./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN --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 c24ad121bcc9573550d02da9627a07166858762ae4177dec26b10c884148a83b --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:36:25,559 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:36:25,562 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:36:25,607 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:36:25,608 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:36:25,612 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:36:25,615 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:36:25,619 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:36:25,622 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:36:25,627 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:36:25,628 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:36:25,630 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:36:25,631 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:36:25,633 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:36:25,636 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:36:25,638 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:36:25,640 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:36:25,641 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:36:25,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:36:25,649 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:36:25,650 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:36:25,652 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:36:25,653 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:36:25,654 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:36:25,658 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:36:25,658 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:36:25,658 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:36:25,659 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:36:25,660 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:36:25,661 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:36:25,662 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:36:25,663 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:36:25,663 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:36:25,664 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:36:25,665 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:36:25,666 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:36:25,666 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:36:25,667 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:36:25,667 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:36:25,668 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:36:25,669 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:36:25,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 06:36:25,691 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:36:25,692 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:36:25,693 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:36:25,693 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:36:25,694 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:36:25,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:36:25,694 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:36:25,694 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:36:25,695 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 06:36:25,695 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:36:25,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:36:25,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:36:25,696 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:36:25,696 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:36:25,696 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:36:25,696 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 06:36:25,697 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:36:25,697 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:36:25,697 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:36:25,697 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:36:25,698 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:36:25,698 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:36:25,698 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:36:25,698 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:36:25,699 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:36:25,699 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:36:25,699 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:36:25,699 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:36:25,700 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:36:25,700 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:36:25,700 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_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c24ad121bcc9573550d02da9627a07166858762ae4177dec26b10c884148a83b [2021-11-21 06:36:26,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:36:26,041 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:36:26,044 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:36:26,046 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:36:26,047 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:36:26,048 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i [2021-11-21 06:36:26,119 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/data/236aba9a8/9dea38a8ef2a4cf198a8ba58f1c7fefe/FLAGaae3e8443 [2021-11-21 06:36:26,725 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:36:26,726 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i [2021-11-21 06:36:26,759 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/data/236aba9a8/9dea38a8ef2a4cf198a8ba58f1c7fefe/FLAGaae3e8443 [2021-11-21 06:36:26,976 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/data/236aba9a8/9dea38a8ef2a4cf198a8ba58f1c7fefe [2021-11-21 06:36:26,979 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:36:26,980 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:36:26,985 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:36:26,985 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:36:26,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:36:26,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:26" (1/1) ... [2021-11-21 06:36:26,991 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c292adf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:26, skipping insertion in model container [2021-11-21 06:36:26,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:36:26" (1/1) ... [2021-11-21 06:36:26,998 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:36:27,083 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:36:27,599 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_8613eacf-6ac5-4959-b56c-ec6413587cf7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i[33021,33034] [2021-11-21 06:36:27,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:36:27,799 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:36:27,827 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_8613eacf-6ac5-4959-b56c-ec6413587cf7/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-3.i[33021,33034] [2021-11-21 06:36:27,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:36:27,944 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:36:27,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27 WrapperNode [2021-11-21 06:36:27,946 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:36:27,947 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:36:27,948 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:36:27,948 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:36:27,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,025 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,145 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-21 06:36:28,146 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:36:28,147 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:36:28,147 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:36:28,147 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:36:28,155 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,155 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,168 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,237 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,264 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,270 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,283 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:36:28,284 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:36:28,285 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:36:28,285 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:36:28,286 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:36:27" (1/1) ... [2021-11-21 06:36:28,293 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:36:28,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:36:28,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:36:28,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:36:28,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 06:36:28,408 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 06:36:28,408 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 06:36:28,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 06:36:28,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 06:36:28,409 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 06:36:28,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 06:36:28,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:36:28,409 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:36:28,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 06:36:28,410 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 06:36:28,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:36:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:36:28,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:36:28,411 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:36:28,741 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:36:28,743 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:36:29,974 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:36:30,455 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:36:30,455 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-21 06:36:30,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:30 BoogieIcfgContainer [2021-11-21 06:36:30,460 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:36:30,461 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:36:30,461 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:36:30,471 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:36:30,472 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:36:30" (1/1) ... [2021-11-21 06:36:30,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:36:30,577 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:30,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-21 06:36:30,589 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-21 06:36:30,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 06:36:30,591 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:30,592 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:30,787 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:30,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:30,824 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:30,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:30,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-21 06:36:30,876 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-21 06:36:30,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 06:36:30,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:30,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:30,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:30,963 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:30,965 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:30,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:30,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:30,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-21 06:36:30,986 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-21 06:36:30,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 06:36:30,987 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:30,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,094 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:31,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:31,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:31,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:31,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-21 06:36:31,128 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-21 06:36:31,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 06:36:31,134 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:31,134 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,249 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:31,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:31,293 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:31,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:31,303 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-21 06:36:31,303 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-21 06:36:31,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 06:36:31,306 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:31,307 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,388 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:31,392 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:31,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:31,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:31,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-21 06:36:31,449 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-21 06:36:31,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 06:36:31,451 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:31,452 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,563 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:31,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:31,660 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:31,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:31,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-21 06:36:31,782 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-21 06:36:31,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:31,784 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:31,784 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:31,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:31,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:31,963 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:32,117 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:32,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:32,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-21 06:36:32,687 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-21 06:36:32,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:32,690 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:32,690 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:32,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:32,816 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:32,823 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:32,923 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:32,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:32,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-21 06:36:32,931 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-21 06:36:32,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 06:36:32,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:32,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:33,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:33,043 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:33,046 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:33,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:33,153 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:33,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-21 06:36:33,155 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-21 06:36:33,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 06:36:33,159 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:33,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:33,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:33,293 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:33,300 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:33,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:33,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:33,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-21 06:36:33,989 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-21 06:36:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:33,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:33,991 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:34,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:34,103 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:34,105 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:34,184 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:34,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:34,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-21 06:36:34,194 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-21 06:36:34,196 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 06:36:34,196 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:34,197 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:34,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:34,304 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:34,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:34,387 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:34,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:34,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-21 06:36:34,398 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-21 06:36:34,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:36:34,399 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:34,399 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:34,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:34,526 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:34,528 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:34,608 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:34,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:34,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-21 06:36:34,619 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-21 06:36:34,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:36:34,621 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:34,621 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:34,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:34,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:34,839 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:34,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:34,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-21 06:36:34,848 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-21 06:36:34,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 06:36:34,850 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:34,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:34,973 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:34,976 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:35,222 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:35,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:35,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-21 06:36:35,612 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-21 06:36:35,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:36:35,613 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:35,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:35,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:35,739 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:35,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:35,875 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:36:35,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:35,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-21 06:36:35,908 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-21 06:36:35,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:36:35,909 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:35,910 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:36,022 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:36,024 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:36,104 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:36,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:36,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-21 06:36:36,235 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-21 06:36:36,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 06:36:36,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:36,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:36,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:36,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:36,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:36,513 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:36:36,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:36,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-21 06:36:36,567 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-21 06:36:36,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:36:36,568 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:36,568 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:36,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:36,700 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:36,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:36,819 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:36:36,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:36,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-21 06:36:36,880 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-21 06:36:36,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 06:36:36,882 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:36,882 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:36,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:36,987 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:36,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:37,110 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:36:37,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:37,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-21 06:36:37,153 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-21 06:36:37,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:37,155 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:37,155 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:37,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:37,271 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:37,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:37,529 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:36:37,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:37,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-21 06:36:37,557 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-21 06:36:37,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 06:36:37,558 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:37,558 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:37,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:37,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:37,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:37,902 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-11-21 06:36:37,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:37,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-21 06:36:37,929 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-21 06:36:37,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 06:36:37,930 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:37,930 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:38,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:38,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:38,051 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:38,142 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:38,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 06:36:38,163 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 06:36:38,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 06:36:38,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:38,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:38,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:38,289 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:38,292 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:38,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:38,767 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:38,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-21 06:36:38,769 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-21 06:36:38,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:36:38,770 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:38,771 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:38,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:38,890 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:38,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:39,030 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:36:39,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:39,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-21 06:36:39,074 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-21 06:36:39,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:36:39,078 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:39,078 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:39,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:39,198 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:39,201 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:39,343 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:36:39,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:39,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-21 06:36:39,394 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-21 06:36:39,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 06:36:39,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:39,396 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:39,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:39,509 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:39,511 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:39,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:39,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:39,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-21 06:36:39,962 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-21 06:36:39,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:36:39,963 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:39,964 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:40,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:40,077 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:40,079 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:40,230 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:36:40,296 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:40,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-21 06:36:40,299 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-21 06:36:40,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 06:36:40,302 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:40,303 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:40,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:40,435 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:40,438 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:36:40,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:40,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-21 06:36:40,655 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-21 06:36:40,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:36:40,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:40,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:40,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:40,794 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:40,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:41,043 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-21 06:36:41,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:41,442 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-21 06:36:41,442 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-21 06:36:41,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 06:36:41,443 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:41,444 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:41,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:41,568 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:41,578 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:41,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-11-21 06:36:42,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:42,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-21 06:36:42,101 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-21 06:36:42,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:36:42,106 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:42,106 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:42,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:42,239 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:42,241 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:36:42,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:42,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-21 06:36:42,563 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-21 06:36:42,564 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 06:36:42,564 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:42,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:42,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:42,697 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:42,701 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:42,982 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-11-21 06:36:43,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:43,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-21 06:36:43,027 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-21 06:36:43,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 06:36:43,028 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:43,029 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:43,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:43,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:43,166 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:43,339 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:36:43,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:43,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 06:36:43,358 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 06:36:43,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:36:43,359 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:43,359 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:43,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:43,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 06:36:43,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:44,130 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-11-21 06:36:44,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:44,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 06:36:44,194 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 06:36:44,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 06:36:44,195 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:44,195 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:44,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:44,607 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 06:36:44,610 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:44,741 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-21 06:36:44,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:44,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-21 06:36:44,835 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-21 06:36:44,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 06:36:44,836 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:44,836 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:44,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:44,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:44,977 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:45,182 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-11-21 06:36:45,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:45,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-21 06:36:45,767 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-21 06:36:45,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 06:36:45,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:45,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:50,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:50,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 06:36:50,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:50,477 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 1 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-11-21 06:36:50,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:50,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 513 transitions. [2021-11-21 06:36:50,904 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 513 transitions. [2021-11-21 06:36:50,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:36:50,906 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:50,906 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:51,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:51,054 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:36:51,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:51,616 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-11-21 06:36:53,044 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 06:36:53,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:53,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 400 states and 515 transitions. [2021-11-21 06:36:53,087 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 515 transitions. [2021-11-21 06:36:53,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 06:36:53,089 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:53,089 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:53,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:53,243 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 06:36:53,246 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:53,408 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-11-21 06:36:53,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:53,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 400 states and 513 transitions. [2021-11-21 06:36:53,432 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2021-11-21 06:36:53,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 06:36:53,435 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:53,435 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:53,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:53,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:53,613 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:53,873 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-11-21 06:36:55,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:55,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 403 states and 515 transitions. [2021-11-21 06:36:55,574 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 515 transitions. [2021-11-21 06:36:55,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 06:36:55,575 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:55,575 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:57,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:57,204 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 06:36:57,206 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:57,574 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 35 proven. 3 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2021-11-21 06:36:58,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:58,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 405 states and 520 transitions. [2021-11-21 06:36:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 520 transitions. [2021-11-21 06:36:58,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 06:36:58,096 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:58,096 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:36:58,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:36:58,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 06:36:58,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:36:58,570 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-11-21 06:36:59,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:36:59,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 408 states and 522 transitions. [2021-11-21 06:36:59,380 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2021-11-21 06:36:59,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 06:36:59,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:36:59,381 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:00,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:00,655 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 06:37:00,657 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:01,031 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 56 proven. 6 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-11-21 06:37:01,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:01,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 410 states and 525 transitions. [2021-11-21 06:37:01,625 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2021-11-21 06:37:01,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 06:37:01,626 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:01,626 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:01,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:01,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 06:37:01,791 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:02,383 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2021-11-21 06:37:03,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:03,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2021-11-21 06:37:03,069 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2021-11-21 06:37:03,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:37:03,070 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:03,071 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:03,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:03,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 06:37:03,727 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:04,247 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 10 refuted. 0 times theorem prover too weak. 114 trivial. 0 not checked. [2021-11-21 06:37:05,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:05,022 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 410 states and 523 transitions. [2021-11-21 06:37:05,022 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2021-11-21 06:37:05,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 06:37:05,023 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:05,023 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:08,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:08,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 06:37:08,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:09,578 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 83 proven. 10 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-11-21 06:37:11,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:11,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 06:37:11,555 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 06:37:11,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:37:11,556 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:11,556 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:12,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:12,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 06:37:12,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:13,976 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 164 proven. 55 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-11-21 06:37:15,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:15,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 06:37:15,470 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 06:37:15,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:37:15,471 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:15,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:18,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 06:37:18,661 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:19,114 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 161 proven. 55 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-11-21 06:37:19,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:19,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 06:37:19,756 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 06:37:19,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 06:37:19,757 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:19,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:21,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:21,316 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:37:21,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:21,592 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 116 proven. 15 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-11-21 06:37:22,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:22,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 06:37:22,316 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 06:37:22,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:37:22,317 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:22,317 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:26,215 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 06:37:26,217 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:27,039 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 214 proven. 78 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-21 06:37:27,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:27,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 06:37:27,901 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 06:37:27,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 06:37:27,902 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:27,902 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:29,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:29,202 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 06:37:29,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:29,688 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 155 proven. 21 refuted. 0 times theorem prover too weak. 216 trivial. 0 not checked. [2021-11-21 06:37:30,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:30,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 416 states and 533 transitions. [2021-11-21 06:37:30,917 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2021-11-21 06:37:30,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 06:37:30,920 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:30,920 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:35,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:35,460 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 06:37:35,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:36,234 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 200 proven. 28 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2021-11-21 06:37:37,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:37,849 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 06:37:37,850 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 06:37:37,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:37:37,851 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:37,851 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:40,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 06:37:40,248 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-21 06:37:40,250 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 06:37:41,250 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 344 proven. 136 refuted. 0 times theorem prover too weak. 164 trivial. 0 not checked. [2021-11-21 06:37:42,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:37:42,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 06:37:42,455 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 06:37:42,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 06:37:42,457 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:37:42,457 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:37:52,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 06:37:52,701 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) [2021-11-21 06:37:52,704 INFO L158 Benchmark]: Toolchain (without parser) took 85723.64ms. Allocated memory was 100.7MB in the beginning and 285.2MB in the end (delta: 184.5MB). Free memory was 58.4MB in the beginning and 230.2MB in the end (delta: -171.8MB). Peak memory consumption was 173.9MB. Max. memory is 16.1GB. [2021-11-21 06:37:52,704 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 100.7MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:37:52,705 INFO L158 Benchmark]: CACSL2BoogieTranslator took 961.18ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 49.0MB in the end (delta: 9.2MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. [2021-11-21 06:37:52,706 INFO L158 Benchmark]: Boogie Procedure Inliner took 198.94ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 102.2MB in the end (delta: -53.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. [2021-11-21 06:37:52,706 INFO L158 Benchmark]: Boogie Preprocessor took 137.04ms. Allocated memory is still 132.1MB. Free memory was 102.2MB in the beginning and 91.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 06:37:52,707 INFO L158 Benchmark]: RCFGBuilder took 2175.43ms. Allocated memory was 132.1MB in the beginning and 192.9MB in the end (delta: 60.8MB). Free memory was 91.7MB in the beginning and 93.5MB in the end (delta: -1.7MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. [2021-11-21 06:37:52,708 INFO L158 Benchmark]: CodeCheck took 82242.42ms. Allocated memory was 192.9MB in the beginning and 285.2MB in the end (delta: 92.3MB). Free memory was 92.8MB in the beginning and 230.2MB in the end (delta: -137.3MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2021-11-21 06:37:52,712 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 0.24ms. Allocated memory is still 100.7MB. Free memory is still 77.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 961.18ms. Allocated memory is still 100.7MB. Free memory was 58.2MB in the beginning and 49.0MB in the end (delta: 9.2MB). Peak memory consumption was 10.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 198.94ms. Allocated memory was 100.7MB in the beginning and 132.1MB in the end (delta: 31.5MB). Free memory was 49.0MB in the beginning and 102.2MB in the end (delta: -53.1MB). Peak memory consumption was 21.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.04ms. Allocated memory is still 132.1MB. Free memory was 102.2MB in the beginning and 91.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2175.43ms. Allocated memory was 132.1MB in the beginning and 192.9MB in the end (delta: 60.8MB). Free memory was 91.7MB in the beginning and 93.5MB in the end (delta: -1.7MB). Peak memory consumption was 60.1MB. Max. memory is 16.1GB. * CodeCheck took 82242.42ms. Allocated memory was 192.9MB in the beginning and 285.2MB in the end (delta: 92.3MB). Free memory was 92.8MB in the beginning and 230.2MB in the end (delta: -137.3MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:37:52,823 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/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_8613eacf-6ac5-4959-b56c-ec6413587cf7/bin/ukojak-vF6T2TMglN/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