./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:08,066 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:08,188 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:07:08,192 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:08,193 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:07:08,236 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:08,238 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:08,239 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:08,240 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:08,245 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:08,246 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:08,247 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:08,247 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:08,249 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:08,249 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:08,250 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:08,250 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:08,250 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:08,251 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:08,252 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:07:08,252 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:08,253 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:08,254 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:08,256 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:08,257 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:08,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:08,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:08,258 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:08,259 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:08,259 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:08,261 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:08,261 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:07:08,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:08,262 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:08,262 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_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a [2023-11-12 00:07:08,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:08,632 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:08,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:08,637 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:08,637 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:08,639 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-12 00:07:11,937 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:12,325 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:12,326 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-12 00:07:12,346 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data/06cd084a7/620cff2f39044ebaa10a438e439606c8/FLAG1c541bd21 [2023-11-12 00:07:12,361 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data/06cd084a7/620cff2f39044ebaa10a438e439606c8 [2023-11-12 00:07:12,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:12,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:12,366 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:12,367 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:12,372 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:12,373 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:12" (1/1) ... [2023-11-12 00:07:12,374 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a55f5f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:12, skipping insertion in model container [2023-11-12 00:07:12,375 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:12" (1/1) ... [2023-11-12 00:07:12,441 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:13,178 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:13,297 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:13,349 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:13,431 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:13,431 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13 WrapperNode [2023-11-12 00:07:13,432 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:13,433 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:13,433 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:13,434 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:13,442 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,467 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,501 INFO L138 Inliner]: procedures = 278, calls = 61, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 247 [2023-11-12 00:07:13,502 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:13,503 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:13,503 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:13,503 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:13,522 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,529 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,530 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,543 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,549 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,552 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,555 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,560 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:13,561 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:13,561 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:13,562 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:13,563 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:13" (1/1) ... [2023-11-12 00:07:13,570 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:13,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:13,598 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:13,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:13,656 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:13,656 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:07:13,656 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-12 00:07:13,657 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-12 00:07:13,657 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:13,657 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:07:13,657 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-12 00:07:13,658 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-12 00:07:13,658 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-12 00:07:13,686 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-12 00:07:13,686 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:07:13,686 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:07:13,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:07:13,686 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:13,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:07:13,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:13,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:13,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:13,705 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:13,970 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:13,973 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:14,463 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:14,473 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:14,473 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-12 00:07:14,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:14 BoogieIcfgContainer [2023-11-12 00:07:14,476 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:14,477 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:14,477 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:14,488 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:14,488 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:14" (1/1) ... [2023-11-12 00:07:14,489 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:14,494 INFO L158 Benchmark]: Toolchain (without parser) took 2128.10ms. Allocated memory is still 190.8MB. Free memory was 145.4MB in the beginning and 139.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:14,495 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 72.7MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:14,495 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1065.98ms. Allocated memory is still 190.8MB. Free memory was 145.4MB in the beginning and 109.7MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:14,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.01ms. Allocated memory is still 190.8MB. Free memory was 109.7MB in the beginning and 106.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:14,497 INFO L158 Benchmark]: Boogie Preprocessor took 57.86ms. Allocated memory is still 190.8MB. Free memory was 106.9MB in the beginning and 104.3MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:14,498 INFO L158 Benchmark]: RCFGBuilder took 915.32ms. Allocated memory is still 190.8MB. Free memory was 104.3MB in the beginning and 140.3MB in the end (delta: -36.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. [2023-11-12 00:07:14,499 INFO L158 Benchmark]: CodeCheck took 14.94ms. Allocated memory is still 190.8MB. Free memory was 140.3MB in the beginning and 139.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:14,503 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.69ms. Allocated memory is still 104.9MB. Free memory was 72.7MB in the beginning and 72.7MB in the end (delta: 25.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1065.98ms. Allocated memory is still 190.8MB. Free memory was 145.4MB in the beginning and 109.7MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.01ms. Allocated memory is still 190.8MB. Free memory was 109.7MB in the beginning and 106.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 57.86ms. Allocated memory is still 190.8MB. Free memory was 106.9MB in the beginning and 104.3MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 915.32ms. Allocated memory is still 190.8MB. Free memory was 104.3MB in the beginning and 140.3MB in the end (delta: -36.0MB). Peak memory consumption was 8.8MB. Max. memory is 16.1GB. * CodeCheck took 14.94ms. Allocated memory is still 190.8MB. Free memory was 140.3MB in the beginning and 139.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:14,524 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:17,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:17,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:07:17,459 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:17,460 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:07:17,461 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:07:17,462 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:17,463 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:17,464 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:17,469 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:07:17,470 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:17,471 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:17,471 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:17,473 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:07:17,473 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:17,474 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:07:17,474 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:17,475 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:17,475 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:07:17,476 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:17,477 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:17,477 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:17,478 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:07:17,478 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:17,479 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:17,479 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:17,480 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:17,480 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:17,481 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:17,481 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:17,482 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:17,483 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:17,483 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:17,484 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:07:17,484 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:17,484 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:17,485 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:07:17,485 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:17,485 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:17,486 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_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> db5eab03de8fef3e653289c5dcf0b220be6d8b09a4df3c07d6d5a066426e755a [2023-11-12 00:07:17,908 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:17,938 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:17,941 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:17,943 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:17,944 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:17,945 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-12 00:07:21,082 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:21,481 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:21,482 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/sv-benchmarks/c/goblint-regression/28-race_reach_86-lists_racing.i [2023-11-12 00:07:21,515 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data/3bc70ed29/d7ab88cea8c34364ae954ee1166d1619/FLAG7fee36cf1 [2023-11-12 00:07:21,534 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/data/3bc70ed29/d7ab88cea8c34364ae954ee1166d1619 [2023-11-12 00:07:21,537 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:21,539 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:21,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:21,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:21,545 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:21,546 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,547 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@535bf768 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:21, skipping insertion in model container [2023-11-12 00:07:21,548 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:21" (1/1) ... [2023-11-12 00:07:21,608 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:22,327 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:22,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:22,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:22,644 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:22,644 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22 WrapperNode [2023-11-12 00:07:22,644 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:22,646 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:22,646 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:22,646 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:22,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,698 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,746 INFO L138 Inliner]: procedures = 282, calls = 61, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 243 [2023-11-12 00:07:22,748 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:22,749 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:22,749 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:22,749 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:22,758 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,782 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,782 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,807 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,812 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,816 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,819 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:22,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:22,826 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:22,826 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:22,827 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:22" (1/1) ... [2023-11-12 00:07:22,838 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:22,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:22,866 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:22,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:22,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:07:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:22,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:07:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure t1_fun [2023-11-12 00:07:22,925 INFO L138 BoogieDeclarations]: Found implementation of procedure t1_fun [2023-11-12 00:07:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:07:22,925 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:07:22,926 INFO L130 BoogieDeclarations]: Found specification of procedure t2_fun [2023-11-12 00:07:22,926 INFO L138 BoogieDeclarations]: Found implementation of procedure t2_fun [2023-11-12 00:07:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure init [2023-11-12 00:07:22,927 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2023-11-12 00:07:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:07:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:07:22,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:07:22,929 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:22,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:22,931 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:23,190 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:23,192 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:23,904 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:23,913 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:23,914 INFO L302 CfgBuilder]: Removed 16 assume(true) statements. [2023-11-12 00:07:23,916 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:23 BoogieIcfgContainer [2023-11-12 00:07:23,916 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:23,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:23,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:23,928 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:23,928 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:23" (1/1) ... [2023-11-12 00:07:23,929 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-12 00:07:23,938 INFO L158 Benchmark]: Toolchain (without parser) took 2399.25ms. Allocated memory is still 111.1MB. Free memory was 84.7MB in the beginning and 76.0MB in the end (delta: 8.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:23,939 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:23,940 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1104.37ms. Allocated memory is still 111.1MB. Free memory was 84.4MB in the beginning and 73.7MB in the end (delta: 10.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:23,941 INFO L158 Benchmark]: Boogie Procedure Inliner took 102.76ms. Allocated memory is still 111.1MB. Free memory was 73.7MB in the beginning and 70.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:23,942 INFO L158 Benchmark]: Boogie Preprocessor took 75.79ms. Allocated memory is still 111.1MB. Free memory was 70.4MB in the beginning and 67.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:23,943 INFO L158 Benchmark]: RCFGBuilder took 1091.14ms. Allocated memory is still 111.1MB. Free memory was 67.9MB in the beginning and 76.9MB in the end (delta: -9.0MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:23,944 INFO L158 Benchmark]: CodeCheck took 19.58ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 76.0MB in the end (delta: 862.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:23,948 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 73.4MB. Free memory is still 49.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1104.37ms. Allocated memory is still 111.1MB. Free memory was 84.4MB in the beginning and 73.7MB in the end (delta: 10.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 102.76ms. Allocated memory is still 111.1MB. Free memory was 73.7MB in the beginning and 70.4MB in the end (delta: 3.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.79ms. Allocated memory is still 111.1MB. Free memory was 70.4MB in the beginning and 67.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1091.14ms. Allocated memory is still 111.1MB. Free memory was 67.9MB in the beginning and 76.9MB in the end (delta: -9.0MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * CodeCheck took 19.58ms. Allocated memory is still 111.1MB. Free memory was 76.9MB in the beginning and 76.0MB in the end (delta: 862.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:23,974 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1c144074-5ad0-4cc4-9582-b2e3faf66d08/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported