./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/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 b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 05:49:26,040 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 05:49:26,043 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 05:49:26,078 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 05:49:26,079 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 05:49:26,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 05:49:26,091 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 05:49:26,096 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 05:49:26,099 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 05:49:26,105 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 05:49:26,107 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 05:49:26,109 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 05:49:26,109 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 05:49:26,113 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 05:49:26,115 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 05:49:26,118 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 05:49:26,120 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 05:49:26,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 05:49:26,127 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 05:49:26,135 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 05:49:26,137 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 05:49:26,139 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 05:49:26,143 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 05:49:26,144 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 05:49:26,154 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 05:49:26,155 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 05:49:26,155 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 05:49:26,157 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 05:49:26,158 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 05:49:26,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 05:49:26,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 05:49:26,162 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 05:49:26,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 05:49:26,165 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 05:49:26,167 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 05:49:26,168 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 05:49:26,169 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 05:49:26,169 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 05:49:26,170 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 05:49:26,171 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 05:49:26,172 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 05:49:26,173 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/config/svcomp-Overflow-32bit-Kojak_Default.epf [2021-11-21 05:49:26,226 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 05:49:26,227 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 05:49:26,228 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 05:49:26,228 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 05:49:26,229 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 05:49:26,229 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 05:49:26,229 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 05:49:26,230 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 05:49:26,230 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-21 05:49:26,230 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 05:49:26,230 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 05:49:26,232 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 05:49:26,232 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 05:49:26,232 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 05:49:26,232 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 05:49:26,233 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-21 05:49:26,233 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 05:49:26,233 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 05:49:26,233 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 05:49:26,233 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 05:49:26,234 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 05:49:26,234 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 05:49:26,234 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 05:49:26,235 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:49:26,235 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 05:49:26,235 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 05:49:26,236 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 05:49:26,236 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 05:49:26,237 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 05:49:26,237 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 05:49:26,237 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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b9bf0bad0cbe69b5d3c479fc9571d5ea3a755c149f856a4942bf9e49854dfec3 [2021-11-21 05:49:26,621 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 05:49:26,665 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 05:49:26,668 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 05:49:26,671 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 05:49:26,672 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 05:49:26,673 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2021-11-21 05:49:26,769 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/data/ae85365b2/dbec436a34fe4ee29c83fd22dfa18068/FLAG802b509c0 [2021-11-21 05:49:27,589 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 05:49:27,590 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i [2021-11-21 05:49:27,617 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/data/ae85365b2/dbec436a34fe4ee29c83fd22dfa18068/FLAG802b509c0 [2021-11-21 05:49:27,749 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/data/ae85365b2/dbec436a34fe4ee29c83fd22dfa18068 [2021-11-21 05:49:27,752 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 05:49:27,754 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 05:49:27,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 05:49:27,756 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 05:49:27,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 05:49:27,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:49:27" (1/1) ... [2021-11-21 05:49:27,763 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70063c5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:27, skipping insertion in model container [2021-11-21 05:49:27,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 05:49:27" (1/1) ... [2021-11-21 05:49:27,771 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 05:49:27,858 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 05:49:28,257 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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i[33021,33034] [2021-11-21 05:49:28,414 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:49:28,424 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 05:49:28,459 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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/sv-benchmarks/c/uthash-2.0.2/uthash_SFH_test4-1.i[33021,33034] [2021-11-21 05:49:28,532 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 05:49:28,594 INFO L208 MainTranslator]: Completed translation [2021-11-21 05:49:28,595 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28 WrapperNode [2021-11-21 05:49:28,595 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 05:49:28,597 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 05:49:28,597 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 05:49:28,597 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 05:49:28,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,648 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,749 INFO L137 Inliner]: procedures = 177, calls = 349, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1159 [2021-11-21 05:49:28,763 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 05:49:28,764 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 05:49:28,764 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 05:49:28,764 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 05:49:28,776 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,778 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,821 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,965 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,981 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:28,997 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:29,010 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 05:49:29,027 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 05:49:29,028 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 05:49:29,028 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 05:49:29,039 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 05:49:28" (1/1) ... [2021-11-21 05:49:29,049 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 05:49:29,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 05:49:29,080 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 05:49:29,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 05:49:29,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-21 05:49:29,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-21 05:49:29,146 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-21 05:49:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-21 05:49:29,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-21 05:49:29,146 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-21 05:49:29,147 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-21 05:49:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 05:49:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 05:49:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-21 05:49:29,148 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-21 05:49:29,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 05:49:29,155 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 05:49:29,155 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 05:49:29,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 05:49:29,526 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 05:49:29,529 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 05:49:30,845 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 05:49:31,424 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 05:49:31,424 INFO L301 CfgBuilder]: Removed 60 assume(true) statements. [2021-11-21 05:49:31,433 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:49:31 BoogieIcfgContainer [2021-11-21 05:49:31,433 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 05:49:31,435 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 05:49:31,435 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 05:49:31,449 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 05:49:31,450 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 05:49:31" (1/1) ... [2021-11-21 05:49:31,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 05:49:31,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:31,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 135 states and 231 transitions. [2021-11-21 05:49:31,574 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 231 transitions. [2021-11-21 05:49:31,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2021-11-21 05:49:31,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:31,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:31,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:31,788 INFO L263 TraceCheckSpWp]: Trace formula consists of 47 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:31,796 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:31,861 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 05:49:31,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:31,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 137 states and 234 transitions. [2021-11-21 05:49:31,932 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 234 transitions. [2021-11-21 05:49:31,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2021-11-21 05:49:31,933 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:31,933 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:31,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:31,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:32,001 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:32,010 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 05:49:32,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:32,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 136 states and 233 transitions. [2021-11-21 05:49:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 233 transitions. [2021-11-21 05:49:32,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-11-21 05:49:32,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:32,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:32,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:32,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:32,123 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:32,145 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 05:49:32,151 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:32,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 136 states and 229 transitions. [2021-11-21 05:49:32,154 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 229 transitions. [2021-11-21 05:49:32,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2021-11-21 05:49:32,160 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:32,160 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:32,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:32,261 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:32,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:32,309 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 05:49:32,318 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:32,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 136 states and 221 transitions. [2021-11-21 05:49:32,320 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 221 transitions. [2021-11-21 05:49:32,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-11-21 05:49:32,323 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:32,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:32,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:32,432 INFO L263 TraceCheckSpWp]: Trace formula consists of 90 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:32,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:32,490 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 05:49:32,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:32,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 136 states and 209 transitions. [2021-11-21 05:49:32,509 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 209 transitions. [2021-11-21 05:49:32,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2021-11-21 05:49:32,518 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:32,518 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:32,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:32,642 INFO L263 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:32,646 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:32,766 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 05:49:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:33,039 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 136 states and 197 transitions. [2021-11-21 05:49:33,039 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 197 transitions. [2021-11-21 05:49:33,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:49:33,040 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:33,041 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:33,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:33,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:33,207 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:33,410 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 05:49:33,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:33,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 181 states and 253 transitions. [2021-11-21 05:49:33,828 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 253 transitions. [2021-11-21 05:49:33,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:49:33,830 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:33,830 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:33,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:33,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:33,966 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:34,075 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 05:49:34,083 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:34,084 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 181 states and 251 transitions. [2021-11-21 05:49:34,085 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 251 transitions. [2021-11-21 05:49:34,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-21 05:49:34,086 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:34,087 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:34,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:34,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 228 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:34,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:34,299 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 05:49:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:34,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 181 states and 249 transitions. [2021-11-21 05:49:34,316 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 249 transitions. [2021-11-21 05:49:34,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2021-11-21 05:49:34,321 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:34,322 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:34,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:34,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 227 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:34,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:34,679 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 05:49:35,329 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:35,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 227 states and 307 transitions. [2021-11-21 05:49:35,331 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 307 transitions. [2021-11-21 05:49:35,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:49:35,333 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:35,333 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:35,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:35,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:35,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:35,579 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 05:49:35,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:35,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 227 states and 305 transitions. [2021-11-21 05:49:35,588 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 305 transitions. [2021-11-21 05:49:35,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2021-11-21 05:49:35,590 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:35,590 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:35,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:35,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:35,700 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:35,791 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 05:49:35,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:35,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 227 states and 303 transitions. [2021-11-21 05:49:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 303 transitions. [2021-11-21 05:49:35,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:49:35,800 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:35,801 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:35,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:35,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:35,906 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:36,013 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 05:49:36,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:36,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 227 states and 301 transitions. [2021-11-21 05:49:36,023 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 301 transitions. [2021-11-21 05:49:36,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:49:36,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:36,025 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:36,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:36,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:36,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:36,407 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 05:49:36,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:36,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 261 states and 343 transitions. [2021-11-21 05:49:36,739 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 343 transitions. [2021-11-21 05:49:36,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2021-11-21 05:49:36,740 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:36,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:36,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:36,860 INFO L263 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:36,863 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:36,961 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 05:49:36,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:36,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 261 states and 341 transitions. [2021-11-21 05:49:36,971 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states and 341 transitions. [2021-11-21 05:49:36,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:49:36,972 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:36,972 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:37,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:37,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:37,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:37,263 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 05:49:37,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:37,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 264 states and 343 transitions. [2021-11-21 05:49:37,299 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 343 transitions. [2021-11-21 05:49:37,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:49:37,300 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:37,301 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:37,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:37,437 INFO L263 TraceCheckSpWp]: Trace formula consists of 248 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:37,440 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:37,547 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 05:49:37,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:37,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 264 states and 341 transitions. [2021-11-21 05:49:37,638 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 341 transitions. [2021-11-21 05:49:37,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2021-11-21 05:49:37,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:37,640 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:37,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:37,760 INFO L263 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:37,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:37,904 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 05:49:37,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:37,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 343 states to 267 states and 343 transitions. [2021-11-21 05:49:37,952 INFO L276 IsEmpty]: Start isEmpty. Operand 267 states and 343 transitions. [2021-11-21 05:49:37,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:49:37,954 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:37,954 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:38,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:38,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:38,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:38,192 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 05:49:38,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:38,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 270 states and 345 transitions. [2021-11-21 05:49:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 345 transitions. [2021-11-21 05:49:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2021-11-21 05:49:38,232 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:38,232 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:38,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:38,331 INFO L263 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:38,334 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:38,460 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 05:49:38,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:38,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 273 states and 347 transitions. [2021-11-21 05:49:38,508 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 347 transitions. [2021-11-21 05:49:38,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:49:38,510 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:38,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:38,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:38,629 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:38,632 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:38,937 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 05:49:38,963 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:38,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 276 states and 349 transitions. [2021-11-21 05:49:38,965 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 349 transitions. [2021-11-21 05:49:38,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-21 05:49:38,967 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:38,967 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:39,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:39,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 258 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:39,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:39,378 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 05:49:39,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:39,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 351 states to 279 states and 351 transitions. [2021-11-21 05:49:39,414 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 351 transitions. [2021-11-21 05:49:39,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2021-11-21 05:49:39,416 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:39,416 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:39,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:39,549 INFO L263 TraceCheckSpWp]: Trace formula consists of 302 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:39,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:39,668 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 05:49:39,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:39,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 350 states to 279 states and 350 transitions. [2021-11-21 05:49:39,699 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 350 transitions. [2021-11-21 05:49:39,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-21 05:49:39,700 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:39,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:39,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:39,863 INFO L263 TraceCheckSpWp]: Trace formula consists of 308 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:39,871 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:40,009 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 05:49:40,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:40,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 288 states and 361 transitions. [2021-11-21 05:49:40,391 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 361 transitions. [2021-11-21 05:49:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:49:40,392 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:40,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:40,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:40,500 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:40,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:40,694 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 05:49:40,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:40,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 297 states and 371 transitions. [2021-11-21 05:49:40,734 INFO L276 IsEmpty]: Start isEmpty. Operand 297 states and 371 transitions. [2021-11-21 05:49:40,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:49:40,737 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:40,737 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:40,858 INFO L263 TraceCheckSpWp]: Trace formula consists of 331 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:40,860 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:41,006 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 05:49:41,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:41,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 306 states and 381 transitions. [2021-11-21 05:49:41,042 INFO L276 IsEmpty]: Start isEmpty. Operand 306 states and 381 transitions. [2021-11-21 05:49:41,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-21 05:49:41,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:41,044 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:41,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:41,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:41,172 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:41,326 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 05:49:41,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:41,596 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 392 states to 315 states and 392 transitions. [2021-11-21 05:49:41,597 INFO L276 IsEmpty]: Start isEmpty. Operand 315 states and 392 transitions. [2021-11-21 05:49:41,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:49:41,600 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:41,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:41,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:41,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:41,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:41,894 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 05:49:41,970 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 324 states and 402 transitions. [2021-11-21 05:49:41,972 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 402 transitions. [2021-11-21 05:49:41,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-21 05:49:41,974 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:41,975 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:42,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:42,093 INFO L263 TraceCheckSpWp]: Trace formula consists of 332 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:42,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:42,245 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 05:49:42,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:42,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 412 states to 333 states and 412 transitions. [2021-11-21 05:49:42,303 INFO L276 IsEmpty]: Start isEmpty. Operand 333 states and 412 transitions. [2021-11-21 05:49:42,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:49:42,305 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:42,305 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:42,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:42,444 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:42,446 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:42,742 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 05:49:43,014 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:43,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 342 states and 423 transitions. [2021-11-21 05:49:43,016 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 423 transitions. [2021-11-21 05:49:43,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-21 05:49:43,018 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:43,018 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:43,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:43,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 325 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:43,150 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:43,332 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 05:49:44,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:44,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 425 states to 343 states and 425 transitions. [2021-11-21 05:49:44,324 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 425 transitions. [2021-11-21 05:49:44,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:49:44,325 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:44,325 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:44,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:44,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:44,441 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:44,608 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 05:49:44,763 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:44,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 356 states and 440 transitions. [2021-11-21 05:49:44,765 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 440 transitions. [2021-11-21 05:49:44,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-21 05:49:44,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:44,767 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:44,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:44,891 INFO L263 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:44,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:45,181 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 05:49:45,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:45,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 450 states to 365 states and 450 transitions. [2021-11-21 05:49:45,271 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 450 transitions. [2021-11-21 05:49:45,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-11-21 05:49:45,273 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:45,273 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:45,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:45,407 INFO L263 TraceCheckSpWp]: Trace formula consists of 363 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:45,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:45,630 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 05:49:45,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:45,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 05:49:45,653 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 05:49:45,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:49:45,655 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:45,655 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:45,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:45,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:49:45,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:46,189 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 05:49:46,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:46,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 05:49:46,258 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 05:49:46,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:49:46,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:46,260 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:46,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:46,714 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:49:46,716 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:46,865 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 05:49:46,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:46,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 452 states to 368 states and 452 transitions. [2021-11-21 05:49:46,878 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 452 transitions. [2021-11-21 05:49:46,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-11-21 05:49:46,879 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:46,879 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:47,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:47,349 INFO L263 TraceCheckSpWp]: Trace formula consists of 453 conjuncts, 7 conjunts are in the unsatisfiable core [2021-11-21 05:49:47,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:47,505 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 05:49:47,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:47,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 370 states and 460 transitions. [2021-11-21 05:49:47,607 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 460 transitions. [2021-11-21 05:49:47,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-11-21 05:49:47,609 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:47,609 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:47,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:47,752 INFO L263 TraceCheckSpWp]: Trace formula consists of 443 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:47,754 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:47,956 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 05:49:49,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:49,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 05:49:49,120 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 05:49:49,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:49:49,122 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:49,122 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:49,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:49,859 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 13 conjunts are in the unsatisfiable core [2021-11-21 05:49:49,861 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:50,085 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:49:50,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:50,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 05:49:50,223 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 05:49:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:49:50,225 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:50,225 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:52,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:52,061 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-21 05:49:52,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:52,234 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 29 proven. 3 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-11-21 05:49:52,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:52,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 371 states and 462 transitions. [2021-11-21 05:49:52,244 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 462 transitions. [2021-11-21 05:49:52,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-11-21 05:49:52,246 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:52,246 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:53,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:53,722 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 8 conjunts are in the unsatisfiable core [2021-11-21 05:49:53,725 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:53,972 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 05:49:54,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:54,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 373 states and 465 transitions. [2021-11-21 05:49:54,351 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 465 transitions. [2021-11-21 05:49:54,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:49:54,352 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:54,352 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:54,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:54,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 477 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-21 05:49:54,526 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:54,656 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 05:49:54,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:54,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 373 states and 463 transitions. [2021-11-21 05:49:54,666 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 463 transitions. [2021-11-21 05:49:54,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-11-21 05:49:54,667 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:54,668 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:54,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:54,817 INFO L263 TraceCheckSpWp]: Trace formula consists of 471 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:49:54,819 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:55,272 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 05:49:56,604 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-11-21 05:49:56,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:56,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 465 states to 374 states and 465 transitions. [2021-11-21 05:49:56,638 INFO L276 IsEmpty]: Start isEmpty. Operand 374 states and 465 transitions. [2021-11-21 05:49:56,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-21 05:49:56,639 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:56,639 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:56,826 INFO L263 TraceCheckSpWp]: Trace formula consists of 478 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:49:56,828 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:57,070 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 05:49:58,021 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:58,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 377 states and 467 transitions. [2021-11-21 05:49:58,023 INFO L276 IsEmpty]: Start isEmpty. Operand 377 states and 467 transitions. [2021-11-21 05:49:58,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-21 05:49:58,024 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:58,024 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:49:59,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:49:59,179 INFO L263 TraceCheckSpWp]: Trace formula consists of 501 conjuncts, 10 conjunts are in the unsatisfiable core [2021-11-21 05:49:59,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:49:59,467 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 05:49:59,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:49:59,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 470 states to 379 states and 470 transitions. [2021-11-21 05:49:59,907 INFO L276 IsEmpty]: Start isEmpty. Operand 379 states and 470 transitions. [2021-11-21 05:49:59,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-21 05:49:59,908 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:49:59,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:00,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:00,051 INFO L263 TraceCheckSpWp]: Trace formula consists of 491 conjuncts, 3 conjunts are in the unsatisfiable core [2021-11-21 05:50:00,053 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:00,332 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 05:50:01,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:01,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 472 states to 382 states and 472 transitions. [2021-11-21 05:50:01,368 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 472 transitions. [2021-11-21 05:50:01,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-11-21 05:50:01,369 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:01,369 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:04,556 INFO L263 TraceCheckSpWp]: Trace formula consists of 525 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-21 05:50:04,558 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:05,057 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 05:50:05,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 475 states to 384 states and 475 transitions. [2021-11-21 05:50:05,861 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 475 transitions. [2021-11-21 05:50:05,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-21 05:50:05,862 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:05,862 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:06,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:06,035 INFO L263 TraceCheckSpWp]: Trace formula consists of 519 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-21 05:50:06,038 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:06,566 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 05:50:07,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:07,467 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 477 states to 387 states and 477 transitions. [2021-11-21 05:50:07,467 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 477 transitions. [2021-11-21 05:50:07,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:50:07,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:07,469 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:09,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:09,747 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:50:09,749 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:10,389 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 136 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-11-21 05:50:11,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:11,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 384 states and 473 transitions. [2021-11-21 05:50:11,463 INFO L276 IsEmpty]: Start isEmpty. Operand 384 states and 473 transitions. [2021-11-21 05:50:11,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-21 05:50:11,466 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:11,466 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:12,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:12,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 549 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-21 05:50:12,856 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:13,150 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 05:50:13,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:13,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-21 05:50:13,599 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-21 05:50:13,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:50:13,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:13,600 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:15,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:15,101 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 32 conjunts are in the unsatisfiable core [2021-11-21 05:50:15,103 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:15,647 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 05:50:16,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:16,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 386 states and 480 transitions. [2021-11-21 05:50:16,189 INFO L276 IsEmpty]: Start isEmpty. Operand 386 states and 480 transitions. [2021-11-21 05:50:16,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2021-11-21 05:50:16,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:16,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:19,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:19,161 INFO L263 TraceCheckSpWp]: Trace formula consists of 573 conjuncts, 20 conjunts are in the unsatisfiable core [2021-11-21 05:50:19,163 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:19,431 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 05:50:19,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:19,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 05:50:19,894 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 05:50:19,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:50:19,896 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:19,896 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:26,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:26,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:50:26,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:27,290 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 05:50:28,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:28,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 05:50:28,459 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 05:50:28,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:50:28,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:28,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:30,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:30,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 34 conjunts are in the unsatisfiable core [2021-11-21 05:50:30,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:30,697 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 05:50:30,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:30,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 483 states to 388 states and 483 transitions. [2021-11-21 05:50:30,707 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 483 transitions. [2021-11-21 05:50:30,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-21 05:50:30,708 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:30,708 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:33,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:33,145 INFO L263 TraceCheckSpWp]: Trace formula consists of 597 conjuncts, 18 conjunts are in the unsatisfiable core [2021-11-21 05:50:33,147 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:33,476 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 05:50:34,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:34,321 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 486 states to 390 states and 486 transitions. [2021-11-21 05:50:34,321 INFO L276 IsEmpty]: Start isEmpty. Operand 390 states and 486 transitions. [2021-11-21 05:50:34,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-21 05:50:34,322 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:34,323 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:40,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 621 conjuncts, 22 conjunts are in the unsatisfiable core [2021-11-21 05:50:40,326 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:41,641 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 05:50:44,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:44,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 392 states and 489 transitions. [2021-11-21 05:50:44,092 INFO L276 IsEmpty]: Start isEmpty. Operand 392 states and 489 transitions. [2021-11-21 05:50:44,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2021-11-21 05:50:44,093 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:44,093 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:48,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:48,224 INFO L263 TraceCheckSpWp]: Trace formula consists of 645 conjuncts, 24 conjunts are in the unsatisfiable core [2021-11-21 05:50:48,226 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:49,860 INFO L134 CoverageAnalysis]: Checked inductivity of 644 backedges. 251 proven. 36 refuted. 0 times theorem prover too weak. 357 trivial. 0 not checked. [2021-11-21 05:50:52,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:50:52,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 05:50:52,911 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 05:50:52,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 05:50:52,912 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:50:52,913 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:50:57,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:50:57,588 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 46 conjunts are in the unsatisfiable core [2021-11-21 05:50:57,590 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:50:59,316 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-21 05:51:01,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:01,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 05:51:01,113 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 05:51:01,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 05:51:01,114 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:01,115 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:03,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-21 05:51:03,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 669 conjuncts, 44 conjunts are in the unsatisfiable core [2021-11-21 05:51:03,712 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-21 05:51:04,520 INFO L134 CoverageAnalysis]: Checked inductivity of 794 backedges. 421 proven. 171 refuted. 0 times theorem prover too weak. 202 trivial. 0 not checked. [2021-11-21 05:51:04,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 05:51:04,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 497 states to 394 states and 497 transitions. [2021-11-21 05:51:04,528 INFO L276 IsEmpty]: Start isEmpty. Operand 394 states and 497 transitions. [2021-11-21 05:51:04,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2021-11-21 05:51:04,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 05:51:04,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 05:51:14,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2021-11-21 05:51:14,750 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 05:51:14,753 INFO L158 Benchmark]: Toolchain (without parser) took 106998.59ms. Allocated memory was 104.9MB in the beginning and 308.3MB in the end (delta: 203.4MB). Free memory was 62.0MB in the beginning and 205.4MB in the end (delta: -143.4MB). Peak memory consumption was 59.1MB. Max. memory is 16.1GB. [2021-11-21 05:51:14,753 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 104.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 05:51:14,754 INFO L158 Benchmark]: CACSL2BoogieTranslator took 839.78ms. Allocated memory is still 104.9MB. Free memory was 61.8MB in the beginning and 54.7MB in the end (delta: 7.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2021-11-21 05:51:14,754 INFO L158 Benchmark]: Boogie Procedure Inliner took 166.53ms. Allocated memory is still 104.9MB. Free memory was 54.7MB in the beginning and 47.1MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 05:51:14,755 INFO L158 Benchmark]: Boogie Preprocessor took 246.16ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 47.1MB in the beginning and 97.1MB in the end (delta: -50.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-11-21 05:51:14,756 INFO L158 Benchmark]: RCFGBuilder took 2406.11ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 97.1MB in the beginning and 130.6MB in the end (delta: -33.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. [2021-11-21 05:51:14,757 INFO L158 Benchmark]: CodeCheck took 103317.01ms. Allocated memory was 184.5MB in the beginning and 308.3MB in the end (delta: 123.7MB). Free memory was 130.6MB in the beginning and 205.4MB in the end (delta: -74.8MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. [2021-11-21 05:51:14,761 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 0.31ms. Allocated memory is still 104.9MB. Free memory is still 80.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 839.78ms. Allocated memory is still 104.9MB. Free memory was 61.8MB in the beginning and 54.7MB in the end (delta: 7.1MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 166.53ms. Allocated memory is still 104.9MB. Free memory was 54.7MB in the beginning and 47.1MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 246.16ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 47.1MB in the beginning and 97.1MB in the end (delta: -50.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2406.11ms. Allocated memory was 127.9MB in the beginning and 184.5MB in the end (delta: 56.6MB). Free memory was 97.1MB in the beginning and 130.6MB in the end (delta: -33.4MB). Peak memory consumption was 55.3MB. Max. memory is 16.1GB. * CodeCheck took 103317.01ms. Allocated memory was 184.5MB in the beginning and 308.3MB in the end (delta: 123.7MB). Free memory was 130.6MB in the beginning and 205.4MB in the end (delta: -74.8MB). Peak memory consumption was 48.9MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 05:51:14,928 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/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_fe0f4e27-f989-4ab6-be1d-21b90c065ec9/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