./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc 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_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da5766c1ca12341f0994689f6bf08ae5600fa9a989c5b43eb2692fd9555b0295 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:00,266 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:00,357 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 23:12:00,364 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:12:00,365 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:12:00,395 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:00,396 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:00,397 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:00,398 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:00,399 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:00,400 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:00,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:00,402 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:00,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:12:00,403 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:00,404 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:00,405 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:00,405 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:00,406 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:00,407 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:00,408 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:00,409 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:00,409 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:00,410 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:00,410 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:00,411 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:00,412 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:00,412 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:00,413 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:00,413 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:00,414 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:00,415 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:00,415 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:12:00,416 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:12:00,416 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:00,417 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_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da5766c1ca12341f0994689f6bf08ae5600fa9a989c5b43eb2692fd9555b0295 [2023-11-24 23:12:00,776 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:00,803 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:00,806 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:00,808 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:00,809 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:00,811 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c [2023-11-24 23:12:04,456 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:04,838 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:04,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c [2023-11-24 23:12:04,865 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data/d799e2710/f9e5789d09b6476a92c1c3ec408d7694/FLAG43b4b2b55 [2023-11-24 23:12:04,882 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data/d799e2710/f9e5789d09b6476a92c1c3ec408d7694 [2023-11-24 23:12:04,885 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:04,887 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:04,888 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:04,889 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:04,894 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:04,895 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,896 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c3f5b0f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:04, skipping insertion in model container [2023-11-24 23:12:04,897 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:04" (1/1) ... [2023-11-24 23:12:04,977 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:05,566 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:05,590 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:05,812 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:05,847 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:05,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05 WrapperNode [2023-11-24 23:12:05,848 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:05,849 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:05,850 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:05,850 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:05,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:05,905 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:05,989 INFO L138 Inliner]: procedures = 31, calls = 218, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 848 [2023-11-24 23:12:05,990 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:05,990 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:05,991 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:05,991 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:06,006 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,007 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,025 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,040 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,133 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,141 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,145 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,170 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,178 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:06,179 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:06,179 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:06,180 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:06,181 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:05" (1/1) ... [2023-11-24 23:12:06,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:06,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:06,218 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:06,244 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:06,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:12:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:12:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:12:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:12:06,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:12:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:06,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:06,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:06,465 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:06,468 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:06,493 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 23:12:10,446 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##97: assume !false; [2023-11-24 23:12:10,446 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##96: assume false; [2023-11-24 23:12:10,446 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:10,924 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:10,924 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:12:10,926 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:10 BoogieIcfgContainer [2023-11-24 23:12:10,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:10,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:10,928 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:10,941 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:10,943 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:10" (1/1) ... [2023-11-24 23:12:10,957 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:11,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:11,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 111 states and 174 transitions. [2023-11-24 23:12:11,052 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2023-11-24 23:12:11,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:12:11,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:11,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:12:12,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:12,172 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:12:12,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:12:22,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 23:12:22,961 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) [2023-11-24 23:12:22,966 INFO L158 Benchmark]: Toolchain (without parser) took 18078.50ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 149.7MB in the beginning and 109.3MB in the end (delta: 40.5MB). Peak memory consumption was 81.9MB. Max. memory is 16.1GB. [2023-11-24 23:12:22,967 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 151.0MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:12:22,968 INFO L158 Benchmark]: CACSL2BoogieTranslator took 960.31ms. Allocated memory is still 190.8MB. Free memory was 149.7MB in the beginning and 118.3MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 23:12:22,969 INFO L158 Benchmark]: Boogie Procedure Inliner took 140.33ms. Allocated memory is still 190.8MB. Free memory was 118.3MB in the beginning and 113.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:12:22,969 INFO L158 Benchmark]: Boogie Preprocessor took 187.79ms. Allocated memory is still 190.8MB. Free memory was 113.6MB in the beginning and 106.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 23:12:22,970 INFO L158 Benchmark]: RCFGBuilder took 4747.96ms. Allocated memory is still 190.8MB. Free memory was 105.8MB in the beginning and 131.9MB in the end (delta: -26.1MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. [2023-11-24 23:12:22,971 INFO L158 Benchmark]: CodeCheck took 12036.39ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 131.9MB in the beginning and 109.3MB in the end (delta: 22.6MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. [2023-11-24 23:12:22,976 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 0.39ms. Allocated memory is still 151.0MB. Free memory is still 93.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 960.31ms. Allocated memory is still 190.8MB. Free memory was 149.7MB in the beginning and 118.3MB in the end (delta: 31.4MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 140.33ms. Allocated memory is still 190.8MB. Free memory was 118.3MB in the beginning and 113.6MB in the end (delta: 4.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 187.79ms. Allocated memory is still 190.8MB. Free memory was 113.6MB in the beginning and 106.5MB in the end (delta: 7.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4747.96ms. Allocated memory is still 190.8MB. Free memory was 105.8MB in the beginning and 131.9MB in the end (delta: -26.1MB). Peak memory consumption was 46.7MB. Max. memory is 16.1GB. * CodeCheck took 12036.39ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 131.9MB in the beginning and 109.3MB in the end (delta: 22.6MB). Peak memory consumption was 62.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:12:23,017 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da5766c1ca12341f0994689f6bf08ae5600fa9a989c5b43eb2692fd9555b0295 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:12:26,220 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:12:26,383 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 23:12:26,446 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:12:26,448 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:12:26,449 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:12:26,450 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:12:26,451 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:12:26,453 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:12:26,458 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:12:26,459 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:12:26,459 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:12:26,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:12:26,462 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:12:26,463 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:12:26,463 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:12:26,464 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:12:26,464 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:12:26,465 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 23:12:26,466 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:12:26,467 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:12:26,467 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:12:26,468 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:12:26,468 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:12:26,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:12:26,470 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:12:26,470 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:12:26,471 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:26,471 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:26,472 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:12:26,473 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:26,474 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:12:26,474 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:12:26,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:12:26,475 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:12:26,475 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:26,475 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:12:26,476 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:12:26,476 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:12:26,477 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_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da5766c1ca12341f0994689f6bf08ae5600fa9a989c5b43eb2692fd9555b0295 [2023-11-24 23:12:26,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:12:27,013 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:12:27,015 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:12:27,017 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:12:27,018 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:12:27,019 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c [2023-11-24 23:12:30,158 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:12:30,559 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:12:30,560 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/sv-benchmarks/c/openssl/s3_clnt.blast.03.i.cil-2.c [2023-11-24 23:12:30,591 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data/8fe4b087c/0b7e6cf399e74d93aece457613b37e5c/FLAGa58e70e8e [2023-11-24 23:12:30,609 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/data/8fe4b087c/0b7e6cf399e74d93aece457613b37e5c [2023-11-24 23:12:30,613 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:12:30,615 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:12:30,617 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:30,617 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:12:30,624 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:12:30,625 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:30" (1/1) ... [2023-11-24 23:12:30,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fe598dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:30, skipping insertion in model container [2023-11-24 23:12:30,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:12:30" (1/1) ... [2023-11-24 23:12:30,703 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:31,393 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:31,439 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:12:31,456 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:12:31,572 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:31,579 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:12:31,766 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:12:31,802 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:12:31,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31 WrapperNode [2023-11-24 23:12:31,803 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:12:31,804 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:31,805 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:12:31,805 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:12:31,814 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:31,866 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:31,974 INFO L138 Inliner]: procedures = 35, calls = 218, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 736 [2023-11-24 23:12:31,975 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:12:31,976 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:12:31,977 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:12:31,977 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:12:31,990 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:31,990 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,021 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,022 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,095 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,141 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,149 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:12:32,150 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:12:32,150 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:12:32,150 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:12:32,152 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:12:31" (1/1) ... [2023-11-24 23:12:32,159 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:12:32,176 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:12:32,193 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:12:32,212 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:12:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:12:32,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:12:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 23:12:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:12:32,241 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 23:12:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:12:32,242 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:12:32,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:12:32,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:12:32,462 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:12:32,465 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:12:32,489 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 23:12:49,270 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2023-11-24 23:12:49,271 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2023-11-24 23:12:49,271 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:12:49,629 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:12:49,629 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:12:49,631 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:49 BoogieIcfgContainer [2023-11-24 23:12:49,631 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:12:49,632 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:12:49,632 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:12:49,641 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:12:49,642 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:12:49" (1/1) ... [2023-11-24 23:12:49,652 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:12:49,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:12:49,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 111 states and 174 transitions. [2023-11-24 23:12:49,724 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 174 transitions. [2023-11-24 23:12:49,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 23:12:49,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:12:49,727 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:12:49,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:12:49,732 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:12:49,744 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:12:50,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:50,489 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:12:51,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:12:51,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 23:12:51,049 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 23:12:51,082 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-24 23:12:51,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0 [2023-11-24 23:13:01,144 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-24 23:13:01,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:13:01,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 110 states and 173 transitions. [2023-11-24 23:13:01,180 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 173 transitions. [2023-11-24 23:13:01,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-24 23:13:01,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:13:01,181 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:13:01,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:13:01,182 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:13:01,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_997e41e1-665d-400b-902e-0ca2b5b0246d/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process