./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --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 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:20:38,883 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:20:38,886 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:20:38,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:20:38,930 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:20:38,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:20:38,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:20:38,936 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:20:38,939 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:20:38,941 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:20:38,942 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:20:38,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:20:38,945 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:20:38,947 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:20:38,949 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:20:38,951 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:20:38,952 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:20:38,954 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:20:38,957 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:20:38,960 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:20:38,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:20:38,967 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:20:38,969 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:20:38,971 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:20:38,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:20:38,976 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:20:38,976 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:20:38,978 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:20:38,979 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:20:38,980 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:20:38,981 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:20:38,982 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:20:38,984 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:20:38,985 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:20:38,987 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:20:38,987 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:20:38,989 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:20:38,989 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:20:38,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:20:38,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:20:38,993 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:20:38,995 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-22 23:20:39,043 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:20:39,049 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:20:39,051 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:20:39,052 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:20:39,053 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:20:39,053 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:20:39,053 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:20:39,054 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:20:39,061 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-22 23:20:39,061 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:20:39,063 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:20:39,063 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:20:39,064 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:20:39,064 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:20:39,064 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:20:39,065 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-22 23:20:39,065 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:20:39,065 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:20:39,065 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:20:39,065 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:20:39,066 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:20:39,066 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:20:39,066 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:20:39,066 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:39,067 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:20:39,067 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:20:39,067 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:20:39,067 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:20:39,068 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:20:39,068 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:20:39,068 INFO L138 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_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 60f6803c5e3744d9299e1af81cd011414f5ac623b556345642fa85a1d93686e4 [2021-11-22 23:20:39,435 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:20:39,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:20:39,474 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:20:39,476 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:20:39,477 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:20:39,479 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2021-11-22 23:20:39,593 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/data/b0f891759/bdb581434c0f4bd5ba1c35a711b28abc/FLAG87f5aea68 [2021-11-22 23:20:40,224 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:20:40,230 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i [2021-11-22 23:20:40,248 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/data/b0f891759/bdb581434c0f4bd5ba1c35a711b28abc/FLAG87f5aea68 [2021-11-22 23:20:40,449 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/data/b0f891759/bdb581434c0f4bd5ba1c35a711b28abc [2021-11-22 23:20:40,452 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:20:40,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:20:40,462 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:40,462 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:20:40,466 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:20:40,467 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:40" (1/1) ... [2021-11-22 23:20:40,470 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c6e155c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:40, skipping insertion in model container [2021-11-22 23:20:40,470 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:20:40" (1/1) ... [2021-11-22 23:20:40,477 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:20:40,560 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:20:41,083 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2021-11-22 23:20:41,232 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:41,242 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:20:41,277 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/sv-benchmarks/c/uthash-2.0.2/uthash_JEN_test1-2.i[33021,33034] [2021-11-22 23:20:41,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:20:41,415 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:20:41,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41 WrapperNode [2021-11-22 23:20:41,418 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:20:41,420 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:41,420 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:20:41,421 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:20:41,430 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,528 INFO L137 Inliner]: procedures = 177, calls = 237, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 782 [2021-11-22 23:20:41,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:20:41,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:20:41,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:20:41,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:20:41,554 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,564 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,577 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,647 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,651 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,658 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:20:41,659 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:20:41,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:20:41,660 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:20:41,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:20:41" (1/1) ... [2021-11-22 23:20:41,668 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:20:41,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:20:41,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:20:41,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:20:41,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:20:41,741 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:20:41,741 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:20:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:20:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-22 23:20:41,742 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-22 23:20:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-22 23:20:41,742 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:20:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:20:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-22 23:20:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-22 23:20:41,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:20:41,744 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:20:41,745 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:20:41,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:20:42,024 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:20:42,026 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:20:43,015 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:20:43,505 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:20:43,505 INFO L301 CfgBuilder]: Removed 40 assume(true) statements. [2021-11-22 23:20:43,511 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:20:43 BoogieIcfgContainer [2021-11-22 23:20:43,512 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-22 23:20:43,513 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-22 23:20:43,513 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-22 23:20:43,525 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-22 23:20:43,526 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 11:20:43" (1/1) ... [2021-11-22 23:20:43,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-22 23:20:43,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:43,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2021-11-22 23:20:43,648 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2021-11-22 23:20:43,649 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-22 23:20:43,650 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:43,651 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:43,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:43,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:43,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:43,897 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 105 states and 175 transitions. [2021-11-22 23:20:44,075 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 175 transitions. [2021-11-22 23:20:44,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-22 23:20:44,075 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:44,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 174 transitions. [2021-11-22 23:20:44,142 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 174 transitions. [2021-11-22 23:20:44,143 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2021-11-22 23:20:44,143 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:44,226 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 104 states and 172 transitions. [2021-11-22 23:20:44,239 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 172 transitions. [2021-11-22 23:20:44,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2021-11-22 23:20:44,241 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:44,375 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 104 states and 168 transitions. [2021-11-22 23:20:44,387 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 168 transitions. [2021-11-22 23:20:44,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2021-11-22 23:20:44,393 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,393 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,479 INFO L263 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,483 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:44,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 104 states and 162 transitions. [2021-11-22 23:20:44,548 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 162 transitions. [2021-11-22 23:20:44,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2021-11-22 23:20:44,550 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,550 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,654 INFO L263 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:44,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:44,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:44,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 104 states and 156 transitions. [2021-11-22 23:20:44,831 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 156 transitions. [2021-11-22 23:20:44,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:20:44,833 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:44,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:44,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:44,913 INFO L263 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:44,916 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:45,034 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:45,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:45,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 128 states and 186 transitions. [2021-11-22 23:20:45,349 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 186 transitions. [2021-11-22 23:20:45,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-11-22 23:20:45,351 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:45,351 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:45,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:45,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:45,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:45,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 128 states and 184 transitions. [2021-11-22 23:20:45,494 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 184 transitions. [2021-11-22 23:20:45,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2021-11-22 23:20:45,496 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:45,496 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:45,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:45,612 INFO L263 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:45,626 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:45,737 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:46,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 153 states and 215 transitions. [2021-11-22 23:20:46,223 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 215 transitions. [2021-11-22 23:20:46,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-11-22 23:20:46,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,226 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,297 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:46,299 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:46,353 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:46,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 153 states and 213 transitions. [2021-11-22 23:20:46,360 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 213 transitions. [2021-11-22 23:20:46,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:20:46,362 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,362 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,438 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-22 23:20:46,439 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:46,483 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:46,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 153 states and 211 transitions. [2021-11-22 23:20:46,490 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 211 transitions. [2021-11-22 23:20:46,491 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2021-11-22 23:20:46,491 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,492 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,565 INFO L263 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:46,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:46,705 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:46,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:46,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 166 states and 226 transitions. [2021-11-22 23:20:46,857 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 226 transitions. [2021-11-22 23:20:46,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2021-11-22 23:20:46,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:46,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:46,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:46,952 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:46,958 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:47,051 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:47,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 169 states and 228 transitions. [2021-11-22 23:20:47,078 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 228 transitions. [2021-11-22 23:20:47,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-11-22 23:20:47,079 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,079 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,164 INFO L263 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:47,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:47,247 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:47,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 172 states and 230 transitions. [2021-11-22 23:20:47,284 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 230 transitions. [2021-11-22 23:20:47,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2021-11-22 23:20:47,284 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,285 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,369 INFO L263 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:47,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:47,506 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:47,519 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 175 states and 232 transitions. [2021-11-22 23:20:47,520 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 232 transitions. [2021-11-22 23:20:47,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-22 23:20:47,521 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,522 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:47,644 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:47,725 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:20:47,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 184 states and 242 transitions. [2021-11-22 23:20:47,760 INFO L276 IsEmpty]: Start isEmpty. Operand 184 states and 242 transitions. [2021-11-22 23:20:47,761 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-11-22 23:20:47,761 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,761 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:47,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:47,842 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-22 23:20:47,846 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:47,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:20:47,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:47,980 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-22 23:20:47,981 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-22 23:20:47,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:20:47,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:47,982 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,151 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-22 23:20:48,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:48,268 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:48,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:48,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 193 states and 252 transitions. [2021-11-22 23:20:48,321 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 252 transitions. [2021-11-22 23:20:48,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2021-11-22 23:20:48,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:48,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:48,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:48,559 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-22 23:20:48,561 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:48,663 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-22 23:20:48,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:48,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 195 states and 256 transitions. [2021-11-22 23:20:48,729 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 256 transitions. [2021-11-22 23:20:48,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2021-11-22 23:20:48,729 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:48,730 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:49,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:49,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 270 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-22 23:20:49,104 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:49,255 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-22 23:20:49,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:49,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 197 states and 260 transitions. [2021-11-22 23:20:49,504 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 260 transitions. [2021-11-22 23:20:49,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-22 23:20:49,505 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:49,505 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:49,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:49,814 INFO L263 TraceCheckSpWp]: Trace formula consists of 282 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:20:49,816 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:50,017 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-22 23:20:50,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:50,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-22 23:20:50,346 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-22 23:20:50,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:20:50,347 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:50,347 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:50,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:50,811 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-22 23:20:50,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:51,074 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 7 proven. 21 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-22 23:20:51,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:51,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 263 states to 199 states and 263 transitions. [2021-11-22 23:20:51,305 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 263 transitions. [2021-11-22 23:20:51,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-22 23:20:51,310 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:51,310 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:51,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:51,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-22 23:20:51,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:51,968 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 20 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:52,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:52,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 201 states and 266 transitions. [2021-11-22 23:20:52,190 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 266 transitions. [2021-11-22 23:20:52,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:52,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:52,191 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:52,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:52,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-22 23:20:52,480 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:20:53,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:53,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-22 23:20:53,526 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-22 23:20:53,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:53,527 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:53,528 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:53,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:53,717 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:20:53,723 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:54,050 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:20:54,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-22 23:20:54,227 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-22 23:20:54,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:54,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,229 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:54,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-22 23:20:54,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:54,591 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:20:54,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:54,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-22 23:20:54,600 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-22 23:20:54,601 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:54,601 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:54,602 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:54,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:54,861 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 19 conjunts are in the unsatisfiable core [2021-11-22 23:20:54,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:55,425 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 28 proven. 10 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-11-22 23:20:56,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:56,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 198 states and 262 transitions. [2021-11-22 23:20:56,103 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 262 transitions. [2021-11-22 23:20:56,104 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-22 23:20:56,104 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:56,104 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:56,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:56,270 INFO L263 TraceCheckSpWp]: Trace formula consists of 306 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-22 23:20:56,272 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:56,498 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 29 proven. 10 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:20:57,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:57,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-22 23:20:57,113 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-22 23:20:57,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:20:57,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:57,114 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:57,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:57,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 31 conjunts are in the unsatisfiable core [2021-11-22 23:20:57,682 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:58,026 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:58,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-22 23:20:58,410 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-22 23:20:58,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:20:58,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:58,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:59,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:59,026 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:20:59,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:59,315 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:59,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:59,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-22 23:20:59,325 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-22 23:20:59,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:20:59,326 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:59,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:20:59,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:20:59,736 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:20:59,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:20:59,966 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:20:59,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:20:59,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-22 23:20:59,973 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-22 23:20:59,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:20:59,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:20:59,974 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:00,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:00,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-22 23:21:00,653 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:00,767 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 9 proven. 55 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-22 23:21:00,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:00,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 200 states and 267 transitions. [2021-11-22 23:21:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 267 transitions. [2021-11-22 23:21:00,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-22 23:21:00,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:00,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:01,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:01,689 INFO L263 TraceCheckSpWp]: Trace formula consists of 318 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-22 23:21:01,690 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:01,889 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 40 proven. 15 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-11-22 23:21:02,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:02,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 270 transitions. [2021-11-22 23:21:02,272 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 270 transitions. [2021-11-22 23:21:02,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:21:02,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:02,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:02,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:02,637 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:21:02,639 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:03,095 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 10 proven. 78 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-11-22 23:21:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:03,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 202 states and 270 transitions. [2021-11-22 23:21:03,762 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 270 transitions. [2021-11-22 23:21:03,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-22 23:21:03,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:03,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:04,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:04,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 330 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-22 23:21:04,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:04,650 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 53 proven. 21 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-22 23:21:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:05,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2021-11-22 23:21:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2021-11-22 23:21:05,825 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:21:05,825 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:05,826 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:06,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:06,480 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 37 conjunts are in the unsatisfiable core [2021-11-22 23:21:06,482 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:07,186 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 11 proven. 105 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-11-22 23:21:07,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:07,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 204 states and 274 transitions. [2021-11-22 23:21:07,971 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 274 transitions. [2021-11-22 23:21:07,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-22 23:21:07,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:07,973 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:08,665 INFO L263 TraceCheckSpWp]: Trace formula consists of 342 conjuncts, 36 conjunts are in the unsatisfiable core [2021-11-22 23:21:08,671 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:08,984 INFO L134 CoverageAnalysis]: Checked inductivity of 124 backedges. 68 proven. 28 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-11-22 23:21:09,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:09,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 277 transitions. [2021-11-22 23:21:09,564 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 277 transitions. [2021-11-22 23:21:09,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:21:09,565 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:09,565 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:10,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:10,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-22 23:21:10,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:11,572 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:21:12,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:12,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 277 transitions. [2021-11-22 23:21:12,458 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 277 transitions. [2021-11-22 23:21:12,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:21:12,459 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:12,459 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:13,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:13,424 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-22 23:21:13,426 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:13,625 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 12 proven. 136 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-22 23:21:13,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:13,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 206 states and 277 transitions. [2021-11-22 23:21:13,634 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 277 transitions. [2021-11-22 23:21:13,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-22 23:21:13,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:13,635 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:14,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:14,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 354 conjuncts, 39 conjunts are in the unsatisfiable core [2021-11-22 23:21:14,921 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:15,079 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 85 proven. 36 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-11-22 23:21:15,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:15,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 208 states and 289 transitions. [2021-11-22 23:21:15,825 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 289 transitions. [2021-11-22 23:21:15,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:15,826 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:15,827 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:16,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:16,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-22 23:21:16,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:17,485 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 13 proven. 171 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-22 23:21:18,442 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:18,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 208 states and 289 transitions. [2021-11-22 23:21:18,444 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 289 transitions. [2021-11-22 23:21:18,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-22 23:21:18,445 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:18,445 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:19,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:19,066 INFO L263 TraceCheckSpWp]: Trace formula consists of 366 conjuncts, 43 conjunts are in the unsatisfiable core [2021-11-22 23:21:19,069 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:19,675 INFO L134 CoverageAnalysis]: Checked inductivity of 194 backedges. 104 proven. 45 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-22 23:21:20,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:20,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 210 states and 301 transitions. [2021-11-22 23:21:20,545 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 301 transitions. [2021-11-22 23:21:20,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-22 23:21:20,546 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:20,546 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:21,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:21,574 INFO L263 TraceCheckSpWp]: Trace formula consists of 378 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-22 23:21:21,576 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:22,333 INFO L134 CoverageAnalysis]: Checked inductivity of 235 backedges. 125 proven. 55 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-11-22 23:21:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:24,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 304 states to 212 states and 304 transitions. [2021-11-22 23:21:24,181 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 304 transitions. [2021-11-22 23:21:24,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-11-22 23:21:24,182 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:24,183 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:25,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:25,365 INFO L263 TraceCheckSpWp]: Trace formula consists of 390 conjuncts, 51 conjunts are in the unsatisfiable core [2021-11-22 23:21:25,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:26,375 INFO L134 CoverageAnalysis]: Checked inductivity of 280 backedges. 148 proven. 66 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2021-11-22 23:21:28,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:28,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 214 states and 318 transitions. [2021-11-22 23:21:28,683 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 318 transitions. [2021-11-22 23:21:28,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-11-22 23:21:28,685 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:28,685 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:31,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:31,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 402 conjuncts, 50 conjunts are in the unsatisfiable core [2021-11-22 23:21:31,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:32,927 INFO L134 CoverageAnalysis]: Checked inductivity of 329 backedges. 173 proven. 78 refuted. 0 times theorem prover too weak. 78 trivial. 0 not checked. [2021-11-22 23:21:37,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:37,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 216 states and 313 transitions. [2021-11-22 23:21:37,991 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 313 transitions. [2021-11-22 23:21:37,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:21:37,992 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:37,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:41,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-22 23:21:41,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 414 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-22 23:21:41,423 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-22 23:21:43,226 INFO L134 CoverageAnalysis]: Checked inductivity of 382 backedges. 199 proven. 91 refuted. 0 times theorem prover too weak. 92 trivial. 0 not checked. [2021-11-22 23:21:45,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-22 23:21:45,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 216 states and 313 transitions. [2021-11-22 23:21:45,666 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 313 transitions. [2021-11-22 23:21:45,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-22 23:21:45,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-22 23:21:45,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-22 23:21:55,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-22 23:21:55,808 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:487) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2021-11-22 23:21:55,812 INFO L158 Benchmark]: Toolchain (without parser) took 75357.61ms. Allocated memory was 90.2MB in the beginning and 197.1MB in the end (delta: 107.0MB). Free memory was 51.6MB in the beginning and 56.9MB in the end (delta: -5.3MB). Peak memory consumption was 102.9MB. Max. memory is 16.1GB. [2021-11-22 23:21:55,814 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 70.3MB in the beginning and 70.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:21:55,815 INFO L158 Benchmark]: CACSL2BoogieTranslator took 957.10ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 51.4MB in the beginning and 64.6MB in the end (delta: -13.2MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. [2021-11-22 23:21:55,815 INFO L158 Benchmark]: Boogie Procedure Inliner took 114.20ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 59.1MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-22 23:21:55,816 INFO L158 Benchmark]: Boogie Preprocessor took 124.22ms. Allocated memory is still 109.1MB. Free memory was 59.1MB in the beginning and 53.2MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-22 23:21:55,817 INFO L158 Benchmark]: RCFGBuilder took 1852.49ms. Allocated memory is still 109.1MB. Free memory was 53.2MB in the beginning and 62.8MB in the end (delta: -9.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. [2021-11-22 23:21:55,818 INFO L158 Benchmark]: CodeCheck took 72297.80ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 62.8MB in the beginning and 56.9MB in the end (delta: 6.0MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. [2021-11-22 23:21:55,822 INFO L339 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:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 90.2MB. Free memory was 70.3MB in the beginning and 70.2MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 957.10ms. Allocated memory was 90.2MB in the beginning and 109.1MB in the end (delta: 18.9MB). Free memory was 51.4MB in the beginning and 64.6MB in the end (delta: -13.2MB). Peak memory consumption was 6.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 114.20ms. Allocated memory is still 109.1MB. Free memory was 64.6MB in the beginning and 59.1MB in the end (delta: 5.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 124.22ms. Allocated memory is still 109.1MB. Free memory was 59.1MB in the beginning and 53.2MB in the end (delta: 5.9MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1852.49ms. Allocated memory is still 109.1MB. Free memory was 53.2MB in the beginning and 62.8MB in the end (delta: -9.6MB). Peak memory consumption was 21.7MB. Max. memory is 16.1GB. * CodeCheck took 72297.80ms. Allocated memory was 109.1MB in the beginning and 197.1MB in the end (delta: 88.1MB). Free memory was 62.8MB in the beginning and 56.9MB in the end (delta: 6.0MB). Peak memory consumption was 95.5MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:21:55,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/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 No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_054afaec-5213-4aeb-90b9-6595d7afca22/bin/ukojak-LBtLqBUTdQ/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown