./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_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_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/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_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/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_fe24f318-b543-4c80-bff4-1cff29c17494/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 bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 04:33:43,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 04:33:43,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 04:33:43,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 04:33:43,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 04:33:43,867 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 04:33:43,869 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 04:33:43,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 04:33:43,876 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 04:33:43,881 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 04:33:43,883 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 04:33:43,885 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 04:33:43,885 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 04:33:43,888 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 04:33:43,890 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 04:33:43,894 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 04:33:43,896 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 04:33:43,897 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 04:33:43,899 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 04:33:43,907 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 04:33:43,909 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 04:33:43,913 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 04:33:43,916 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 04:33:43,917 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 04:33:43,926 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 04:33:43,926 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 04:33:43,927 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 04:33:43,929 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 04:33:43,929 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 04:33:43,931 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 04:33:43,931 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 04:33:43,932 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 04:33:43,934 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 04:33:43,936 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 04:33:43,937 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 04:33:43,937 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 04:33:43,938 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 04:33:43,938 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 04:33:43,939 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 04:33:43,940 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 04:33:43,940 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 04:33:43,941 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 04:33:43,984 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 04:33:43,984 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 04:33:43,986 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 04:33:43,986 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 04:33:43,987 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 04:33:43,987 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 04:33:43,987 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 04:33:43,988 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 04:33:43,988 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 04:33:43,988 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 04:33:43,989 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 04:33:43,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 04:33:43,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 04:33:43,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 04:33:43,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 04:33:43,991 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 04:33:43,991 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 04:33:43,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 04:33:43,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 04:33:43,992 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 04:33:43,992 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 04:33:43,992 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 04:33:43,992 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 04:33:43,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:33:43,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 04:33:43,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 04:33:43,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 04:33:43,994 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 04:33:43,994 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 04:33:43,995 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 04:33:43,996 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_fe24f318-b543-4c80-bff4-1cff29c17494/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bd259ad1e1e9b7f6e2ebd2858541cc7ac07d30ed5cbee2b9de70c1db1c5b700e [2021-11-21 04:33:44,325 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 04:33:44,358 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 04:33:44,361 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 04:33:44,363 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 04:33:44,363 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 04:33:44,365 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2021-11-21 04:33:44,455 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/data/e3f7b0b24/e8b648ac42dc46e188e781ad52e9a309/FLAG33fd8bce1 [2021-11-21 04:33:45,121 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 04:33:45,122 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i [2021-11-21 04:33:45,144 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/data/e3f7b0b24/e8b648ac42dc46e188e781ad52e9a309/FLAG33fd8bce1 [2021-11-21 04:33:45,358 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/data/e3f7b0b24/e8b648ac42dc46e188e781ad52e9a309 [2021-11-21 04:33:45,361 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 04:33:45,363 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 04:33:45,367 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 04:33:45,367 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 04:33:45,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 04:33:45,371 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:45" (1/1) ... [2021-11-21 04:33:45,373 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd31a68 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:45, skipping insertion in model container [2021-11-21 04:33:45,374 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 04:33:45" (1/1) ... [2021-11-21 04:33:45,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 04:33:45,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 04:33:45,936 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_fe24f318-b543-4c80-bff4-1cff29c17494/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i[33021,33034] [2021-11-21 04:33:46,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:33:46,118 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 04:33:46,147 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_fe24f318-b543-4c80-bff4-1cff29c17494/sv-benchmarks/c/uthash-2.0.2/uthash_OAT_test4-3.i[33021,33034] [2021-11-21 04:33:46,256 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 04:33:46,308 INFO L208 MainTranslator]: Completed translation [2021-11-21 04:33:46,308 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46 WrapperNode [2021-11-21 04:33:46,310 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 04:33:46,311 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 04:33:46,311 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 04:33:46,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 04:33:46,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,387 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,503 INFO L137 Inliner]: procedures = 177, calls = 448, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1451 [2021-11-21 04:33:46,503 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 04:33:46,504 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 04:33:46,504 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 04:33:46,504 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 04:33:46,518 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,549 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,560 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,634 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,654 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,676 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,692 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 04:33:46,693 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 04:33:46,694 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 04:33:46,694 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 04:33:46,700 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 04:33:46" (1/1) ... [2021-11-21 04:33:46,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 04:33:46,720 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 04:33:46,736 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 04:33:46,767 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 04:33:46,784 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 04:33:46,785 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 04:33:46,785 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 04:33:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 04:33:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 04:33:46,786 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 04:33:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 04:33:46,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 04:33:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 04:33:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 04:33:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 04:33:46,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 04:33:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 04:33:46,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 04:33:46,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 04:33:47,125 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 04:33:47,127 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 04:33:48,414 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 04:33:48,862 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 04:33:48,862 INFO L301 CfgBuilder]: Removed 77 assume(true) statements. [2021-11-21 04:33:48,865 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:33:48 BoogieIcfgContainer [2021-11-21 04:33:48,866 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 04:33:48,866 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 04:33:48,867 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 04:33:48,876 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 04:33:48,877 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 04:33:48" (1/1) ... [2021-11-21 04:33:48,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 04:33:48,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:48,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 161 states and 278 transitions. [2021-11-21 04:33:48,945 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 278 transitions. [2021-11-21 04:33:48,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 04:33:48,947 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:48,948 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:49,108 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:49,113 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:49,148 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 04:33:49,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:49,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 163 states and 281 transitions. [2021-11-21 04:33:49,193 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 281 transitions. [2021-11-21 04:33:49,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 04:33:49,193 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:49,194 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:49,265 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:49,268 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:49,276 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 04:33:49,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:49,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 162 states and 280 transitions. [2021-11-21 04:33:49,283 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 280 transitions. [2021-11-21 04:33:49,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 04:33:49,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:49,284 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:49,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:49,351 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:49,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:49,379 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 04:33:49,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:49,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 162 states and 276 transitions. [2021-11-21 04:33:49,385 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 276 transitions. [2021-11-21 04:33:49,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 04:33:49,389 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:49,390 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:49,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:49,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:49,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:49,498 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 04:33:49,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:49,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 162 states and 268 transitions. [2021-11-21 04:33:49,505 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 268 transitions. [2021-11-21 04:33:49,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 04:33:49,507 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:49,507 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:49,578 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:49,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:49,644 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 04:33:49,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:49,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 162 states and 256 transitions. [2021-11-21 04:33:49,652 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 256 transitions. [2021-11-21 04:33:49,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 04:33:49,654 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:49,654 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:49,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:49,763 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:49,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:49,861 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 04:33:50,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:50,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2021-11-21 04:33:50,010 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2021-11-21 04:33:50,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:33:50,012 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:50,012 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:50,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:50,134 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:50,137 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:50,308 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 04:33:50,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:50,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 207 states and 300 transitions. [2021-11-21 04:33:50,862 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 300 transitions. [2021-11-21 04:33:50,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:33:50,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:50,864 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:50,977 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:50,980 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:51,064 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 04:33:51,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:51,076 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 298 states to 207 states and 298 transitions. [2021-11-21 04:33:51,076 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2021-11-21 04:33:51,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 04:33:51,081 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:51,081 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:51,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:51,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:51,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:51,275 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 04:33:51,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:51,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 207 states and 296 transitions. [2021-11-21 04:33:51,288 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 296 transitions. [2021-11-21 04:33:51,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 04:33:51,292 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:51,292 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:51,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:51,456 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:51,464 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:51,628 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 04:33:52,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:52,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 354 states to 253 states and 354 transitions. [2021-11-21 04:33:52,131 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 354 transitions. [2021-11-21 04:33:52,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:33:52,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:52,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:52,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:52,245 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:52,247 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:52,322 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 04:33:52,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:52,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 352 states to 253 states and 352 transitions. [2021-11-21 04:33:52,330 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 352 transitions. [2021-11-21 04:33:52,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 04:33:52,331 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:52,331 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:52,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:52,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:52,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:52,521 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 04:33:52,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:52,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 253 states and 350 transitions. [2021-11-21 04:33:52,529 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 350 transitions. [2021-11-21 04:33:52,530 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:33:52,530 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:52,530 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:52,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:52,657 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:52,660 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:52,736 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 04:33:52,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:52,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 348 states to 253 states and 348 transitions. [2021-11-21 04:33:52,746 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 348 transitions. [2021-11-21 04:33:52,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:33:52,747 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:52,747 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:52,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:52,867 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:52,870 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:52,942 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 04:33:52,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:52,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 253 states and 346 transitions. [2021-11-21 04:33:52,952 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 346 transitions. [2021-11-21 04:33:52,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 04:33:52,953 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:52,953 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:53,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:53,074 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:33:53,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:53,356 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 04:33:53,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:53,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 287 states and 388 transitions. [2021-11-21 04:33:53,779 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 388 transitions. [2021-11-21 04:33:53,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:33:53,780 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:53,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:53,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:53,885 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:53,887 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:54,030 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 04:33:54,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:54,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 290 states and 390 transitions. [2021-11-21 04:33:54,063 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 390 transitions. [2021-11-21 04:33:54,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:33:54,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:54,064 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:54,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:54,175 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:54,177 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:54,273 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 04:33:54,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:54,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 290 states and 388 transitions. [2021-11-21 04:33:54,394 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 388 transitions. [2021-11-21 04:33:54,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 04:33:54,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:54,395 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:54,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:54,516 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:54,519 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:54,669 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 04:33:54,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:54,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 293 states and 390 transitions. [2021-11-21 04:33:54,702 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 390 transitions. [2021-11-21 04:33:54,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:33:54,703 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:54,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:54,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:54,809 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:54,811 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:54,950 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 04:33:54,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:54,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 296 states and 392 transitions. [2021-11-21 04:33:54,989 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 392 transitions. [2021-11-21 04:33:54,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 04:33:54,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:54,990 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:55,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:55,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:55,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:55,236 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 04:33:55,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:55,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 394 states to 299 states and 394 transitions. [2021-11-21 04:33:55,282 INFO L276 IsEmpty]: Start isEmpty. Operand 299 states and 394 transitions. [2021-11-21 04:33:55,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:33:55,283 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:55,283 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:55,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:55,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:33:55,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:55,647 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 04:33:55,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:55,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 396 states to 302 states and 396 transitions. [2021-11-21 04:33:55,674 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 396 transitions. [2021-11-21 04:33:55,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 04:33:55,675 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:55,675 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:55,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:55,789 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:33:55,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:56,030 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 04:33:56,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:56,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 305 states and 398 transitions. [2021-11-21 04:33:56,061 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 398 transitions. [2021-11-21 04:33:56,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 04:33:56,063 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:56,063 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:56,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:56,187 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:33:56,190 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:56,297 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 04:33:56,316 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:56,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 397 states to 305 states and 397 transitions. [2021-11-21 04:33:56,318 INFO L276 IsEmpty]: Start isEmpty. Operand 305 states and 397 transitions. [2021-11-21 04:33:56,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 04:33:56,319 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:56,319 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:56,441 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:56,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:56,571 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 04:33:56,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:56,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 314 states and 408 transitions. [2021-11-21 04:33:56,929 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 408 transitions. [2021-11-21 04:33:56,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:33:56,931 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:56,931 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:57,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:57,062 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:57,205 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 04:33:57,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:57,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 418 states to 323 states and 418 transitions. [2021-11-21 04:33:57,243 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 418 transitions. [2021-11-21 04:33:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:33:57,244 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:57,244 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:57,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:57,361 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:57,364 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:57,505 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 04:33:57,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:57,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 332 states and 428 transitions. [2021-11-21 04:33:57,576 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 428 transitions. [2021-11-21 04:33:57,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 04:33:57,578 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:57,578 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:57,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:57,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:57,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:57,851 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 04:33:58,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:58,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 341 states and 439 transitions. [2021-11-21 04:33:58,107 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 439 transitions. [2021-11-21 04:33:58,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:33:58,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:58,108 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:58,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:58,222 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:58,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:58,352 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 04:33:58,408 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:58,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 350 states and 449 transitions. [2021-11-21 04:33:58,410 INFO L276 IsEmpty]: Start isEmpty. Operand 350 states and 449 transitions. [2021-11-21 04:33:58,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 04:33:58,411 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:58,411 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:58,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:58,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:58,527 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:58,662 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 04:33:58,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:58,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 359 states and 459 transitions. [2021-11-21 04:33:58,714 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 459 transitions. [2021-11-21 04:33:58,715 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:33:58,716 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:58,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:58,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:58,840 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:33:58,843 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:59,096 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 04:33:59,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:33:59,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 368 states and 470 transitions. [2021-11-21 04:33:59,468 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 470 transitions. [2021-11-21 04:33:59,469 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 04:33:59,469 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:33:59,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:33:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:33:59,604 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:33:59,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:33:59,749 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 04:34:00,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:00,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 369 states and 472 transitions. [2021-11-21 04:34:00,162 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 472 transitions. [2021-11-21 04:34:00,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:34:00,163 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:00,164 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:00,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:34:00,282 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:00,467 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 04:34:00,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:00,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 487 states to 382 states and 487 transitions. [2021-11-21 04:34:00,608 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 487 transitions. [2021-11-21 04:34:00,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 04:34:00,610 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:00,610 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:00,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:00,729 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:34:00,732 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:00,961 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 04:34:01,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:01,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 391 states and 497 transitions. [2021-11-21 04:34:01,004 INFO L276 IsEmpty]: Start isEmpty. Operand 391 states and 497 transitions. [2021-11-21 04:34:01,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 04:34:01,005 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:01,006 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:01,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:01,150 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:34:01,153 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:01,355 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 04:34:01,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:01,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 04:34:01,377 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 04:34:01,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:34:01,378 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:01,379 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:01,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:01,959 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-21 04:34:01,962 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:02,156 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 04:34:02,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:02,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 499 states to 394 states and 499 transitions. [2021-11-21 04:34:02,229 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 499 transitions. [2021-11-21 04:34:02,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 04:34:02,231 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:02,231 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:02,635 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 04:34:02,638 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:02,760 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 04:34:02,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:02,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 507 states to 396 states and 507 transitions. [2021-11-21 04:34:02,863 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 507 transitions. [2021-11-21 04:34:02,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 04:34:02,864 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:02,865 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:03,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:03,023 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:34:03,025 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:03,229 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 04:34:03,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:03,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 397 states and 509 transitions. [2021-11-21 04:34:03,779 INFO L276 IsEmpty]: Start isEmpty. Operand 397 states and 509 transitions. [2021-11-21 04:34:03,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 04:34:03,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:03,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:08,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:08,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 04:34:08,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:08,337 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 04:34:08,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:08,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 399 states and 513 transitions. [2021-11-21 04:34:08,757 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 513 transitions. [2021-11-21 04:34:08,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:34:08,758 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:08,758 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:08,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:08,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:34:08,930 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:09,469 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 04:34:10,914 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 04:34:10,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:10,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 400 states and 515 transitions. [2021-11-21 04:34:10,953 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 515 transitions. [2021-11-21 04:34:10,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 04:34:10,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:10,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:11,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:11,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 04:34:11,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:11,282 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 04:34:11,292 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:11,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 400 states and 513 transitions. [2021-11-21 04:34:11,294 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 513 transitions. [2021-11-21 04:34:11,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 04:34:11,295 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:11,296 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:11,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:34:11,466 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:11,857 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 04:34:13,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:13,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 403 states and 515 transitions. [2021-11-21 04:34:13,373 INFO L276 IsEmpty]: Start isEmpty. Operand 403 states and 515 transitions. [2021-11-21 04:34:13,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 04:34:13,374 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:13,375 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:14,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:14,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 04:34:14,760 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:15,132 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 04:34:15,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 520 states to 405 states and 520 transitions. [2021-11-21 04:34:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 520 transitions. [2021-11-21 04:34:15,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 04:34:15,681 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:15,682 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:15,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:15,830 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 04:34:15,833 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:16,128 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 04:34:16,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:16,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 408 states and 522 transitions. [2021-11-21 04:34:16,917 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 522 transitions. [2021-11-21 04:34:16,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 04:34:16,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:16,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:18,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:18,127 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 14 conjunts are in the unsatisfiable core [2021-11-21 04:34:18,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:18,503 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 04:34:19,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:19,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 525 states to 410 states and 525 transitions. [2021-11-21 04:34:19,109 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 525 transitions. [2021-11-21 04:34:19,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 04:34:19,110 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:19,110 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:19,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:19,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 04:34:19,283 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:19,824 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 04:34:20,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:20,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 413 states and 527 transitions. [2021-11-21 04:34:20,449 INFO L276 IsEmpty]: Start isEmpty. Operand 413 states and 527 transitions. [2021-11-21 04:34:20,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 04:34:20,450 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:20,451 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:21,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:21,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 04:34:21,060 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:21,528 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 04:34:22,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:22,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 410 states and 523 transitions. [2021-11-21 04:34:22,271 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 523 transitions. [2021-11-21 04:34:22,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 04:34:22,272 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:22,272 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:25,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:25,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-21 04:34:25,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:26,624 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 04:34:28,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:28,578 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 04:34:28,578 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 04:34:28,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:34:28,579 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:28,579 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:29,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:29,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 30 conjunts are in the unsatisfiable core [2021-11-21 04:34:29,756 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:30,999 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 04:34:32,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:32,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 04:34:32,419 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 04:34:32,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:34:32,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:32,421 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:35,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:35,309 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 04:34:35,311 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:35,745 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 04:34:36,380 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:36,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 527 states to 412 states and 527 transitions. [2021-11-21 04:34:36,381 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 527 transitions. [2021-11-21 04:34:36,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 04:34:36,382 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:36,382 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:37,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:37,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 04:34:37,737 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:38,014 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 04:34:38,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:38,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 04:34:38,721 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 04:34:38,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 04:34:38,722 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:38,722 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:42,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:42,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 33 conjunts are in the unsatisfiable core [2021-11-21 04:34:42,406 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:43,227 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 04:34:44,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:44,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 414 states and 530 transitions. [2021-11-21 04:34:44,081 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 530 transitions. [2021-11-21 04:34:44,082 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 04:34:44,082 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:44,082 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:45,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:45,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 04:34:45,327 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:45,806 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 04:34:46,979 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:46,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 416 states and 533 transitions. [2021-11-21 04:34:46,982 INFO L276 IsEmpty]: Start isEmpty. Operand 416 states and 533 transitions. [2021-11-21 04:34:46,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 04:34:46,983 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:46,983 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:51,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:51,414 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 04:34:51,416 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:52,210 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 04:34:53,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:53,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 04:34:53,856 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 04:34:53,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 04:34:53,857 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:53,857 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:34:56,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 04:34:56,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 41 conjunts are in the unsatisfiable core [2021-11-21 04:34:56,159 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 04:34:57,164 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 04:34:58,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 04:34:58,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 536 states to 418 states and 536 transitions. [2021-11-21 04:34:58,313 INFO L276 IsEmpty]: Start isEmpty. Operand 418 states and 536 transitions. [2021-11-21 04:34:58,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 04:34:58,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 04:34:58,321 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 04:35:08,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 04:35:08,533 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 04:35:08,535 INFO L158 Benchmark]: Toolchain (without parser) took 83171.16ms. Allocated memory was 90.2MB in the beginning and 306.2MB in the end (delta: 216.0MB). Free memory was 52.3MB in the beginning and 147.4MB in the end (delta: -95.0MB). Peak memory consumption was 122.8MB. Max. memory is 16.1GB. [2021-11-21 04:35:08,535 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 90.2MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 04:35:08,536 INFO L158 Benchmark]: CACSL2BoogieTranslator took 943.38ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 52.2MB in the beginning and 75.2MB in the end (delta: -23.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 04:35:08,537 INFO L158 Benchmark]: Boogie Procedure Inliner took 192.55ms. Allocated memory is still 127.9MB. Free memory was 75.2MB in the beginning and 66.0MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 04:35:08,537 INFO L158 Benchmark]: Boogie Preprocessor took 188.64ms. Allocated memory is still 127.9MB. Free memory was 66.0MB in the beginning and 56.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 04:35:08,538 INFO L158 Benchmark]: RCFGBuilder took 2172.22ms. Allocated memory was 127.9MB in the beginning and 190.8MB in the end (delta: 62.9MB). Free memory was 56.2MB in the beginning and 140.9MB in the end (delta: -84.7MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-21 04:35:08,538 INFO L158 Benchmark]: CodeCheck took 79667.41ms. Allocated memory was 190.8MB in the beginning and 306.2MB in the end (delta: 115.3MB). Free memory was 140.9MB in the beginning and 147.4MB in the end (delta: -6.4MB). Peak memory consumption was 109.9MB. Max. memory is 16.1GB. [2021-11-21 04:35:08,542 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 90.2MB. Free memory was 62.1MB in the beginning and 62.1MB in the end (delta: 29.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 943.38ms. Allocated memory was 90.2MB in the beginning and 127.9MB in the end (delta: 37.7MB). Free memory was 52.2MB in the beginning and 75.2MB in the end (delta: -23.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 192.55ms. Allocated memory is still 127.9MB. Free memory was 75.2MB in the beginning and 66.0MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.64ms. Allocated memory is still 127.9MB. Free memory was 66.0MB in the beginning and 56.2MB in the end (delta: 9.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2172.22ms. Allocated memory was 127.9MB in the beginning and 190.8MB in the end (delta: 62.9MB). Free memory was 56.2MB in the beginning and 140.9MB in the end (delta: -84.7MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * CodeCheck took 79667.41ms. Allocated memory was 190.8MB in the beginning and 306.2MB in the end (delta: 115.3MB). Free memory was 140.9MB in the beginning and 147.4MB in the end (delta: -6.4MB). Peak memory consumption was 109.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 04:35:08,669 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe24f318-b543-4c80-bff4-1cff29c17494/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