning and 122.2MB in the end (delta: 28.3MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:45,393 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 144.7MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:45,394 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.72ms. Allocated memory is still 199.2MB. Free memory was 150.6MB in the beginning and 139.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:45,395 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.85ms. Allocated memory is still 199.2MB. Free memory was 139.0MB in the beginning and 138.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:45,396 INFO L158 Benchmark]: Boogie Preprocessor took 27.68ms. Allocated memory is still 199.2MB. Free memory was 138.0MB in the beginning and 136.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:45,397 INFO L158 Benchmark]: RCFGBuilder took 507.21ms. Allocated memory is still 199.2MB. Free memory was 136.9MB in the beginning and 123.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:45,398 INFO L158 Benchmark]: CodeCheck took 16.36ms. Allocated memory is still 199.2MB. Free memory was 123.3MB in the beginning and 122.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:45,403 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 0.24ms. Allocated memory is still 144.7MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.72ms. Allocated memory is still 199.2MB. Free memory was 150.6MB in the beginning and 139.0MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.85ms. Allocated memory is still 199.2MB. Free memory was 139.0MB in the beginning and 138.0MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 27.68ms. Allocated memory is still 199.2MB. Free memory was 138.0MB in the beginning and 136.9MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 507.21ms. Allocated memory is still 199.2MB. Free memory was 136.9MB in the beginning and 123.3MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 16.36ms. Allocated memory is still 199.2MB. Free memory was 123.3MB in the beginning and 122.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:45,447 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/test-easy1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi --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 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:11:48,324 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:11:48,472 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:11:48,525 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:11:48,526 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:11:48,527 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:11:48,528 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:11:48,529 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:11:48,530 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:11:48,534 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:11:48,535 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:11:48,535 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:11:48,536 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:11:48,537 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:11:48,538 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:11:48,538 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:11:48,538 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:11:48,539 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:11:48,539 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:11:48,540 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:11:48,540 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:11:48,541 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:11:48,541 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:11:48,542 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:11:48,542 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:11:48,542 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:11:48,543 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:11:48,543 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:48,543 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:48,544 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:11:48,545 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:48,545 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:11:48,546 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:11:48,546 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:11:48,546 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:11:48,546 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:11:48,547 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:11:48,547 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:11:48,547 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:11:48,548 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_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 935a7b7fee114f90b65d69dd73b2635844dd9aedca06c4cbc37a4ce046611c9d [2023-11-24 23:11:48,973 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:11:49,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:11:49,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:11:49,014 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:11:49,014 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:11:49,016 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-24 23:11:52,350 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:11:52,646 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:11:52,647 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/sv-benchmarks/c/weaver/test-easy1.wvr.c [2023-11-24 23:11:52,658 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data/5efb4f3cc/780e2d32a698446fb5116dde97d74104/FLAG1ca7a6b3c [2023-11-24 23:11:52,677 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/data/5efb4f3cc/780e2d32a698446fb5116dde97d74104 [2023-11-24 23:11:52,686 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:11:52,688 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:11:52,693 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:52,695 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:11:52,701 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:11:52,702 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,704 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46eb9cec and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:52, skipping insertion in model container [2023-11-24 23:11:52,704 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:11:52" (1/1) ... [2023-11-24 23:11:52,738 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:11:53,036 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:53,057 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:11:53,108 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:11:53,138 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:11:53,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53 WrapperNode [2023-11-24 23:11:53,139 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:11:53,141 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:53,141 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:11:53,141 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:11:53,151 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,176 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,199 INFO L138 Inliner]: procedures = 23, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 51 [2023-11-24 23:11:53,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:11:53,200 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:11:53,201 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:11:53,201 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:11:53,215 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,221 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,221 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,231 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,273 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,277 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,281 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:11:53,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:11:53,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:11:53,283 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:11:53,284 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:53,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:11:53,338 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:11:53,367 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:11:53,400 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:11:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:11:53,432 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:11:53,432 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:11:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:11:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:11:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:11:53,433 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:11:53,433 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:11:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:11:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:11:53,434 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:11:53,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:11:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:11:53,435 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:11:53,437 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:11:53,612 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:11:53,617 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:11:53,972 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:11:53,995 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:11:53,995 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:11:53,998 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:53 BoogieIcfgContainer [2023-11-24 23:11:53,998 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:11:53,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:11:54,000 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:11:54,013 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:11:54,014 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:11:53" (1/1) ... [2023-11-24 23:11:54,015 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:11:54,024 INFO L158 Benchmark]: Toolchain (without parser) took 1333.47ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 43.8MB in the beginning and 53.9MB in the end (delta: -10.1MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2023-11-24 23:11:54,025 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 10.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:54,027 INFO L158 Benchmark]: CACSL2BoogieTranslator took 446.24ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 32.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:11:54,028 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.84ms. Allocated memory is still 67.1MB. Free memory was 32.4MB in the beginning and 30.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:11:54,030 INFO L158 Benchmark]: Boogie Preprocessor took 81.00ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 30.8MB in the beginning and 67.9MB in the end (delta: -37.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-24 23:11:54,032 INFO L158 Benchmark]: RCFGBuilder took 716.06ms. Allocated memory is still 88.1MB. Free memory was 67.9MB in the beginning and 54.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:11:54,033 INFO L158 Benchmark]: CodeCheck took 21.41ms. Allocated memory is still 88.1MB. Free memory was 54.8MB in the beginning and 53.9MB in the end (delta: 875.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:11:54,047 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 67.1MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 10.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 446.24ms. Allocated memory is still 67.1MB. Free memory was 43.7MB in the beginning and 32.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.84ms. Allocated memory is still 67.1MB. Free memory was 32.4MB in the beginning and 30.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 81.00ms. Allocated memory was 67.1MB in the beginning and 88.1MB in the end (delta: 21.0MB). Free memory was 30.8MB in the beginning and 67.9MB in the end (delta: -37.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * RCFGBuilder took 716.06ms. Allocated memory is still 88.1MB. Free memory was 67.9MB in the beginning and 54.8MB in the end (delta: 13.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 21.41ms. Allocated memory is still 88.1MB. Free memory was 54.8MB in the beginning and 53.9MB in the end (delta: 875.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:11:54,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04ff8ea1-bd6b-426f-bdc1-2dc5bbd0ae30/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported