./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 30e01a73 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_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC --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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:24:59,152 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:24:59,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-23 20:24:59,253 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:24:59,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:24:59,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:24:59,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:24:59,279 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:24:59,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:24:59,281 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:24:59,282 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:24:59,283 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:24:59,283 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:24:59,284 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:24:59,284 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:24:59,285 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:24:59,285 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:24:59,286 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:24:59,287 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:24:59,287 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:24:59,288 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:24:59,288 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:24:59,289 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:24:59,289 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:24:59,290 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:24:59,290 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:24:59,291 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:24:59,291 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:24:59,292 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:24:59,292 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:24:59,293 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:24:59,293 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:24:59,293 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:24:59,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:24:59,294 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:24:59,294 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_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2023-11-23 20:24:59,636 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:24:59,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:24:59,670 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:24:59,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:24:59,673 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:24:59,676 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-23 20:25:02,716 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:02,953 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:02,954 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-23 20:25:02,963 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data/15a6f5c66/4184b201aa7f4f69b2b077dd1d82f27c/FLAG20b627f68 [2023-11-23 20:25:02,978 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data/15a6f5c66/4184b201aa7f4f69b2b077dd1d82f27c [2023-11-23 20:25:02,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:02,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:02,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:02,985 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:02,991 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:02,992 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:02" (1/1) ... [2023-11-23 20:25:02,993 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dd17346 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:02, skipping insertion in model container [2023-11-23 20:25:02,993 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:02" (1/1) ... [2023-11-23 20:25:03,022 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:03,234 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:03,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:03,301 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:03,319 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:03,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03 WrapperNode [2023-11-23 20:25:03,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:03,321 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:03,321 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:03,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:03,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,381 INFO L138 Inliner]: procedures = 24, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 81 [2023-11-23 20:25:03,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:03,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:03,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:03,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:03,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,394 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,408 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,417 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,420 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,421 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,424 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:03,426 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:03,426 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:03,426 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:03,427 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:03" (1/1) ... [2023-11-23 20:25:03,445 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:03,460 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:03,473 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:03,493 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:03,548 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:03,548 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:03,549 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:03,549 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:25:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:03,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:25:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:25:03,551 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:03,551 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:03,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:25:03,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:03,554 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:03,730 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:03,734 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:04,084 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:04,099 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:04,099 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:25:04,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:04 BoogieIcfgContainer [2023-11-23 20:25:04,101 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:04,102 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:04,102 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:04,113 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:04,114 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:04" (1/1) ... [2023-11-23 20:25:04,115 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) [2023-11-23 20:25:04,119 INFO L158 Benchmark]: Toolchain (without parser) took 1134.91ms. Allocated memory is still 151.0MB. Free memory was 113.6MB in the beginning and 104.4MB in the end (delta: 9.1MB). Peak memory consumption was 8.3MB. Max. memory is 16.1GB. [2023-11-23 20:25:04,119 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 109.1MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:04,120 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.65ms. Allocated memory is still 151.0MB. Free memory was 113.3MB in the beginning and 101.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-23 20:25:04,121 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.00ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 99.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:04,121 INFO L158 Benchmark]: Boogie Preprocessor took 41.97ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 97.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:04,122 INFO L158 Benchmark]: RCFGBuilder took 675.93ms. Allocated memory is still 151.0MB. Free memory was 97.7MB in the beginning and 105.9MB in the end (delta: -8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 20:25:04,123 INFO L158 Benchmark]: CodeCheck took 14.80ms. Allocated memory is still 151.0MB. Free memory was 105.3MB in the beginning and 104.4MB in the end (delta: 890.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:04,126 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 0.29ms. Allocated memory is still 109.1MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.65ms. Allocated memory is still 151.0MB. Free memory was 113.3MB in the beginning and 101.3MB in the end (delta: 12.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.00ms. Allocated memory is still 151.0MB. Free memory was 101.3MB in the beginning and 99.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.97ms. Allocated memory is still 151.0MB. Free memory was 99.5MB in the beginning and 97.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 675.93ms. Allocated memory is still 151.0MB. Free memory was 97.7MB in the beginning and 105.9MB in the end (delta: -8.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 14.80ms. Allocated memory is still 151.0MB. Free memory was 105.3MB in the beginning and 104.4MB in the end (delta: 890.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:25:04,160 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/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_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC --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 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:25:06,857 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:25:06,994 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-23 20:25:07,058 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:25:07,059 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:25:07,060 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:25:07,061 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:25:07,062 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:25:07,063 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:25:07,067 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:25:07,068 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-23 20:25:07,068 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-23 20:25:07,069 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:25:07,070 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:25:07,071 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:25:07,071 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:25:07,072 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 20:25:07,072 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 20:25:07,072 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-23 20:25:07,073 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 20:25:07,074 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-23 20:25:07,074 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-23 20:25:07,075 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:25:07,075 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:25:07,076 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:25:07,076 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:25:07,076 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:25:07,077 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:07,077 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:07,078 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:25:07,079 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:07,079 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:25:07,079 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:25:07,080 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:25:07,080 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-23 20:25:07,080 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 20:25:07,081 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:25:07,081 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-23 20:25:07,081 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 20:25:07,082 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_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6b28fb6889d0d92f72216f98e0edff81bbc7a955814acfd4caad3db76eb7ead3 [2023-11-23 20:25:07,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:25:07,512 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:25:07,515 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:25:07,516 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:25:07,517 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:25:07,518 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-23 20:25:10,706 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:25:10,975 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:25:10,976 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/sv-benchmarks/c/weaver/unroll-cond-4.wvr.c [2023-11-23 20:25:10,985 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data/81aa2c4d3/bfe48d210b894604be3a171c0a464250/FLAG81fc2c9b2 [2023-11-23 20:25:10,999 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/data/81aa2c4d3/bfe48d210b894604be3a171c0a464250 [2023-11-23 20:25:11,001 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:25:11,003 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:25:11,004 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:11,005 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:25:11,009 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:25:11,010 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,011 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258ff36e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11, skipping insertion in model container [2023-11-23 20:25:11,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,038 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:11,262 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:11,283 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 20:25:11,289 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:25:11,324 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:11,334 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:25:11,365 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:25:11,396 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:25:11,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11 WrapperNode [2023-11-23 20:25:11,405 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:25:11,406 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:11,407 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:25:11,407 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:25:11,432 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,460 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,483 INFO L138 Inliner]: procedures = 26, calls = 42, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2023-11-23 20:25:11,484 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:25:11,485 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,485 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:25:11,485 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:25:11,493 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,493 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,498 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,498 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,510 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,514 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,517 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,519 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,522 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:25:11,523 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:25:11,523 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:25:11,524 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:25:11,525 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:25:11" (1/1) ... [2023-11-23 20:25:11,531 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:25:11,553 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:25:11,565 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:25:11,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:25:11,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:25:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-23 20:25:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:25:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-23 20:25:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-23 20:25:11,602 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-23 20:25:11,602 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-23 20:25:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-23 20:25:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:25:11,603 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:25:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:25:11,603 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:25:11,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:25:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:25:11,604 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-23 20:25:11,606 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-23 20:25:11,724 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:25:11,726 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:25:12,161 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:25:12,183 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:25:12,183 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-23 20:25:12,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:12 BoogieIcfgContainer [2023-11-23 20:25:12,185 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:25:12,186 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:25:12,186 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:25:12,199 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:25:12,199 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:25:12" (1/1) ... [2023-11-23 20:25:12,200 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) [2023-11-23 20:25:12,205 INFO L158 Benchmark]: Toolchain (without parser) took 1200.70ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 46.8MB in the end (delta: 2.9MB). Peak memory consumption was 5.0MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,206 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 56.6MB. Free memory was 32.9MB in the beginning and 32.9MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:12,207 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.19ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 52.8MB in the end (delta: -3.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,208 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.57ms. Allocated memory is still 73.4MB. Free memory was 52.8MB in the beginning and 50.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,209 INFO L158 Benchmark]: Boogie Preprocessor took 38.00ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 49.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,211 INFO L158 Benchmark]: RCFGBuilder took 662.17ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 47.9MB in the end (delta: 1.2MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2023-11-23 20:25:12,211 INFO L158 Benchmark]: CodeCheck took 16.49ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 46.8MB in the end (delta: 796.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 20:25:12,222 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 0.30ms. Allocated memory is still 56.6MB. Free memory was 32.9MB in the beginning and 32.9MB in the end (delta: 38.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.19ms. Allocated memory is still 73.4MB. Free memory was 49.5MB in the beginning and 52.8MB in the end (delta: -3.3MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.57ms. Allocated memory is still 73.4MB. Free memory was 52.8MB in the beginning and 50.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.00ms. Allocated memory is still 73.4MB. Free memory was 50.9MB in the beginning and 49.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 662.17ms. Allocated memory is still 73.4MB. Free memory was 49.1MB in the beginning and 47.9MB in the end (delta: 1.2MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 16.49ms. Allocated memory is still 73.4MB. Free memory was 47.6MB in the beginning and 46.8MB in the end (delta: 796.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-23 20:25:12,260 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4dd4ede9-e154-4173-bc34-423e6c9e5eeb/bin/ukojak-verify-1t5iHCbJaC/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