./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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 7b66a12741a993de3de45354c2fb746af1f1a44b9ceb94bb607376650a8088af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:56:36,858 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:56:36,967 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-24 22:56:36,975 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:56:36,976 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:56:37,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:56:37,019 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:56:37,019 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:56:37,020 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:56:37,025 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:56:37,025 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:56:37,026 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:56:37,026 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:56:37,028 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:56:37,028 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:56:37,030 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:56:37,030 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:56:37,031 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:56:37,031 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:56:37,032 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:56:37,032 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:56:37,033 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:56:37,033 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:56:37,033 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:56:37,034 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:56:37,035 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:56:37,035 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:56:37,036 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:56:37,036 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:37,037 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:56:37,038 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:56:37,038 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:56:37,038 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:56:37,039 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:56:37,039 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:56:37,039 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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b66a12741a993de3de45354c2fb746af1f1a44b9ceb94bb607376650a8088af [2023-11-24 22:56:37,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:56:37,319 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:56:37,322 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:56:37,323 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:56:37,324 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:56:37,325 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.c [2023-11-24 22:56:40,496 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:56:40,884 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:56:40,885 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.c [2023-11-24 22:56:40,924 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data/d80b3fcc9/5d333a2d72af4280b5db6d2300968196/FLAG427ca12e7 [2023-11-24 22:56:40,941 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data/d80b3fcc9/5d333a2d72af4280b5db6d2300968196 [2023-11-24 22:56:40,947 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:56:40,949 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:56:40,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:40,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:56:40,960 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:56:40,961 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:40" (1/1) ... [2023-11-24 22:56:40,962 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a1db107 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:40, skipping insertion in model container [2023-11-24 22:56:40,962 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:56:40" (1/1) ... [2023-11-24 22:56:41,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:56:41,526 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:41,543 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:56:41,746 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:56:41,769 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:56:41,769 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41 WrapperNode [2023-11-24 22:56:41,769 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:56:41,771 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:41,771 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:56:41,771 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:56:41,779 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,804 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,865 INFO L138 Inliner]: procedures = 31, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 932 [2023-11-24 22:56:41,866 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:56:41,867 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:56:41,867 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:56:41,867 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:56:41,880 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,883 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,902 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,903 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:41,989 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:42,010 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:42,013 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:42,018 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:42,034 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:56:42,035 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:56:42,040 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:56:42,040 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:56:42,041 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:56:41" (1/1) ... [2023-11-24 22:56:42,047 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:56:42,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:56:42,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:56:42,097 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:56:42,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:56:42,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:56:42,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:56:42,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:56:42,125 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:56:42,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:56:42,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:56:42,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:56:42,126 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:56:42,359 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:56:42,361 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:56:42,382 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:56:46,478 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##103: assume !false; [2023-11-24 22:56:46,479 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##102: assume false; [2023-11-24 22:56:46,479 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:56:46,839 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:56:46,839 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:56:46,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:46 BoogieIcfgContainer [2023-11-24 22:56:46,842 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:56:46,843 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:56:46,843 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:56:46,852 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:56:46,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:56:46" (1/1) ... [2023-11-24 22:56:46,864 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:56:46,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:56:46,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2023-11-24 22:56:46,930 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2023-11-24 22:56:46,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:56:46,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:56:46,933 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:56:47,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:47,886 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:56:48,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 22:56:53,426 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 22:57:03,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2023-11-24 22:57:03,516 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 22:57:03,523 INFO L158 Benchmark]: Toolchain (without parser) took 22570.18ms. Allocated memory was 165.7MB in the beginning and 211.8MB in the end (delta: 46.1MB). Free memory was 118.5MB in the beginning and 110.8MB in the end (delta: 7.7MB). Peak memory consumption was 55.7MB. Max. memory is 16.1GB. [2023-11-24 22:57:03,524 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 127.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:03,525 INFO L158 Benchmark]: CACSL2BoogieTranslator took 815.87ms. Allocated memory is still 165.7MB. Free memory was 118.1MB in the beginning and 125.5MB in the end (delta: -7.4MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-24 22:57:03,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.32ms. Allocated memory is still 165.7MB. Free memory was 125.5MB in the beginning and 120.1MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 22:57:03,530 INFO L158 Benchmark]: Boogie Preprocessor took 167.40ms. Allocated memory is still 165.7MB. Free memory was 120.1MB in the beginning and 112.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-24 22:57:03,531 INFO L158 Benchmark]: RCFGBuilder took 4807.07ms. Allocated memory is still 165.7MB. Free memory was 112.0MB in the beginning and 63.3MB in the end (delta: 48.6MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. [2023-11-24 22:57:03,532 INFO L158 Benchmark]: CodeCheck took 16676.18ms. Allocated memory was 165.7MB in the beginning and 211.8MB in the end (delta: 46.1MB). Free memory was 63.3MB in the beginning and 110.8MB in the end (delta: -47.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:57:03,536 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 0.20ms. Allocated memory is still 127.9MB. Free memory is still 74.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 815.87ms. Allocated memory is still 165.7MB. Free memory was 118.1MB in the beginning and 125.5MB in the end (delta: -7.4MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.32ms. Allocated memory is still 165.7MB. Free memory was 125.5MB in the beginning and 120.1MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.40ms. Allocated memory is still 165.7MB. Free memory was 120.1MB in the beginning and 112.0MB in the end (delta: 8.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4807.07ms. Allocated memory is still 165.7MB. Free memory was 112.0MB in the beginning and 63.3MB in the end (delta: 48.6MB). Peak memory consumption was 66.3MB. Max. memory is 16.1GB. * CodeCheck took 16676.18ms. Allocated memory was 165.7MB in the beginning and 211.8MB in the end (delta: 46.1MB). Free memory was 63.3MB in the beginning and 110.8MB in the end (delta: -47.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:57:03,563 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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 7b66a12741a993de3de45354c2fb746af1f1a44b9ceb94bb607376650a8088af --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:57:06,291 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:57:06,419 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-24 22:57:06,484 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:57:06,485 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:57:06,486 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:57:06,487 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:57:06,488 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:57:06,489 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:57:06,494 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:57:06,495 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:57:06,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:57:06,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:57:06,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:57:06,499 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:57:06,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:57:06,500 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:57:06,500 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:57:06,501 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-24 22:57:06,501 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:57:06,502 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:57:06,502 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:57:06,503 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:57:06,503 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:57:06,504 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:57:06,504 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:57:06,505 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:57:06,505 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:06,506 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:06,506 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:57:06,508 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:06,508 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:57:06,508 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:57:06,509 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:57:06,509 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:57:06,509 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:06,510 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:57:06,510 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:57:06,510 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:57:06,511 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_4a5c9f55-edfa-4058-af7c-a241e47ce35a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7b66a12741a993de3de45354c2fb746af1f1a44b9ceb94bb607376650a8088af [2023-11-24 22:57:06,969 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:57:07,004 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:57:07,007 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:57:07,009 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:57:07,009 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:57:07,011 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.c [2023-11-24 22:57:10,249 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:57:10,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:57:10,654 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/sv-benchmarks/c/openssl/s3_srvr.blast.09.i.cil-1.c [2023-11-24 22:57:10,700 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data/88cd205ce/d3ab9b9f66db4ce384f2c595542aed06/FLAGe69331161 [2023-11-24 22:57:10,714 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/data/88cd205ce/d3ab9b9f66db4ce384f2c595542aed06 [2023-11-24 22:57:10,717 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:57:10,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:57:10,722 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:10,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:57:10,728 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:57:10,729 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:10" (1/1) ... [2023-11-24 22:57:10,730 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ee77731 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:10, skipping insertion in model container [2023-11-24 22:57:10,730 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:57:10" (1/1) ... [2023-11-24 22:57:10,807 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:11,398 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:11,424 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 22:57:11,466 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:57:11,614 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:11,632 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:57:11,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:57:11,788 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:57:11,791 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11 WrapperNode [2023-11-24 22:57:11,791 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:57:11,792 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:11,792 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:57:11,793 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:57:11,801 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,835 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,907 INFO L138 Inliner]: procedures = 35, calls = 224, calls flagged for inlining = 8, calls inlined = 4, statements flattened = 810 [2023-11-24 22:57:11,907 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:57:11,908 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:57:11,908 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:57:11,908 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:57:11,917 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,918 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,929 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,930 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,974 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,981 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,986 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:11,991 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:12,000 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:57:12,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:57:12,001 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:57:12,001 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:57:12,002 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:57:11" (1/1) ... [2023-11-24 22:57:12,007 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:57:12,023 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:57:12,074 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:57:12,100 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:57:12,123 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:57:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:57:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:57:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:57:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:57:12,124 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:57:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:57:12,125 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:57:12,125 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:57:12,332 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:57:12,334 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:57:12,357 WARN L821 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2023-11-24 22:57:31,926 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2023-11-24 22:57:31,926 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2023-11-24 22:57:31,927 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:57:32,309 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:57:32,309 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:57:32,311 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:32 BoogieIcfgContainer [2023-11-24 22:57:32,312 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:57:32,313 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:57:32,313 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:57:32,347 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:57:32,347 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:57:32" (1/1) ... [2023-11-24 22:57:32,359 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:57:32,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:57:32,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2023-11-24 22:57:32,432 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2023-11-24 22:57:32,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-11-24 22:57:32,435 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:57:32,436 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 22:57:32,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 22:57:32,441 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 22:57:32,449 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 22:57:33,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,262 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 22:57:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:57:33,868 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-24 22:57:33,874 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-24 22:57:33,898 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 22:57:33,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4a5c9f55-edfa-4058-af7c-a241e47ce35a/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Forceful destruction successful, exit code 0