./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/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_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/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_a3d6da1c-37bb-4202-913a-e23b2b188a35/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 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:22,146 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:22,272 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:04:22,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:04:22,284 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:04:22,323 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:22,325 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:22,326 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:22,327 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:22,332 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:22,333 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:22,334 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:22,334 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:22,336 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:04:22,337 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:22,337 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:22,337 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:22,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:22,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:22,339 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:22,339 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:22,340 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:22,340 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:22,341 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:22,341 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:22,341 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:22,342 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:22,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:22,343 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:22,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:22,345 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:22,345 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:04:22,345 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:04:22,346 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:22,346 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_a3d6da1c-37bb-4202-913a-e23b2b188a35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 [2023-11-12 00:04:22,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:22,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:22,784 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:22,786 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:22,786 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:22,788 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-12 00:04:25,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:26,048 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:26,049 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-12 00:04:26,057 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data/b783b7f61/26444bcc65094c069a021f3cf47181ce/FLAGea9161aca [2023-11-12 00:04:26,072 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data/b783b7f61/26444bcc65094c069a021f3cf47181ce [2023-11-12 00:04:26,074 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:26,076 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:26,077 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:26,078 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:26,083 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:26,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,088 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73ce1546 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26, skipping insertion in model container [2023-11-12 00:04:26,088 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,117 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:26,333 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:26,344 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:26,380 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:26,397 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:26,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26 WrapperNode [2023-11-12 00:04:26,398 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:26,399 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:26,399 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:26,399 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:26,408 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,419 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,445 INFO L138 Inliner]: procedures = 25, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 102 [2023-11-12 00:04:26,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:26,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:26,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:26,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:26,458 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,458 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,463 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,476 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,482 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,485 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,487 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,492 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:26,493 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:26,493 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:26,493 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:26,494 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:26" (1/1) ... [2023-11-12 00:04:26,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:26,519 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:26,538 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:26,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:26,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:26,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:04:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:04:26,578 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:04:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:04:26,578 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:04:26,578 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:04:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:04:26,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:04:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:04:26,579 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:04:26,579 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:04:26,579 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:04:26,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:04:26,580 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:26,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:26,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:26,580 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:26,582 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 00:04:26,717 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:26,719 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:27,168 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:27,190 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:27,193 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:04:27,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:27 BoogieIcfgContainer [2023-11-12 00:04:27,198 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:27,200 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:27,200 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:27,213 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:27,214 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:27" (1/1) ... [2023-11-12 00:04:27,214 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 00:04:27,218 INFO L158 Benchmark]: Toolchain (without parser) took 1142.00ms. Allocated memory is still 151.0MB. Free memory was 106.4MB in the beginning and 66.6MB in the end (delta: 39.8MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:27,219 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 102.8MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:27,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 320.89ms. Allocated memory is still 151.0MB. Free memory was 106.4MB in the beginning and 93.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:04:27,220 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.41ms. Allocated memory is still 151.0MB. Free memory was 93.9MB in the beginning and 91.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:27,221 INFO L158 Benchmark]: Boogie Preprocessor took 46.19ms. Allocated memory is still 151.0MB. Free memory was 91.8MB in the beginning and 90.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:27,222 INFO L158 Benchmark]: RCFGBuilder took 705.09ms. Allocated memory is still 151.0MB. Free memory was 89.7MB in the beginning and 68.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-12 00:04:27,222 INFO L158 Benchmark]: CodeCheck took 17.50ms. Allocated memory is still 151.0MB. Free memory was 68.1MB in the beginning and 66.6MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:27,226 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 0.76ms. Allocated memory is still 102.8MB. Free memory is still 76.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 320.89ms. Allocated memory is still 151.0MB. Free memory was 106.4MB in the beginning and 93.9MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.41ms. Allocated memory is still 151.0MB. Free memory was 93.9MB in the beginning and 91.8MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.19ms. Allocated memory is still 151.0MB. Free memory was 91.8MB in the beginning and 90.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 705.09ms. Allocated memory is still 151.0MB. Free memory was 89.7MB in the beginning and 68.1MB in the end (delta: 21.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 17.50ms. Allocated memory is still 151.0MB. Free memory was 68.1MB in the beginning and 66.6MB in the end (delta: 1.5MB). 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 00:04:27,245 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/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_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/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_a3d6da1c-37bb-4202-913a-e23b2b188a35/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 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:04:30,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:04:30,168 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-12 00:04:30,221 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:04:30,222 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:04:30,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:04:30,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:04:30,225 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:04:30,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:04:30,232 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:04:30,232 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:04:30,233 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:04:30,233 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:04:30,235 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:04:30,236 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:04:30,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:04:30,236 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:04:30,237 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:04:30,237 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:04:30,239 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:04:30,239 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:04:30,240 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:04:30,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:04:30,241 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:04:30,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:04:30,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:04:30,242 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:04:30,242 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:30,243 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:30,243 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:04:30,245 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:30,245 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:04:30,245 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:04:30,246 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:04:30,246 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:04:30,246 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:04:30,247 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:04:30,247 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:04:30,247 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:04:30,248 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_a3d6da1c-37bb-4202-913a-e23b2b188a35/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1c6ecf58df9dd6f4f380af0d7ef563f293bde5430d47e04b9ba5ac44168fc198 [2023-11-12 00:04:30,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:04:30,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:04:30,778 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:04:30,780 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:04:30,780 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:04:30,782 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-12 00:04:34,045 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:04:34,356 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:04:34,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/sv-benchmarks/c/weaver/chl-word-subst.wvr.c [2023-11-12 00:04:34,367 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data/e4f7abe52/dcfd1a4dccbc4b80908526ddb5f1a2ad/FLAGc4df577bc [2023-11-12 00:04:34,383 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/data/e4f7abe52/dcfd1a4dccbc4b80908526ddb5f1a2ad [2023-11-12 00:04:34,388 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:04:34,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:04:34,399 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:34,399 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:04:34,405 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:04:34,406 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,410 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c388f2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34, skipping insertion in model container [2023-11-12 00:04:34,410 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,459 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:34,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:34,797 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 00:04:34,810 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:04:34,837 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:34,842 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:04:34,882 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:04:34,900 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:04:34,901 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34 WrapperNode [2023-11-12 00:04:34,901 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:04:34,903 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:34,903 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:04:34,903 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:04:34,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:34,968 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,021 INFO L138 Inliner]: procedures = 27, calls = 46, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 96 [2023-11-12 00:04:35,022 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:04:35,023 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:04:35,023 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:04:35,023 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:04:35,036 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,036 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,054 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,054 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,076 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,096 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,098 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,100 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,104 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:04:35,105 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:04:35,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:04:35,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:04:35,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:04:34" (1/1) ... [2023-11-12 00:04:35,129 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:04:35,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:04:35,165 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:04:35,192 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:04:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:04:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:04:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:04:35,217 INFO L130 BoogieDeclarations]: Found specification of procedure create_fresh_int_array [2023-11-12 00:04:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure create_fresh_int_array [2023-11-12 00:04:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:04:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-12 00:04:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-12 00:04:35,218 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-12 00:04:35,218 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-12 00:04:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-12 00:04:35,219 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-12 00:04:35,219 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 00:04:35,221 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 00:04:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:04:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:04:35,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:04:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:04:35,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:04:35,224 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 00:04:35,412 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:04:35,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:04:36,186 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:04:36,207 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:04:36,208 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-12 00:04:36,212 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:36 BoogieIcfgContainer [2023-11-12 00:04:36,212 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:04:36,214 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:04:36,214 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:04:36,225 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:04:36,226 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:04:36" (1/1) ... [2023-11-12 00:04:36,227 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 00:04:36,231 INFO L158 Benchmark]: Toolchain (without parser) took 1838.44ms. Allocated memory is still 81.8MB. Free memory was 57.2MB in the beginning and 51.3MB in the end (delta: 5.9MB). Peak memory consumption was 7.1MB. Max. memory is 16.1GB. [2023-11-12 00:04:36,232 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:36,233 INFO L158 Benchmark]: CACSL2BoogieTranslator took 502.86ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 41.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:04:36,233 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.29ms. Allocated memory is still 81.8MB. Free memory was 41.4MB in the beginning and 59.5MB in the end (delta: -18.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2023-11-12 00:04:36,234 INFO L158 Benchmark]: Boogie Preprocessor took 82.02ms. Allocated memory is still 81.8MB. Free memory was 59.5MB in the beginning and 57.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:36,235 INFO L158 Benchmark]: RCFGBuilder took 1106.84ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 52.4MB in the end (delta: 4.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-11-12 00:04:36,236 INFO L158 Benchmark]: CodeCheck took 16.07ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 51.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:04:36,245 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 0.34ms. Allocated memory is still 62.9MB. Free memory is still 38.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 502.86ms. Allocated memory is still 81.8MB. Free memory was 57.0MB in the beginning and 41.4MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.29ms. Allocated memory is still 81.8MB. Free memory was 41.4MB in the beginning and 59.5MB in the end (delta: -18.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 82.02ms. Allocated memory is still 81.8MB. Free memory was 59.5MB in the beginning and 57.1MB in the end (delta: 2.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1106.84ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 52.4MB in the end (delta: 4.8MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * CodeCheck took 16.07ms. Allocated memory is still 81.8MB. Free memory was 52.4MB in the beginning and 51.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:04:36,267 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3d6da1c-37bb-4202-913a-e23b2b188a35/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported