./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.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_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/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_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/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_5f1ed633-e293-44ca-886d-99735a2f7064/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 c787ca3f5ef50a57f784051363b84589420330fab7f782436c3962ae2d911801 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:28,454 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:28,538 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:43:28,546 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:43:28,547 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:43:28,594 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:28,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:28,595 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:28,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:28,597 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:28,597 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:28,598 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:28,598 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:43:28,599 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:43:28,599 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:43:28,600 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:28,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:28,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:28,605 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:28,605 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:43:28,610 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:43:28,612 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:43:28,612 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:28,613 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:28,613 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:28,614 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:28,615 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:28,615 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:28,616 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:28,616 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:28,618 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:28,618 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:43:28,618 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:43:28,618 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:28,629 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_5f1ed633-e293-44ca-886d-99735a2f7064/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c787ca3f5ef50a57f784051363b84589420330fab7f782436c3962ae2d911801 [2023-11-11 23:43:28,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:28,971 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:28,975 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:28,977 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:28,977 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:28,979 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.c [2023-11-11 23:43:32,089 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:32,430 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:32,432 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.c [2023-11-11 23:43:32,458 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data/513d2c5fd/f84537eaf64048f5aa460bb9e1dfdb59/FLAG83628716e [2023-11-11 23:43:32,472 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data/513d2c5fd/f84537eaf64048f5aa460bb9e1dfdb59 [2023-11-11 23:43:32,475 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:32,476 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:32,478 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:32,478 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:32,484 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:32,485 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:32" (1/1) ... [2023-11-11 23:43:32,486 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@674f55b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:32, skipping insertion in model container [2023-11-11 23:43:32,486 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:32" (1/1) ... [2023-11-11 23:43:32,555 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:33,064 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:33,091 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:33,286 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:33,319 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:33,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33 WrapperNode [2023-11-11 23:43:33,320 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:33,322 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:33,322 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:33,322 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:33,332 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,378 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,457 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 944 [2023-11-11 23:43:33,458 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:33,459 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:33,459 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:33,459 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:33,469 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,470 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,484 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,484 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,565 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,580 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,596 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,601 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,614 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:33,619 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:33,619 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:33,620 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:33,621 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:33" (1/1) ... [2023-11-11 23:43:33,628 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:33,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:33,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:33,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:43:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:43:33,698 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:43:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:43:33,699 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:43:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:43:33,700 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:33,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:33,902 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:33,904 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:33,929 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:43:37,831 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-11 23:43:37,831 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-11 23:43:37,831 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:43:38,264 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:43:38,264 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:43:38,267 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:38 BoogieIcfgContainer [2023-11-11 23:43:38,268 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:43:38,269 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:43:38,269 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:43:38,279 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:43:38,280 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:43:38" (1/1) ... [2023-11-11 23:43:38,289 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:43:38,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:43:38,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-11-11 23:43:38,351 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-11-11 23:43:38,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:43:38,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:43:38,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:43:38,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:43:38,936 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-11 23:43:39,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-11 23:43:49,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-11 23:43:49,521 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) 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) [2023-11-11 23:43:49,525 INFO L158 Benchmark]: Toolchain (without parser) took 17048.03ms. Allocated memory was 111.1MB in the beginning and 180.4MB in the end (delta: 69.2MB). Free memory was 65.4MB in the beginning and 79.0MB in the end (delta: -13.6MB). Peak memory consumption was 58.3MB. Max. memory is 16.1GB. [2023-11-11 23:43:49,526 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 111.1MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:43:49,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 842.56ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 65.4MB in the beginning and 108.9MB in the end (delta: -43.5MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. [2023-11-11 23:43:49,531 INFO L158 Benchmark]: Boogie Procedure Inliner took 136.46ms. Allocated memory is still 148.9MB. Free memory was 108.9MB in the beginning and 103.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-11 23:43:49,532 INFO L158 Benchmark]: Boogie Preprocessor took 159.48ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 95.7MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-11 23:43:49,533 INFO L158 Benchmark]: RCFGBuilder took 4648.62ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 95.7MB in the beginning and 123.7MB in the end (delta: -28.1MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. [2023-11-11 23:43:49,536 INFO L158 Benchmark]: CodeCheck took 11255.18ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 79.0MB in the end (delta: 44.8MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2023-11-11 23:43:49,543 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:488) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 111.1MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 842.56ms. Allocated memory was 111.1MB in the beginning and 148.9MB in the end (delta: 37.7MB). Free memory was 65.4MB in the beginning and 108.9MB in the end (delta: -43.5MB). Peak memory consumption was 30.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 136.46ms. Allocated memory is still 148.9MB. Free memory was 108.9MB in the beginning and 103.3MB in the end (delta: 5.6MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 159.48ms. Allocated memory is still 148.9MB. Free memory was 103.3MB in the beginning and 95.7MB in the end (delta: 7.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4648.62ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 95.7MB in the beginning and 123.7MB in the end (delta: -28.1MB). Peak memory consumption was 49.8MB. Max. memory is 16.1GB. * CodeCheck took 11255.18ms. Allocated memory is still 180.4MB. Free memory was 123.7MB in the beginning and 79.0MB in the end (delta: 44.8MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:43:49,576 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/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_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/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_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/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_5f1ed633-e293-44ca-886d-99735a2f7064/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 c787ca3f5ef50a57f784051363b84589420330fab7f782436c3962ae2d911801 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:43:52,085 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:43:52,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:43:52,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:43:52,258 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:43:52,259 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:43:52,260 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:43:52,261 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:43:52,262 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:43:52,267 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:43:52,267 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:43:52,268 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:43:52,268 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:43:52,270 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:43:52,271 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:43:52,271 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:43:52,272 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:43:52,272 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:43:52,272 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:43:52,273 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:43:52,273 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:43:52,274 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:43:52,274 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:43:52,275 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:43:52,275 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:43:52,275 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:43:52,276 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:43:52,276 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:43:52,276 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:43:52,277 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:43:52,277 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:52,278 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:43:52,278 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:43:52,279 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:43:52,279 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:43:52,279 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:43:52,280 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:43:52,280 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:43:52,280 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:43:52,281 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_5f1ed633-e293-44ca-886d-99735a2f7064/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c787ca3f5ef50a57f784051363b84589420330fab7f782436c3962ae2d911801 [2023-11-11 23:43:52,767 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:43:52,798 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:43:52,803 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:43:52,805 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:43:52,805 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:43:52,807 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.c [2023-11-11 23:43:56,000 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:43:56,431 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:43:56,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/sv-benchmarks/c/openssl/s3_srvr.blast.14.i.cil-1.c [2023-11-11 23:43:56,467 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data/af71a4a00/ade70f2ed8fc473081d466e648c1a71a/FLAG775a96c76 [2023-11-11 23:43:56,488 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/data/af71a4a00/ade70f2ed8fc473081d466e648c1a71a [2023-11-11 23:43:56,494 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:43:56,496 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:43:56,502 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:56,502 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:43:56,507 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:43:56,507 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,508 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fb7da3a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:56, skipping insertion in model container [2023-11-11 23:43:56,508 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:43:56" (1/1) ... [2023-11-11 23:43:56,599 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:57,034 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:57,055 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-11 23:43:57,086 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:43:57,291 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:57,306 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:43:57,428 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:43:57,454 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:43:57,455 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57 WrapperNode [2023-11-11 23:43:57,455 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:43:57,456 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:57,456 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:43:57,456 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:43:57,464 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,581 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 822 [2023-11-11 23:43:57,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:43:57,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:43:57,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:43:57,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:43:57,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,612 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,656 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,664 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,667 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,672 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,687 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:43:57,689 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:43:57,689 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:43:57,689 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:43:57,690 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:43:57" (1/1) ... [2023-11-11 23:43:57,697 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:43:57,709 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:43:57,722 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:43:57,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:43:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:43:57,772 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:43:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:43:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:43:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:43:57,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-11 23:43:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:43:57,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:43:57,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:43:58,013 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:43:58,015 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:43:58,047 WARN L817 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-11 23:44:17,228 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-11 23:44:17,228 INFO L770 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-11 23:44:17,229 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:44:17,662 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:44:17,662 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-11 23:44:17,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:17 BoogieIcfgContainer [2023-11-11 23:44:17,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:44:17,666 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:44:17,666 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:44:17,677 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:44:17,677 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:44:17" (1/1) ... [2023-11-11 23:44:17,687 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:44:17,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:17,744 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 135 states and 217 transitions. [2023-11-11 23:44:17,745 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 217 transitions. [2023-11-11 23:44:17,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-11 23:44:17,748 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:17,748 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:17,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:44:17,752 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:44:17,758 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-11 23:44:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:18,451 ERROR L594 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-11 23:44:18,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:44:18,984 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-11 23:44:18,989 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-11 23:44:19,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:44:19,024 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-11 23:44:29,070 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-11 23:44:29,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:44:29,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 134 states and 216 transitions. [2023-11-11 23:44:29,104 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 216 transitions. [2023-11-11 23:44:29,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-11 23:44:29,104 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:44:29,105 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-11 23:44:29,105 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 [2023-11-11 23:44:29,106 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-11 23:44:29,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f1ed633-e293-44ca-886d-99735a2f7064/bin/ukojak-verify-0OAaufAVZV/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process